diff --git a/Dockerfile b/Dockerfile
index e14d1fb2..59cc1e47 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,16 +1,16 @@
 # 构建前端资源
-FROM node:18-alpine3.16 as fe-builder
+FROM node:18-bookworm-slim as fe-builder
 
 WORKDIR /mayfly
 
 COPY mayfly_go_web .
 
-RUN yarn
+RUN yarn install
 
 RUN yarn build
 
 # 构建后端资源
-FROM golang:1.21.0 as be-builder
+FROM golang:1.21.5 as be-builder
 
 ENV GOPROXY https://goproxy.cn
 WORKDIR /mayfly
@@ -27,9 +27,11 @@ RUN GO111MODULE=on CGO_ENABLED=0 GOOS=linux \
     go build -a \
     -o mayfly-go main.go
 
-FROM alpine:3.16
+FROM debian:bookworm-slim
 
-RUN apk add --no-cache ca-certificates bash expat
+RUN apt-get update && \
+    apt-get install -y ca-certificates expat libncurses5 && \
+    apt-get clean
 
 ENV TZ=Asia/Shanghai
 RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone
diff --git a/mayfly_go_web/src/common/utils/date.ts b/mayfly_go_web/src/common/utils/date.ts
index b0e7d43f..c12b3f00 100644
--- a/mayfly_go_web/src/common/utils/date.ts
+++ b/mayfly_go_web/src/common/utils/date.ts
@@ -24,5 +24,8 @@ export function dateStrFormat(fmt: string, dateStr: string) {
 }
 
 export function dateFormat(dateStr: string) {
+    if (dateStr.startsWith('0001-01-01', 0)) {
+        return '';
+    }
     return dateFormat2('yyyy-MM-dd HH:mm:ss', new Date(dateStr));
 }
diff --git a/mayfly_go_web/src/views/ops/db/DbBackupEdit.vue b/mayfly_go_web/src/views/ops/db/DbBackupEdit.vue
new file mode 100644
index 00000000..e9bb55ae
--- /dev/null
+++ b/mayfly_go_web/src/views/ops/db/DbBackupEdit.vue
@@ -0,0 +1,182 @@
+<template>
+    <div>
+        <el-dialog :title="title" :model-value="visible" :before-close="cancel" :close-on-click-modal="false" :destroy-on-close="true" width="38%">
+            <el-form :model="state.form" ref="backupForm" label-width="auto" :rules="rules">
+                <el-form-item prop="dbNames" label="数据库名称">
+                    <el-select
+                        @change="changeDatabase"
+                        v-model="state.selectedDbNames"
+                        multiple
+                        clearable
+                        collapse-tags
+                        collapse-tags-tooltip
+                        filterable
+                        :disabled="state.editOrCreate"
+                        placeholder="数据库名称"
+                        style="width: 100%"
+                    >
+                        <el-option v-for="db in state.dbNamesWithoutBackup" :key="db" :label="db" :value="db" />
+                    </el-select>
+                </el-form-item>
+
+                <el-form-item prop="name" label="任务名称">
+                    <el-input v-model.number="state.form.name" type="text" placeholder="任务名称"></el-input>
+                </el-form-item>
+                <el-form-item prop="startTime" label="开始时间">
+                    <el-date-picker v-model="state.form.startTime" type="datetime" placeholder="开始时间" />
+                </el-form-item>
+                <el-form-item prop="intervalDay" label="备份周期">
+                    <el-input v-model.number="state.form.intervalDay" type="number" placeholder="备份周期（单位：天）"></el-input>
+                </el-form-item>
+            </el-form>
+
+            <template #footer>
+                <div class="dialog-footer">
+                    <el-button @click="cancel()">取 消</el-button>
+                    <el-button type="primary" :loading="state.btnLoading" @click="btnOk">确 定</el-button>
+                </div>
+            </template>
+        </el-dialog>
+    </div>
+</template>
+
+<script lang="ts" setup>
+import { reactive, ref, watch } from 'vue';
+import { dbApi } from './api';
+import { ElMessage } from 'element-plus';
+
+const props = defineProps({
+    visible: {
+        type: Boolean,
+    },
+    data: {
+        type: [Boolean, Object],
+    },
+    title: {
+        type: String,
+    },
+    dbId: {
+        type: [Number],
+        required: true,
+    },
+});
+
+//定义事件
+const emit = defineEmits(['update:visible', 'cancel', 'val-change']);
+
+const rules = {
+    dbNames: [
+        {
+            required: true,
+            message: '请选择需要备份的数据库',
+            trigger: ['change', 'blur'],
+        },
+    ],
+    intervalDay: [
+        {
+            required: true,
+            pattern: /^[1-9]\d*$/,
+            message: '请输入正整数',
+            trigger: ['change', 'blur'],
+        },
+    ],
+    startTime: [
+        {
+            required: true,
+            message: '请选择开始时间',
+            trigger: ['change', 'blur'],
+        },
+    ],
+};
+
+const backupForm: any = ref(null);
+
+const state = reactive({
+    form: {
+        id: 0,
+        dbId: 0,
+        dbNames: String,
+        name: null as any,
+        intervalDay: 1,
+        startTime: null as any,
+        repeated: null as any,
+    },
+    btnLoading: false,
+    selectedDbNames: [] as any,
+    dbNamesWithoutBackup: [] as any,
+    editOrCreate: false,
+});
+
+watch(props, (newValue: any) => {
+    if (newValue.visible) {
+        init(newValue.data);
+    }
+});
+
+/**
+ * 改变表单中的数据库字段，方便表单错误提示。如全部删光，可提示请添加数据库
+ */
+const changeDatabase = () => {
+    state.form.dbNames = state.selectedDbNames.length == 0 ? '' : state.selectedDbNames.join(' ');
+};
+
+const init = (data: any) => {
+    state.selectedDbNames = [];
+    state.form.dbId = props.dbId;
+    if (data) {
+        state.editOrCreate = true;
+        state.dbNamesWithoutBackup = [data.dbName];
+        state.selectedDbNames = [data.dbName];
+        state.form.id = data.id;
+        state.form.dbNames = data.dbName;
+        state.form.name = data.name;
+        state.form.intervalDay = data.intervalDay;
+        state.form.startTime = data.startTime;
+    } else {
+        state.editOrCreate = false;
+        state.form.name = '';
+        state.form.intervalDay = 1;
+        const now = new Date();
+        state.form.startTime = new Date(now.getFullYear(), now.getMonth(), now.getDate() + 1);
+        getDbNamesWithoutBackup();
+    }
+};
+
+const getDbNamesWithoutBackup = async () => {
+    if (props.dbId > 0) {
+        state.dbNamesWithoutBackup = await dbApi.getDbNamesWithoutBackup.request({ dbId: props.dbId });
+    }
+};
+
+const btnOk = async () => {
+    backupForm.value.validate(async (valid: boolean) => {
+        if (valid) {
+            state.form.repeated = true;
+            const reqForm = { ...state.form };
+            let api = dbApi.createDbBackup;
+            if (props.data) {
+                api = dbApi.saveDbBackup;
+            }
+            api.request(reqForm).then(() => {
+                ElMessage.success('保存成功');
+                emit('val-change', state.form);
+                state.btnLoading = true;
+                setTimeout(() => {
+                    state.btnLoading = false;
+                }, 1000);
+
+                cancel();
+            });
+        } else {
+            ElMessage.error('请正确填写信息');
+            return false;
+        }
+    });
+};
+
+const cancel = () => {
+    emit('update:visible', false);
+    emit('cancel');
+};
+</script>
+<style lang="scss"></style>
diff --git a/mayfly_go_web/src/views/ops/db/DbBackupList.vue b/mayfly_go_web/src/views/ops/db/DbBackupList.vue
new file mode 100644
index 00000000..ed4409bb
--- /dev/null
+++ b/mayfly_go_web/src/views/ops/db/DbBackupList.vue
@@ -0,0 +1,158 @@
+<template>
+    <div class="db-backup">
+        <page-table
+            height="100%"
+            ref="pageTableRef"
+            :page-api="dbApi.getDbBackups"
+            :show-selection="true"
+            v-model:selection-data="state.selectedData"
+            :searchItems="searchItems"
+            :before-query-fn="beforeQueryFn"
+            v-model:query-form="query"
+            :data="state.data"
+            :columns="columns"
+            :total="state.total"
+            v-model:page-size="query.pageSize"
+            v-model:page-num="query.pageNum"
+        >
+            <template #dbSelect>
+                <el-select v-model="query.dbName" placeholder="请选择数据库" style="width: 200px" filterable clearable>
+                    <el-option v-for="item in props.dbNames" :key="item" :label="`${item}`" :value="item"> </el-option>
+                </el-select>
+            </template>
+
+            <template #tableHeader>
+                <el-button type="primary" icon="plus" @click="createDbBackup()">添加</el-button>
+                <el-button type="primary" icon="video-play" @click="enableDbBackup(null)">启用</el-button>
+                <el-button type="primary" icon="video-pause" @click="disableDbBackup(null)">禁用</el-button>
+            </template>
+
+            <template #action="{ data }">
+                <el-button @click="editDbBackup(data)" type="primary" link>编辑</el-button>
+                <el-button @click="enableDbBackup(data)" type="primary" link>启用</el-button>
+                <el-button @click="disableDbBackup(data)" type="primary" link>禁用</el-button>
+            </template>
+        </page-table>
+
+        <db-backup-edit
+            @val-change="search"
+            :title="dbBackupEditDialog.title"
+            :dbId="dbId"
+            :data="dbBackupEditDialog.data"
+            v-model:visible="dbBackupEditDialog.visible"
+        ></db-backup-edit>
+    </div>
+</template>
+
+<script lang="ts" setup>
+import { toRefs, reactive, defineAsyncComponent, Ref, ref } from 'vue';
+import { dbApi } from './api';
+import PageTable from '@/components/pagetable/PageTable.vue';
+import { TableColumn } from '@/components/pagetable';
+import { SearchItem } from '@/components/SearchForm';
+import { ElMessage } from 'element-plus';
+
+const DbBackupEdit = defineAsyncComponent(() => import('./DbBackupEdit.vue'));
+const pageTableRef: Ref<any> = ref(null);
+
+const props = defineProps({
+    dbId: {
+        type: [Number],
+        required: true,
+    },
+    dbNames: {
+        type: [Array<String>],
+        required: true,
+    },
+});
+
+const searchItems = [SearchItem.slot('dbName', '数据库名称', 'dbSelect')];
+
+const columns = [
+    TableColumn.new('dbName', '数据库名称'),
+    TableColumn.new('name', '任务名称'),
+    TableColumn.new('startTime', '启动时间').isTime(),
+    TableColumn.new('intervalDay', '备份周期'),
+    TableColumn.new('enabled', '是否启用'),
+    TableColumn.new('lastResult', '执行结果'),
+    TableColumn.new('lastTime', '执行时间').isTime(),
+    TableColumn.new('action', '操作').isSlot().setMinWidth(220).fixedRight().alignCenter(),
+];
+
+const emptyQuery = {
+    dbId: 0,
+    dbName: '',
+    pageNum: 1,
+    pageSize: 10,
+    repeated: true,
+};
+
+const state = reactive({
+    data: [],
+    total: 0,
+    query: emptyQuery,
+    dbBackupEditDialog: {
+        visible: false,
+        data: null as any,
+        title: '创建数据库备份任务',
+    },
+    /**
+     * 选中的数据
+     */
+    selectedData: [],
+});
+
+const { query, dbBackupEditDialog } = toRefs(state);
+
+const beforeQueryFn = (query: any) => {
+    query.dbId = props.dbId;
+    return query;
+};
+
+const search = async () => {
+    await pageTableRef.value.search();
+};
+
+const createDbBackup = async () => {
+    state.dbBackupEditDialog.data = null;
+    state.dbBackupEditDialog.title = '创建数据库备份任务';
+    state.dbBackupEditDialog.visible = true;
+};
+
+const editDbBackup = async (data: any) => {
+    state.dbBackupEditDialog.data = data;
+    state.dbBackupEditDialog.title = '修改数据库备份任务';
+    state.dbBackupEditDialog.visible = true;
+};
+
+const enableDbBackup = async (data: any) => {
+    let backupId: String;
+    if (data) {
+        backupId = data.id;
+    } else if (state.selectedData.length > 0) {
+        backupId = state.selectedData.map((x: any) => x.id).join(' ');
+    } else {
+        ElMessage.error('请选择需要启用的备份任务');
+        return;
+    }
+    await dbApi.enableDbBackup.request({ dbId: props.dbId, backupId: backupId });
+    await search();
+    ElMessage.success('启用成功');
+};
+
+const disableDbBackup = async (data: any) => {
+    let backupId: String;
+    if (data) {
+        backupId = data.id;
+    } else if (state.selectedData.length > 0) {
+        backupId = state.selectedData.map((x: any) => x.id).join(' ');
+    } else {
+        ElMessage.error('请选择需要禁用的备份任务');
+        return;
+    }
+    await dbApi.disableDbBackup.request({ dbId: props.dbId, backupId: backupId });
+    await search();
+    ElMessage.success('禁用成功');
+};
+</script>
+<style lang="scss"></style>
diff --git a/mayfly_go_web/src/views/ops/db/DbList.vue b/mayfly_go_web/src/views/ops/db/DbList.vue
index 46774b2d..b049dffb 100644
--- a/mayfly_go_web/src/views/ops/db/DbList.vue
+++ b/mayfly_go_web/src/views/ops/db/DbList.vue
@@ -61,10 +61,10 @@
                     <template #dropdown>
                         <el-dropdown-menu>
                             <el-dropdown-item :command="{ type: 'detail', data }"> 详情 </el-dropdown-item>
-
-                            <!-- <el-dropdown-item :command="{ type: 'edit', data }" v-if="actionBtns[perms.saveDb]"> 编辑 </el-dropdown-item> -->
-
+                            <!--<el-dropdown-item :command="{ type: 'edit', data }" v-if="actionBtns[perms.saveDb]"> 编辑 </el-dropdown-item>-->
                             <el-dropdown-item :command="{ type: 'dumpDb', data }" v-if="data.type == DbType.mysql"> 导出 </el-dropdown-item>
+                            <el-dropdown-item :command="{ type: 'dbBackup', data }" v-if="data.type == DbType.mysql"> 备份 </el-dropdown-item>
+                            <el-dropdown-item :command="{ type: 'dbRestore', data }" v-if="data.type == DbType.mysql"> 恢复 </el-dropdown-item>
                         </el-dropdown-menu>
                     </template>
                 </el-dropdown>
@@ -122,6 +122,26 @@
             <db-sql-exec-log :db-id="sqlExecLogDialog.dbId" :dbs="sqlExecLogDialog.dbs" />
         </el-dialog>
 
+        <el-dialog
+            width="90%"
+            :title="`${dbBackupDialog.title} - 数据库备份`"
+            :close-on-click-modal="false"
+            :destroy-on-close="true"
+            v-model="dbBackupDialog.visible"
+        >
+            <db-backup-list :dbId="dbBackupDialog.dbId" :dbNames="dbBackupDialog.dbs" />
+        </el-dialog>
+
+        <el-dialog
+            width="90%"
+            :title="`${dbRestoreDialog.title} - 数据库恢复`"
+            :close-on-click-modal="false"
+            :destroy-on-close="true"
+            v-model="dbRestoreDialog.visible"
+        >
+            <db-restore-list :dbId="dbRestoreDialog.dbId" :dbNames="dbRestoreDialog.dbs" />
+        </el-dialog>
+
         <el-dialog v-model="infoDialog.visible" :before-close="onBeforeCloseInfoDialog" :close-on-click-modal="false">
             <el-descriptions title="详情" :column="3" border>
                 <!-- <el-descriptions-item :span="3" label="标签路径">{{ infoDialog.data?.tagPath }}</el-descriptions-item> -->
@@ -165,6 +185,8 @@ import { useRoute } from 'vue-router';
 import { getDbDialect } from './dialect/index';
 import { getTagPathSearchItem } from '../component/tag';
 import { SearchItem } from '@/components/SearchForm';
+import DbBackupList from './DbBackupList.vue';
+import DbRestoreList from './DbRestoreList.vue';
 
 const DbEdit = defineAsyncComponent(() => import('./DbEdit.vue'));
 
@@ -225,6 +247,24 @@ const state = reactive({
         dbs: [],
         dbId: 0,
     },
+    // 数据库备份弹框
+    dbBackupDialog: {
+        title: '',
+        visible: false,
+        dbs: [],
+        dbId: 0,
+    },
+    // 数据库恢复弹框
+    dbRestoreDialog: {
+        title: '',
+        visible: false,
+        dbs: [],
+        dbId: 0,
+    },
+    chooseTableName: '',
+    tableInfoDialog: {
+        visible: false,
+    },
     exportDialog: {
         visible: false,
         dbId: 0,
@@ -246,7 +286,7 @@ const state = reactive({
     },
 });
 
-const { db, selectionData, query, infoDialog, sqlExecLogDialog, exportDialog, dbEditDialog } = toRefs(state);
+const { db, selectionData, query, infoDialog, sqlExecLogDialog, exportDialog, dbEditDialog, dbBackupDialog, dbRestoreDialog } = toRefs(state);
 
 onMounted(async () => {
     if (Object.keys(actionBtns).length > 0) {
@@ -304,6 +344,15 @@ const handleMoreActionCommand = (commond: any) => {
         }
         case 'dumpDb': {
             onDumpDbs(data);
+            return;
+        }
+        case 'dbBackup': {
+            onShowDbBackupDialog(data);
+            return;
+        }
+        case 'dbRestore': {
+            onShowDbRestoreDialog(data);
+            return;
         }
     }
 };
@@ -347,6 +396,20 @@ const onBeforeCloseSqlExecDialog = () => {
     state.sqlExecLogDialog.dbId = 0;
 };
 
+const onShowDbBackupDialog = async (row: any) => {
+    state.dbBackupDialog.title = `${row.name}`;
+    state.dbBackupDialog.dbId = row.id;
+    state.dbBackupDialog.dbs = row.database.split(' ');
+    state.dbBackupDialog.visible = true;
+};
+
+const onShowDbRestoreDialog = async (row: any) => {
+    state.dbRestoreDialog.title = `${row.name}`;
+    state.dbRestoreDialog.dbId = row.id;
+    state.dbRestoreDialog.dbs = row.database.split(' ');
+    state.dbRestoreDialog.visible = true;
+};
+
 const onDumpDbs = async (row: any) => {
     const dbs = row.database.split(' ');
     const data = [];
diff --git a/mayfly_go_web/src/views/ops/db/DbRestoreEdit.vue b/mayfly_go_web/src/views/ops/db/DbRestoreEdit.vue
new file mode 100644
index 00000000..b2008c4d
--- /dev/null
+++ b/mayfly_go_web/src/views/ops/db/DbRestoreEdit.vue
@@ -0,0 +1,283 @@
+<template>
+    <div>
+        <el-dialog :title="title" :model-value="visible" :before-close="cancel" :close-on-click-modal="false" width="38%">
+            <el-form :model="state.form" ref="restoreForm" label-width="auto" :rules="rules">
+                <el-form-item label="恢复方式">
+                    <el-radio-group :disabled="state.editOrCreate" v-model="state.restoreMode">
+                        <el-radio label="point-in-time">指定时间点</el-radio>
+                        <el-radio label="backup-history">指定备份</el-radio>
+                    </el-radio-group>
+                </el-form-item>
+                <el-form-item prop="dbName" label="数据库名称">
+                    <el-select
+                        :disabled="state.editOrCreate"
+                        @change="changeDatabase"
+                        v-model="state.form.dbName"
+                        placeholder="数据库名称"
+                        filterable
+                        clearable
+                        class="w100"
+                    >
+                        <el-option v-for="item in props.dbNames" :key="item" :label="`${item}`" :value="item"> </el-option>
+                    </el-select>
+                </el-form-item>
+                <el-form-item v-if="state.restoreMode == 'point-in-time'" prop="pointInTime" label="恢复时间点">
+                    <el-date-picker :disabled="state.editOrCreate" v-model="state.form.pointInTime" type="datetime" placeholder="恢复时间点" />
+                </el-form-item>
+                <el-form-item v-if="state.restoreMode == 'backup-history'" prop="dbBackupHistoryId" label="数据库备份">
+                    <el-select
+                        :disabled="state.editOrCreate"
+                        @change="changeHistory"
+                        v-model="state.history"
+                        placeholder="数据库备份"
+                        filterable
+                        clearable
+                        class="w100"
+                    >
+                        <el-option v-for="item in state.histories" :key="item.id" :label="item.name" :value="item"> </el-option>
+                    </el-select>
+                </el-form-item>
+                <el-form-item prop="startTime" label="开始时间">
+                    <el-date-picker :disabled="state.editOrCreate" v-model="state.form.startTime" type="datetime" placeholder="开始时间" />
+                </el-form-item>
+            </el-form>
+
+            <template #footer>
+                <div class="dialog-footer">
+                    <el-button @click="cancel()">取 消</el-button>
+                    <el-button type="primary" :loading="state.btnLoading" @click="btnOk">确 定</el-button>
+                </div>
+            </template>
+        </el-dialog>
+    </div>
+</template>
+
+<script lang="ts" setup>
+import { onMounted, reactive, ref, watch } from 'vue';
+import { dbApi } from './api';
+import { ElMessage } from 'element-plus';
+
+const props = defineProps({
+    visible: {
+        type: Boolean,
+    },
+    data: {
+        type: [Boolean, Object],
+    },
+    title: {
+        type: String,
+    },
+    dbId: {
+        type: [Number],
+        required: true,
+    },
+    dbNames: {
+        type: Array,
+        required: true,
+    },
+});
+
+//定义事件
+const emit = defineEmits(['update:visible', 'cancel', 'val-change']);
+
+const validatePointInTime = (rule: any, value: any, callback: any) => {
+    if (!state.histories || state.histories.length == 0) {
+        callback(new Error('数据库没有备份记录'));
+        return;
+    }
+    const history = state.histories[state.histories.length - 1];
+    if (value < new Date(history.createTime)) {
+        callback(new Error('在此之前数据库没有备份记录'));
+        return;
+    }
+    callback();
+};
+
+const rules = {
+    dbName: [
+        {
+            required: true,
+            message: '请选择需要恢复的数据库',
+            trigger: ['change', 'blur'],
+        },
+    ],
+    pointInTime: [
+        {
+            required: true,
+            // message: '请选择恢复时间点',
+            validator: validatePointInTime,
+            trigger: ['change', 'blur'],
+        },
+    ],
+    dbBackupHistoryId: [
+        {
+            required: true,
+            message: '请选择数据库备份',
+            trigger: ['change', 'blur'],
+        },
+    ],
+    intervalDay: [
+        {
+            required: true,
+            pattern: /^[1-9]\d*$/,
+            message: '请输入正整数',
+            trigger: ['change', 'blur'],
+        },
+    ],
+    startTime: [
+        {
+            required: true,
+            message: '请选择开始时间',
+            trigger: ['change', 'blur'],
+        },
+    ],
+};
+
+const restoreForm: any = ref(null);
+
+const state = reactive({
+    form: {
+        id: 0,
+        dbId: 0,
+        dbName: null as any,
+        intervalDay: 1,
+        startTime: null as any,
+        repeated: null as any,
+        dbBackupId: null as any,
+        dbBackupHistoryId: null as any,
+        dbBackupHistoryName: null as any,
+        pointInTime: null as any,
+    },
+    btnLoading: false,
+    selectedDbNames: [] as any,
+    dbNamesWithoutRestore: [] as any,
+    editOrCreate: false,
+    histories: [] as any,
+    history: null as any,
+    restoreMode: null as any,
+});
+
+onMounted(async () => {
+    await init(props.data);
+});
+
+watch(props, (newValue: any) => {
+    if (newValue.visible) {
+        init(newValue.data);
+    }
+});
+
+/**
+ * 改变表单中的数据库字段，方便表单错误提示。如全部删光，可提示请添加数据库
+ */
+const changeDatabase = async () => {
+    await getBackupHistories(props.dbId, state.form.dbName);
+};
+
+const changeHistory = async () => {
+    if (state.history) {
+        state.form.dbBackupId = state.history.dbBackupId;
+        state.form.dbBackupHistoryId = state.history.id;
+        state.form.dbBackupHistoryName = state.history.name;
+    }
+};
+
+const init = async (data: any) => {
+    state.selectedDbNames = [];
+    state.form.dbId = props.dbId;
+    if (data) {
+        state.editOrCreate = true;
+        state.dbNamesWithoutRestore = [data.dbName];
+        state.selectedDbNames = [data.dbName];
+        state.form.id = data.id;
+        state.form.dbName = data.dbName;
+        state.form.intervalDay = data.intervalDay;
+        state.form.pointInTime = data.pointInTime;
+        state.form.startTime = data.startTime;
+        state.form.dbBackupId = data.dbBackupId;
+        state.form.dbBackupHistoryId = data.dbBackupHistoryId;
+        state.form.dbBackupHistoryName = data.dbBackupHistoryName;
+        if (data.dbBackupHistoryId > 0) {
+            state.restoreMode = 'backup-history';
+        } else {
+            state.restoreMode = 'point-in-time';
+        }
+        state.history = {
+            dbBackupId: data.dbBackupId,
+            id: data.dbBackupHistoryId,
+            name: data.dbBackupHistoryName,
+            createTime: data.createTime,
+        };
+        await getBackupHistories(props.dbId, data.dbName);
+    } else {
+        state.form.dbName = '';
+        state.editOrCreate = false;
+        state.form.intervalDay = 1;
+        state.form.pointInTime = new Date();
+        state.form.startTime = new Date();
+        state.histories = [];
+        state.history = null;
+        state.restoreMode = 'point-in-time';
+        await getDbNamesWithoutRestore();
+    }
+};
+
+const getDbNamesWithoutRestore = async () => {
+    if (props.dbId > 0) {
+        state.dbNamesWithoutRestore = await dbApi.getDbNamesWithoutRestore.request({ dbId: props.dbId });
+    }
+};
+
+const btnOk = async () => {
+    restoreForm.value.validate(async (valid: any) => {
+        if (valid) {
+            if (state.restoreMode == 'point-in-time') {
+                state.form.dbBackupId = 0;
+                state.form.dbBackupHistoryId = 0;
+                state.form.dbBackupHistoryName = '';
+            } else {
+                state.form.pointInTime = '0001-01-01T00:00:00Z';
+            }
+            state.form.repeated = false;
+            const reqForm = { ...state.form };
+            let api = dbApi.createDbRestore;
+            if (props.data) {
+                api = dbApi.saveDbRestore;
+            }
+            api.request(reqForm).then(() => {
+                ElMessage.success('保存成功');
+                emit('val-change', state.form);
+                state.btnLoading = true;
+                setTimeout(() => {
+                    state.btnLoading = false;
+                }, 1000);
+                cancel();
+            });
+        } else {
+            ElMessage.error('请正确填写信息');
+            return false;
+        }
+    });
+};
+
+const cancel = () => {
+    emit('update:visible', false);
+    emit('cancel');
+};
+
+const getBackupHistories = async (dbId: Number, dbName: String) => {
+    if (!dbId || !dbName) {
+        state.histories = [];
+        return;
+    }
+    const data = await dbApi.getDbBackupHistories.request({ dbId, dbName });
+    if (!data || !data.list) {
+        // state.form.dbName = '';
+        ElMessage.error('该数据库没有备份记录，无法创建数据库恢复任务');
+        state.histories = [];
+        return;
+    }
+    state.histories = data.list;
+};
+</script>
+<style lang="scss"></style>
diff --git a/mayfly_go_web/src/views/ops/db/DbRestoreList.vue b/mayfly_go_web/src/views/ops/db/DbRestoreList.vue
new file mode 100644
index 00000000..8095d078
--- /dev/null
+++ b/mayfly_go_web/src/views/ops/db/DbRestoreList.vue
@@ -0,0 +1,177 @@
+<template>
+    <div class="db-restore">
+        <page-table
+            height="100%"
+            ref="pageTableRef"
+            :page-api="dbApi.getDbRestores"
+            :show-selection="true"
+            v-model:selection-data="state.selectedData"
+            :searchItems="searchItems"
+            :before-query-fn="beforeQueryFn"
+            v-model:query-form="query"
+            :data="state.data"
+            :columns="columns"
+            :total="state.total"
+            v-model:page-size="query.pageSize"
+            v-model:page-num="query.pageNum"
+        >
+            <template #dbSelect>
+                <el-select v-model="query.dbName" placeholder="请选择数据库" style="width: 200px" filterable clearable>
+                    <el-option v-for="item in dbNames" :key="item" :label="`${item}`" :value="item"> </el-option>
+                </el-select>
+            </template>
+
+            <template #tableHeader>
+                <el-button type="primary" icon="plus" @click="createDbRestore()">添加</el-button>
+                <el-button type="primary" icon="video-play" @click="enableDbRestore(null)">启用</el-button>
+                <el-button type="primary" icon="video-pause" @click="disableDbRestore(null)">禁用</el-button>
+            </template>
+
+            <template #action="{ data }">
+                <el-button @click="showDbRestore(data)" type="primary" link>详情</el-button>
+                <el-button @click="enableDbRestore(data)" type="primary" link>启用</el-button>
+                <el-button @click="disableDbRestore(data)" type="primary" link>禁用</el-button>
+            </template>
+        </page-table>
+
+        <db-restore-edit
+            @val-change="search"
+            :title="dbRestoreEditDialog.title"
+            :dbId="dbId"
+            :dbNames="dbNames"
+            :data="dbRestoreEditDialog.data"
+            v-model:visible="dbRestoreEditDialog.visible"
+        ></db-restore-edit>
+
+        <el-dialog v-model="infoDialog.visible" title="数据库恢复">
+            <el-descriptions :column="1" border>
+                <el-descriptions-item :span="1" label="数据库名称">{{ infoDialog.data.dbName }}</el-descriptions-item>
+                <el-descriptions-item v-if="!infoDialog.data.dbBackupHistoryName" :span="1" label="恢复时间点">{{
+                    dateFormat(infoDialog.data.pointInTime)
+                }}</el-descriptions-item>
+                <el-descriptions-item v-if="infoDialog.data.dbBackupHistoryName" :span="1" label="数据库备份">{{
+                    infoDialog.data.dbBackupHistoryName
+                }}</el-descriptions-item>
+                <el-descriptions-item :span="1" label="开始时间">{{ dateFormat(infoDialog.data.startTime) }}</el-descriptions-item>
+                <el-descriptions-item :span="1" label="是否启用">{{ infoDialog.data.enabled }}</el-descriptions-item>
+                <el-descriptions-item :span="1" label="执行时间">{{ dateFormat(infoDialog.data.lastTime) }}</el-descriptions-item>
+                <el-descriptions-item :span="1" label="执行结果">{{ infoDialog.data.lastResult }}</el-descriptions-item>
+            </el-descriptions>
+        </el-dialog>
+    </div>
+</template>
+
+<script lang="ts" setup>
+import { toRefs, reactive, defineAsyncComponent, Ref, ref } from 'vue';
+import { dbApi } from './api';
+import PageTable from '@/components/pagetable/PageTable.vue';
+import { TableColumn } from '@/components/pagetable';
+import { SearchItem } from '@/components/SearchForm';
+import { ElMessage } from 'element-plus';
+import { dateFormat } from '@/common/utils/date';
+const DbRestoreEdit = defineAsyncComponent(() => import('./DbRestoreEdit.vue'));
+const pageTableRef: Ref<any> = ref(null);
+
+const props = defineProps({
+    dbId: {
+        type: [Number],
+        required: true,
+    },
+    dbNames: {
+        type: [Array<String>],
+        required: true,
+    },
+});
+
+// const queryConfig = [TableQuery.slot('dbName', '数据库名称', 'dbSelect')];
+const searchItems = [SearchItem.slot('dbName', '数据库名称', 'dbSelect')];
+
+const columns = [
+    TableColumn.new('dbName', '数据库名称'),
+    TableColumn.new('startTime', '启动时间').isTime(),
+    TableColumn.new('enabled', '是否启用'),
+    TableColumn.new('lastTime', '执行时间').isTime(),
+    TableColumn.new('lastResult', '执行结果'),
+    TableColumn.new('action', '操作').isSlot().setMinWidth(220).fixedRight().alignCenter(),
+];
+
+const emptyQuery = {
+    dbId: props.dbId,
+    dbName: '',
+    pageNum: 1,
+    pageSize: 10,
+    repeated: false,
+};
+
+const state = reactive({
+    data: [],
+    total: 0,
+    query: emptyQuery,
+    dbRestoreEditDialog: {
+        visible: false,
+        data: null as any,
+        title: '创建数据库恢复任务',
+    },
+    infoDialog: {
+        visible: false,
+        data: null as any,
+    },
+    /**
+     * 选中的数据
+     */
+    selectedData: [],
+});
+
+const { query, dbRestoreEditDialog, infoDialog } = toRefs(state);
+
+const beforeQueryFn = (query: any) => {
+    query.dbId = props.dbId;
+    return query;
+};
+
+const search = async () => {
+    await pageTableRef.value.search();
+};
+
+const createDbRestore = async () => {
+    state.dbRestoreEditDialog.data = null;
+    state.dbRestoreEditDialog.title = '数据库恢复';
+    state.dbRestoreEditDialog.visible = true;
+};
+
+const showDbRestore = async (data: any) => {
+    state.infoDialog.data = data;
+    state.infoDialog.visible = true;
+};
+
+const enableDbRestore = async (data: any) => {
+    let restoreId: String;
+    if (data) {
+        restoreId = data.id;
+    } else if (state.selectedData.length > 0) {
+        restoreId = state.selectedData.map((x: any) => x.id).join(' ');
+    } else {
+        ElMessage.error('请选择需要启用的恢复任务');
+        return;
+    }
+    await dbApi.enableDbRestore.request({ dbId: props.dbId, restoreId: restoreId });
+    await search();
+    ElMessage.success('启用成功');
+};
+
+const disableDbRestore = async (data: any) => {
+    let restoreId: String;
+    if (data) {
+        restoreId = data.id;
+    } else if (state.selectedData.length > 0) {
+        restoreId = state.selectedData.map((x: any) => x.id).join(' ');
+    } else {
+        ElMessage.error('请选择需要禁用的恢复任务');
+        return;
+    }
+    await dbApi.disableDbRestore.request({ dbId: props.dbId, restoreId: restoreId });
+    await search();
+    ElMessage.success('禁用成功');
+};
+</script>
+<style lang="scss"></style>
diff --git a/mayfly_go_web/src/views/ops/db/InstanceList.vue b/mayfly_go_web/src/views/ops/db/InstanceList.vue
index a5825754..ecebb0cf 100644
--- a/mayfly_go_web/src/views/ops/db/InstanceList.vue
+++ b/mayfly_go_web/src/views/ops/db/InstanceList.vue
@@ -28,8 +28,8 @@
             </template>
         </page-table>
 
-        <el-dialog v-model="infoDialog.visible">
-            <el-descriptions title="详情" :column="3" border>
+        <el-dialog v-model="infoDialog.visible" title="详情">
+            <el-descriptions :column="3" border>
                 <el-descriptions-item :span="2" label="名称">{{ infoDialog.data.name }}</el-descriptions-item>
                 <el-descriptions-item :span="1" label="id">{{ infoDialog.data.id }}</el-descriptions-item>
                 <el-descriptions-item :span="2" label="主机">{{ infoDialog.data.host }}</el-descriptions-item>
diff --git a/mayfly_go_web/src/views/ops/db/api.ts b/mayfly_go_web/src/views/ops/db/api.ts
index 1e09b7da..58a8a4e7 100644
--- a/mayfly_go_web/src/views/ops/db/api.ts
+++ b/mayfly_go_web/src/views/ops/db/api.ts
@@ -32,7 +32,6 @@ export const dbApi = {
     // 获取数据库sql执行记录
     getSqlExecs: Api.newGet('/dbs/{dbId}/sql-execs'),
 
-    // 获取权限列表
     instances: Api.newGet('/instances'),
     getInstance: Api.newGet('/instances/{instanceId}'),
     getAllDatabase: Api.newGet('/instances/{instanceId}/databases'),
@@ -41,4 +40,21 @@ export const dbApi = {
     saveInstance: Api.newPost('/instances'),
     getInstancePwd: Api.newGet('/instances/{id}/pwd'),
     deleteInstance: Api.newDelete('/instances/{id}'),
+
+    // 获取数据库备份列表
+    getDbBackups: Api.newGet('/dbs/{dbId}/backups'),
+    createDbBackup: Api.newPost('/dbs/{dbId}/backups'),
+    getDbNamesWithoutBackup: Api.newGet('/dbs/{dbId}/db-names-without-backup'),
+    enableDbBackup: Api.newPut('/dbs/{dbId}/backups/{backupId}/enable'),
+    disableDbBackup: Api.newPut('/dbs/{dbId}/backups/{backupId}/disable'),
+    saveDbBackup: Api.newPut('/dbs/{dbId}/backups/{id}'),
+    getDbBackupHistories: Api.newGet('/dbs/{dbId}/backup-histories'),
+
+    // 获取数据库备份列表
+    getDbRestores: Api.newGet('/dbs/{dbId}/restores'),
+    createDbRestore: Api.newPost('/dbs/{dbId}/restores'),
+    getDbNamesWithoutRestore: Api.newGet('/dbs/{dbId}/db-names-without-restore'),
+    enableDbRestore: Api.newPut('/dbs/{dbId}/restores/{restoreId}/enable'),
+    disableDbRestore: Api.newPut('/dbs/{dbId}/restores/{restoreId}/disable'),
+    saveDbRestore: Api.newPut('/dbs/{dbId}/restores/{id}'),
 };
diff --git a/server/.gitignore b/server/.gitignore
index 900776b3..cc569fe8 100644
--- a/server/.gitignore
+++ b/server/.gitignore
@@ -1,4 +1,10 @@
 static/static
 config.yml
 mayfly_rsa
-mayfly_rsa.pub
\ No newline at end of file
+mayfly_rsa.pub
+# 数据库备份目录
+backup/
+# MySQL 可执行文件 (mysql mysqldump mysqlbinlog) 所在目录
+mysqlutil/
+# MariaDB 可执行文件 (mysql mysqldump mysqlbinlog) 所在目录
+mariadbutil/
diff --git a/server/config.yml.example b/server/config.yml.example
index 97cba1a2..d7911118 100644
--- a/server/config.yml.example
+++ b/server/config.yml.example
@@ -45,4 +45,14 @@ log:
   add-source: false
   # file:
   #   path: ./
-  #   name: mayfly-go.log
\ No newline at end of file
+  #   name: mayfly-go.log
+db:
+  backup-path: ./backup
+  mysqlutil-path:
+    mysql: ./mysqlutil/bin/mysql
+    mysqldump: ./mysqlutil/bin/mysqldump
+    mysqlbinlog: ./mysqlutil/bin/mysqlbinlog
+  mariadbutil-path:
+    mysql: ./mariadbutil/bin/mariadb
+    mysqldump: ./mariadbutil/bin/mariadb-dump
+    mysqlbinlog: ./mariadbutil/bin/mariadb-binlog
\ No newline at end of file
diff --git a/server/go.mod b/server/go.mod
index ce38322c..04ada473 100644
--- a/server/go.mod
+++ b/server/go.mod
@@ -34,6 +34,11 @@ require (
 	gorm.io/gorm v1.25.5
 )
 
+require (
+	github.com/google/uuid v1.3.0
+	golang.org/x/sync v0.1.0
+)
+
 require (
 	github.com/Azure/go-ntlmssp v0.0.0-20221128193559-754e69321358 // indirect
 	github.com/boombuler/barcode v1.0.1-0.20190219062509-6c824513bacc // indirect
@@ -52,7 +57,6 @@ require (
 	github.com/golang/glog v1.0.0 // indirect
 	github.com/golang/protobuf v1.5.3 // indirect
 	github.com/golang/snappy v0.0.4 // indirect
-	github.com/google/uuid v1.3.0 // indirect
 	github.com/jinzhu/inflection v1.0.0 // indirect
 	github.com/jinzhu/now v1.1.5 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
@@ -80,7 +84,6 @@ require (
 	golang.org/x/exp v0.0.0-20230519143937-03e91628a987
 	golang.org/x/image v0.13.0 // indirect
 	golang.org/x/net v0.19.0 // indirect
-	golang.org/x/sync v0.1.0 // indirect
 	golang.org/x/sys v0.15.0 // indirect
 	golang.org/x/text v0.14.0 // indirect
 	google.golang.org/appengine v1.6.7 // indirect
diff --git a/server/initialize/initialize.go b/server/initialize/initialize.go
index 7380a461..0710831f 100644
--- a/server/initialize/initialize.go
+++ b/server/initialize/initialize.go
@@ -1,7 +1,11 @@
 package initialize
 
-import machineInit "mayfly-go/internal/machine/init"
+import (
+	dbApp "mayfly-go/internal/db/application"
+	machineInit "mayfly-go/internal/machine/init"
+)
 
 func InitOther() {
 	machineInit.Init()
+	dbApp.Init()
 }
diff --git a/server/internal/auth/api/ldap_login.go b/server/internal/auth/api/ldap_login.go
index fe42f9be..2942c54b 100644
--- a/server/internal/auth/api/ldap_login.go
+++ b/server/internal/auth/api/ldap_login.go
@@ -102,7 +102,7 @@ func (a *LdapLogin) getOrCreateUserWithLdap(userName string, password string, co
 	}
 
 	account, err := a.getUser(userName, cols...)
-	if err == gorm.ErrRecordNotFound {
+	if errors.Is(err, gorm.ErrRecordNotFound) {
 		a.createUser(userName, userInfo.DisplayName)
 		return a.getUser(userName, cols...)
 	} else if err != nil {
diff --git a/server/internal/db/api/db.go b/server/internal/db/api/db.go
index b96ee9f2..0c671add 100644
--- a/server/internal/db/api/db.go
+++ b/server/internal/db/api/db.go
@@ -78,6 +78,8 @@ func (d *Db) DeleteDb(rc *req.Ctx) {
 		d.DbApp.Delete(ctx, dbId)
 		// 删除该库的sql执行记录
 		d.DbSqlExecApp.DeleteBy(ctx, &entity.DbSqlExec{DbId: dbId})
+
+		// todo delete restore task and histories
 	}
 }
 
@@ -472,3 +474,24 @@ func (d *Db) getDbConn(g *gin.Context) *dbm.DbConn {
 	biz.ErrIsNil(err)
 	return dc
 }
+
+// GetRestoreTask 获取数据库备份任务
+// @router /api/instances/:instance/restore-task [GET]
+func (d *Db) GetRestoreTask(rc *req.Ctx) {
+	// todo get restore task
+	panic("implement me")
+}
+
+// SaveRestoreTask 设置数据库备份任务
+// @router /api/instances/:instance/restore-task [POST]
+func (d *Db) SaveRestoreTask(rc *req.Ctx) {
+	// todo set restore task
+	panic("implement me")
+}
+
+// GetRestoreHistories 获取数据库备份历史
+// @router /api/instances/:instance/restore-histories [GET]
+func (d *Db) GetRestoreHistories(rc *req.Ctx) {
+	// todo get restore histories
+	panic("implement me")
+}
diff --git a/server/internal/db/api/db_backup.go b/server/internal/db/api/db_backup.go
new file mode 100644
index 00000000..cd330397
--- /dev/null
+++ b/server/internal/db/api/db_backup.go
@@ -0,0 +1,136 @@
+package api
+
+import (
+	"context"
+	"mayfly-go/internal/db/api/form"
+	"mayfly-go/internal/db/api/vo"
+	"mayfly-go/internal/db/application"
+	"mayfly-go/internal/db/domain/entity"
+	"mayfly-go/pkg/biz"
+	"mayfly-go/pkg/ginx"
+	"mayfly-go/pkg/req"
+	"strconv"
+	"strings"
+)
+
+type DbBackup struct {
+	DbBackupApp *application.DbBackupApp
+	DbApp       application.Db
+}
+
+// todo: 鉴权，避免未经授权进行数据库备份和恢复
+
+// GetPageList 获取数据库备份任务
+// @router /api/dbs/:dbId/backups [GET]
+func (d *DbBackup) GetPageList(rc *req.Ctx) {
+	dbId := uint64(ginx.PathParamInt(rc.GinCtx, "dbId"))
+	biz.IsTrue(dbId > 0, "无效的 dbId: %v", dbId)
+	db, err := d.DbApp.GetById(new(entity.Db), dbId, "db_instance_id", "database")
+	biz.ErrIsNilAppendErr(err, "获取数据库信息失败: %v")
+
+	queryCond, page := ginx.BindQueryAndPage[*entity.DbBackupQuery](rc.GinCtx, new(entity.DbBackupQuery))
+	queryCond.DbInstanceId = db.InstanceId
+	queryCond.InDbNames = strings.Fields(db.Database)
+	res, err := d.DbBackupApp.GetPageList(queryCond, page, new([]vo.DbBackup))
+	biz.ErrIsNilAppendErr(err, "获取数据库备份任务失败: %v")
+	rc.ResData = res
+}
+
+// Create 保存数据库备份任务
+// @router /api/dbs/:dbId/backups [POST]
+func (d *DbBackup) Create(rc *req.Ctx) {
+	form := &form.DbBackupForm{}
+	ginx.BindJsonAndValid(rc.GinCtx, form)
+	rc.ReqParam = form
+
+	dbNames := strings.Fields(form.DbNames)
+	biz.IsTrue(len(dbNames) > 0, "解析数据库备份任务失败：数据库名称未定义")
+
+	dbId := uint64(ginx.PathParamInt(rc.GinCtx, "dbId"))
+	biz.IsTrue(dbId > 0, "无效的 dbId: %v", dbId)
+	db, err := d.DbApp.GetById(new(entity.Db), dbId, "instanceId")
+	biz.ErrIsNilAppendErr(err, "获取数据库信息失败: %v")
+
+	tasks := make([]*entity.DbBackup, 0, len(dbNames))
+	for _, dbName := range dbNames {
+		task := &entity.DbBackup{
+			DbName:       dbName,
+			Name:         form.Name,
+			StartTime:    form.StartTime,
+			Interval:     form.Interval,
+			Enabled:      true,
+			Repeated:     form.Repeated,
+			DbInstanceId: db.InstanceId,
+		}
+		tasks = append(tasks, task)
+	}
+	biz.ErrIsNilAppendErr(d.DbBackupApp.Create(rc.MetaCtx, tasks...), "添加数据库备份任务失败: %v")
+}
+
+// Save 保存数据库备份任务
+// @router /api/dbs/:dbId/backups/:backupId [PUT]
+func (d *DbBackup) Save(rc *req.Ctx) {
+	form := &form.DbBackupForm{}
+	ginx.BindJsonAndValid(rc.GinCtx, form)
+	rc.ReqParam = form
+
+	task := &entity.DbBackup{
+		Name:      form.Name,
+		StartTime: form.StartTime,
+		Interval:  form.Interval,
+	}
+	task.Id = form.Id
+	biz.ErrIsNilAppendErr(d.DbBackupApp.Save(rc.MetaCtx, task), "保存数据库备份任务失败: %v")
+}
+
+func (d *DbBackup) walk(rc *req.Ctx, fn func(ctx context.Context, backupId uint64) error) error {
+	idsStr := ginx.PathParam(rc.GinCtx, "backupId")
+	biz.NotEmpty(idsStr, "backupId 为空")
+	rc.ReqParam = idsStr
+	ids := strings.Fields(idsStr)
+	for _, v := range ids {
+		value, err := strconv.Atoi(v)
+		if err != nil {
+			return err
+		}
+		taskId := uint64(value)
+		err = fn(rc.MetaCtx, taskId)
+		if err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
+// Delete 删除数据库备份任务
+// @router /api/dbs/:dbId/backups/:taskId [DELETE]
+func (d *DbBackup) Delete(rc *req.Ctx) {
+	err := d.walk(rc, d.DbBackupApp.Delete)
+	biz.ErrIsNilAppendErr(err, "删除数据库备份任务失败: %v")
+}
+
+// Enable 启用数据库备份任务
+// @router /api/dbs/:dbId/backups/:taskId/enable [PUT]
+func (d *DbBackup) Enable(rc *req.Ctx) {
+	err := d.walk(rc, d.DbBackupApp.Enable)
+	biz.ErrIsNilAppendErr(err, "启用数据库备份任务失败: %v")
+}
+
+// Disable 禁用数据库备份任务
+// @router /api/dbs/:dbId/backups/:taskId/disable [PUT]
+func (d *DbBackup) Disable(rc *req.Ctx) {
+	err := d.walk(rc, d.DbBackupApp.Disable)
+	biz.ErrIsNilAppendErr(err, "禁用数据库备份任务失败: %v")
+}
+
+// GetDbNamesWithoutBackup 获取未配置定时备份的数据库名称
+// @router /api/dbs/:dbId/db-names-without-backup [GET]
+func (d *DbBackup) GetDbNamesWithoutBackup(rc *req.Ctx) {
+	dbId := uint64(ginx.PathParamInt(rc.GinCtx, "dbId"))
+	db, err := d.DbApp.GetById(new(entity.Db), dbId, "instance_id", "database")
+	biz.ErrIsNilAppendErr(err, "获取数据库信息失败: %v")
+	dbNames := strings.Fields(db.Database)
+	dbNamesWithoutBackup, err := d.DbBackupApp.GetDbNamesWithoutBackup(db.InstanceId, dbNames)
+	biz.ErrIsNilAppendErr(err, "获取未配置定时备份的数据库名称失败: %v")
+	rc.ResData = dbNamesWithoutBackup
+}
diff --git a/server/internal/db/api/db_backup_history.go b/server/internal/db/api/db_backup_history.go
new file mode 100644
index 00000000..ff6c12fc
--- /dev/null
+++ b/server/internal/db/api/db_backup_history.go
@@ -0,0 +1,39 @@
+package api
+
+import (
+	"mayfly-go/internal/db/api/vo"
+	"mayfly-go/internal/db/application"
+	"mayfly-go/internal/db/domain/entity"
+	"mayfly-go/pkg/biz"
+	"mayfly-go/pkg/ginx"
+	"mayfly-go/pkg/req"
+	"strings"
+)
+
+type DbBackupHistory struct {
+	DbBackupHistoryApp *application.DbBackupHistoryApp
+	DbApp              application.Db
+}
+
+// GetPageList 获取数据库备份历史
+// @router /api/dbs/:dbId/backups/:backupId/histories [GET]
+func (d *DbBackupHistory) GetPageList(rc *req.Ctx) {
+	dbId := uint64(ginx.PathParamInt(rc.GinCtx, "dbId"))
+	biz.IsTrue(dbId > 0, "无效的 dbId: %v", dbId)
+	db, err := d.DbApp.GetById(new(entity.Db), dbId, "db_instance_id", "database")
+	biz.ErrIsNilAppendErr(err, "获取数据库信息失败: %v")
+
+	queryCond, page := ginx.BindQueryAndPage[*entity.DbBackupHistoryQuery](rc.GinCtx, new(entity.DbBackupHistoryQuery))
+	queryCond.DbInstanceId = db.InstanceId
+	queryCond.InDbNames = strings.Fields(db.Database)
+	res, err := d.DbBackupHistoryApp.GetPageList(queryCond, page, new([]vo.DbBackupHistory))
+	biz.ErrIsNilAppendErr(err, "获取数据库备份历史失败: %v")
+	rc.ResData = res
+}
+
+// Delete 删除数据库备份历史
+// @router /api/dbs/:dbId/backups/:backupId/histories/:historyId [DELETE]
+func (d *DbBackupHistory) Delete(rc *req.Ctx) {
+	// todo delete backup histories
+	panic("implement me")
+}
diff --git a/server/internal/db/api/db_restore.go b/server/internal/db/api/db_restore.go
new file mode 100644
index 00000000..8af0660d
--- /dev/null
+++ b/server/internal/db/api/db_restore.go
@@ -0,0 +1,130 @@
+package api
+
+import (
+	"context"
+	"mayfly-go/internal/db/api/form"
+	"mayfly-go/internal/db/api/vo"
+	"mayfly-go/internal/db/application"
+	"mayfly-go/internal/db/domain/entity"
+	"mayfly-go/pkg/biz"
+	"mayfly-go/pkg/ginx"
+	"mayfly-go/pkg/req"
+	"strconv"
+	"strings"
+)
+
+type DbRestore struct {
+	DbRestoreApp *application.DbRestoreApp
+	DbApp        application.Db
+}
+
+// GetPageList 获取数据库恢复任务
+// @router /api/dbs/:dbId/restores [GET]
+func (d *DbRestore) GetPageList(rc *req.Ctx) {
+	dbId := uint64(ginx.PathParamInt(rc.GinCtx, "dbId"))
+	biz.IsTrue(dbId > 0, "无效的 dbId: %v", dbId)
+	db, err := d.DbApp.GetById(new(entity.Db), dbId, "db_instance_id", "database")
+	biz.ErrIsNilAppendErr(err, "获取数据库信息失败: %v")
+
+	var restores []vo.DbRestore
+	queryCond, page := ginx.BindQueryAndPage[*entity.DbRestoreQuery](rc.GinCtx, new(entity.DbRestoreQuery))
+	queryCond.DbInstanceId = db.InstanceId
+	queryCond.InDbNames = strings.Fields(db.Database)
+	res, err := d.DbRestoreApp.GetPageList(queryCond, page, &restores)
+	biz.ErrIsNilAppendErr(err, "获取数据库恢复任务失败: %v")
+	rc.ResData = res
+}
+
+// Create 保存数据库恢复任务
+// @router /api/dbs/:dbId/restores [POST]
+func (d *DbRestore) Create(rc *req.Ctx) {
+	form := &form.DbRestoreForm{}
+	ginx.BindJsonAndValid(rc.GinCtx, form)
+	rc.ReqParam = form
+
+	dbId := uint64(ginx.PathParamInt(rc.GinCtx, "dbId"))
+	biz.IsTrue(dbId > 0, "无效的 dbId: %v", dbId)
+	db, err := d.DbApp.GetById(new(entity.Db), dbId, "instanceId")
+	biz.ErrIsNilAppendErr(err, "获取数据库信息失败: %v")
+
+	task := &entity.DbRestore{
+		DbName:              form.DbName,
+		StartTime:           form.StartTime,
+		Interval:            form.Interval,
+		Enabled:             true,
+		Repeated:            form.Repeated,
+		DbInstanceId:        db.InstanceId,
+		PointInTime:         form.PointInTime,
+		DbBackupId:          form.DbBackupId,
+		DbBackupHistoryId:   form.DbBackupHistoryId,
+		DbBackupHistoryName: form.DbBackupHistoryName,
+	}
+	biz.ErrIsNilAppendErr(d.DbRestoreApp.Create(rc.MetaCtx, task), "添加数据库恢复任务失败: %v")
+}
+
+// Save 保存数据库恢复任务
+// @router /api/dbs/:dbId/restores/:restoreId [PUT]
+func (d *DbRestore) Save(rc *req.Ctx) {
+	form := &form.DbRestoreForm{}
+	ginx.BindJsonAndValid(rc.GinCtx, form)
+	rc.ReqParam = form
+
+	task := &entity.DbRestore{
+		StartTime: form.StartTime,
+		Interval:  form.Interval,
+	}
+	task.Id = form.Id
+	biz.ErrIsNilAppendErr(d.DbRestoreApp.Save(rc.MetaCtx, task), "保存数据库恢复任务失败: %v")
+}
+
+func (d *DbRestore) walk(rc *req.Ctx, fn func(ctx context.Context, taskId uint64) error) error {
+	idsStr := ginx.PathParam(rc.GinCtx, "restoreId")
+	biz.NotEmpty(idsStr, "restoreId 为空")
+	rc.ReqParam = idsStr
+	ids := strings.Fields(idsStr)
+	for _, v := range ids {
+		value, err := strconv.Atoi(v)
+		if err != nil {
+			return err
+		}
+		taskId := uint64(value)
+		err = fn(rc.MetaCtx, taskId)
+		if err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
+// Delete 删除数据库恢复任务
+// @router /api/dbs/:dbId/restores/:taskId [DELETE]
+func (d *DbRestore) Delete(rc *req.Ctx) {
+	err := d.walk(rc, d.DbRestoreApp.Delete)
+	biz.ErrIsNilAppendErr(err, "删除数据库恢复任务失败: %v")
+}
+
+// Enable 删除数据库恢复任务
+// @router /api/dbs/:dbId/restores/:taskId/enable [PUT]
+func (d *DbRestore) Enable(rc *req.Ctx) {
+	err := d.walk(rc, d.DbRestoreApp.Enable)
+	biz.ErrIsNilAppendErr(err, "启用数据库恢复任务失败: %v")
+}
+
+// Disable 删除数据库恢复任务
+// @router /api/dbs/:dbId/restores/:taskId/disable [PUT]
+func (d *DbRestore) Disable(rc *req.Ctx) {
+	err := d.walk(rc, d.DbRestoreApp.Disable)
+	biz.ErrIsNilAppendErr(err, "禁用数据库恢复任务失败: %v")
+}
+
+// GetDbNamesWithoutRestore 获取未配置定时恢复的数据库名称
+// @router /api/dbs/:dbId/db-names-without-backup [GET]
+func (d *DbRestore) GetDbNamesWithoutRestore(rc *req.Ctx) {
+	dbId := uint64(ginx.PathParamInt(rc.GinCtx, "dbId"))
+	db, err := d.DbApp.GetById(new(entity.Db), dbId, "instance_id", "database")
+	biz.ErrIsNilAppendErr(err, "获取数据库信息失败: %v")
+	dbNames := strings.Fields(db.Database)
+	dbNamesWithoutRestore, err := d.DbRestoreApp.GetDbNamesWithoutRestore(db.InstanceId, dbNames)
+	biz.ErrIsNilAppendErr(err, "获取未配置定时备份的数据库名称失败: %v")
+	rc.ResData = dbNamesWithoutRestore
+}
diff --git a/server/internal/db/api/db_restore_history.go b/server/internal/db/api/db_restore_history.go
new file mode 100644
index 00000000..ab672c01
--- /dev/null
+++ b/server/internal/db/api/db_restore_history.go
@@ -0,0 +1,33 @@
+package api
+
+import (
+	"mayfly-go/internal/db/api/vo"
+	"mayfly-go/internal/db/application"
+	"mayfly-go/internal/db/domain/entity"
+	"mayfly-go/pkg/biz"
+	"mayfly-go/pkg/ginx"
+	"mayfly-go/pkg/req"
+)
+
+type DbRestoreHistory struct {
+	InstanceApp         application.Instance
+	DbRestoreHistoryApp *application.DbRestoreHistoryApp
+}
+
+// GetPageList 获取数据库备份历史
+// @router /api/dbs/:dbId/restores/:restoreId/histories [GET]
+func (d *DbRestoreHistory) GetPageList(rc *req.Ctx) {
+	queryCond := &entity.DbRestoreHistoryQuery{
+		DbRestoreId: uint64(ginx.PathParamInt(rc.GinCtx, "restoreId")),
+	}
+	res, err := d.DbRestoreHistoryApp.GetPageList(queryCond, ginx.GetPageParam(rc.GinCtx), new([]vo.DbRestoreHistory))
+	biz.ErrIsNilAppendErr(err, "获取数据库备份历史失败: %v")
+	rc.ResData = res
+}
+
+// Delete 删除数据库备份历史
+// @router /api/dbs/:dbId/restores/:restoreId/histories/:historyId [DELETE]
+func (d *DbRestoreHistory) Delete(rc *req.Ctx) {
+	// todo delete restore histories
+	panic("implement me")
+}
diff --git a/server/internal/db/api/form/db_backup.go b/server/internal/db/api/form/db_backup.go
new file mode 100644
index 00000000..dacd0571
--- /dev/null
+++ b/server/internal/db/api/form/db_backup.go
@@ -0,0 +1,26 @@
+package form
+
+import (
+	"encoding/json"
+	"time"
+)
+
+// DbBackupForm 数据库备份表单
+type DbBackupForm struct {
+	Id          uint64        `json:"id"`
+	DbNames     string        `binding:"required" json:"dbNames"`   // 数据库名: 多个数据库名称用空格分隔开
+	Name        string        `json:"name"`                         // 备份任务名称
+	StartTime   time.Time     `binding:"required" json:"startTime"` // 开始时间: 2023-11-08 02:00:00
+	Interval    time.Duration `json:"-"`                            // 间隔时间: 为零表示单次执行，为正表示反复执行
+	IntervalDay uint64        `json:"intervalDay"`                  // 间隔天数: 为零表示单次执行，为正表示反复执行
+	Repeated    bool          `json:"repeated"`                     // 是否重复执行
+}
+
+func (restore *DbBackupForm) UnmarshalJSON(data []byte) error {
+	type dbBackupForm DbBackupForm
+	if err := json.Unmarshal(data, (*dbBackupForm)(restore)); err != nil {
+		return err
+	}
+	restore.Interval = time.Duration(restore.IntervalDay) * time.Hour * 24
+	return nil
+}
diff --git a/server/internal/db/api/form/db_restore.go b/server/internal/db/api/form/db_restore.go
new file mode 100644
index 00000000..6348bbbf
--- /dev/null
+++ b/server/internal/db/api/form/db_restore.go
@@ -0,0 +1,29 @@
+package form
+
+import (
+	"encoding/json"
+	"time"
+)
+
+// DbRestoreForm 数据库备份表单
+type DbRestoreForm struct {
+	Id                  uint64        `json:"id"`
+	DbName              string        `binding:"required" json:"dbName"`    // 数据库名
+	StartTime           time.Time     `binding:"required" json:"startTime"` // 开始时间: 2023-11-08 02:00:00
+	PointInTime         time.Time     `json:"PointInTime"`                  // 指定时间
+	DbBackupId          uint64        `json:"dbBackupId"`                   // 数据库备份任务ID
+	DbBackupHistoryId   uint64        `json:"dbBackupHistoryId"`            // 数据库备份历史ID
+	DbBackupHistoryName string        `json:"dbBackupHistoryName"`          // 数据库备份历史名称
+	Interval            time.Duration `json:"-"`                            // 间隔时间: 为零表示单次执行，为正表示反复执行
+	IntervalDay         uint64        `json:"intervalDay"`                  // 间隔天数: 为零表示单次执行，为正表示反复执行
+	Repeated            bool          `json:"repeated"`                     // 是否重复执行
+}
+
+func (restore *DbRestoreForm) UnmarshalJSON(data []byte) error {
+	type dbRestoreFormPtr *DbRestoreForm
+	if err := json.Unmarshal(data, dbRestoreFormPtr(restore)); err != nil {
+		return err
+	}
+	restore.Interval = time.Duration(restore.IntervalDay) * time.Hour * 24
+	return nil
+}
diff --git a/server/internal/db/api/instance.go b/server/internal/db/api/instance.go
index aa57fcf4..6853abea 100644
--- a/server/internal/db/api/instance.go
+++ b/server/internal/db/api/instance.go
@@ -89,7 +89,13 @@ func (d *Instance) DeleteInstance(rc *req.Ctx) {
 		value, err := strconv.Atoi(v)
 		biz.ErrIsNilAppendErr(err, "string类型转换为int异常: %s")
 		instanceId := uint64(value)
-		biz.IsTrue(d.DbApp.Count(&entity.DbQuery{InstanceId: instanceId}) == 0, "不能删除数据库实例【%d】, 请先删除其关联的数据库资源", instanceId)
+		if d.DbApp.Count(&entity.DbQuery{InstanceId: instanceId}) != 0 {
+			instance, err := d.InstanceApp.GetById(new(entity.DbInstance), instanceId, "name")
+			biz.ErrIsNil(err, "获取数据库实例错误，数据库实例ID为: %d", instance.Id)
+			biz.IsTrue(false, "不能删除数据库实例【%s】，请先删除其关联的数据库资源。", instance.Name)
+		}
+		// todo check if backup task has been disabled and backup histories have been deleted
+
 		d.InstanceApp.Delete(rc.MetaCtx, instanceId)
 	}
 }
diff --git a/server/internal/db/api/vo/db_backup.go b/server/internal/db/api/vo/db_backup.go
new file mode 100644
index 00000000..22052cb4
--- /dev/null
+++ b/server/internal/db/api/vo/db_backup.go
@@ -0,0 +1,28 @@
+package vo
+
+import (
+	"encoding/json"
+	"time"
+)
+
+// DbBackupHistory 数据库备份任务
+type DbBackup struct {
+	Id           uint64        `json:"id"`
+	DbName       string        `json:"dbName"`               // 数据库名
+	CreateTime   time.Time     `json:"createTime"`           // 创建时间: 2023-11-08 02:00:00
+	StartTime    time.Time     `json:"startTime"`            // 开始时间: 2023-11-08 02:00:00
+	Interval     time.Duration `json:"-"`                    // 间隔时间: 为零表示单次执行，为正表示反复执行
+	IntervalDay  uint64        `json:"intervalDay" gorm:"-"` // 间隔天数: 为零表示单次执行，为正表示反复执行
+	Enabled      bool          `json:"enabled"`              // 是否启用
+	LastTime     time.Time     `json:"lastTime"`             // 最近一次执行时间: 2023-11-08 02:00:00
+	LastStatus   string        `json:"lastStatus"`           // 最近一次执行状态
+	LastResult   string        `json:"lastResult"`           // 最近一次执行结果
+	DbInstanceId uint64        `json:"dbInstanceId"`         // 数据库实例ID
+	Name         string        `json:"name"`                 // 备份任务名称
+}
+
+func (restore *DbBackup) MarshalJSON() ([]byte, error) {
+	type dbBackup DbBackup
+	restore.IntervalDay = uint64(restore.Interval / time.Hour / 24)
+	return json.Marshal((*dbBackup)(restore))
+}
diff --git a/server/internal/db/api/vo/db_backup_history.go b/server/internal/db/api/vo/db_backup_history.go
new file mode 100644
index 00000000..14eba084
--- /dev/null
+++ b/server/internal/db/api/vo/db_backup_history.go
@@ -0,0 +1,12 @@
+package vo
+
+import "time"
+
+// DbBackupHistory 数据库备份历史
+type DbBackupHistory struct {
+	Id         uint64    `json:"id"`
+	DbBackupId uint64    `json:"dbBackupId"`
+	CreateTime time.Time `json:"createTime"`
+	DbName     string    `json:"dbName"` // 数据库名称
+	Name       string    `json:"name"`   // 备份历史名称
+}
diff --git a/server/internal/db/api/vo/db_restore.go b/server/internal/db/api/vo/db_restore.go
new file mode 100644
index 00000000..4f50cf3b
--- /dev/null
+++ b/server/internal/db/api/vo/db_restore.go
@@ -0,0 +1,30 @@
+package vo
+
+import (
+	"encoding/json"
+	"time"
+)
+
+// DbRestore 数据库备份任务
+type DbRestore struct {
+	Id                  uint64        `json:"id"`
+	DbName              string        `json:"dbName"`               // 数据库名
+	StartTime           time.Time     `json:"startTime"`            // 开始时间: 2023-11-08 02:00:00
+	Interval            time.Duration `json:"-"`                    // 间隔时间: 为零表示单次执行，为正表示反复执行
+	IntervalDay         uint64        `json:"intervalDay" gorm:"-"` // 间隔天数: 为零表示单次执行，为正表示反复执行
+	Enabled             bool          `json:"enabled"`              // 是否启用
+	LastTime            time.Time     `json:"lastTime"`             // 最近一次执行时间: 2023-11-08 02:00:00
+	LastStatus          string        `json:"lastStatus"`           // 最近一次执行状态
+	LastResult          string        `json:"lastResult"`           // 最近一次执行结果
+	PointInTime         time.Time     `json:"pointInTime"`          // 指定数据库恢复的时间点
+	DbBackupId          uint64        `json:"dbBackupId"`           // 数据库备份任务ID
+	DbBackupHistoryId   uint64        `json:"dbBackupHistoryId"`    // 数据库备份历史ID
+	DbBackupHistoryName string        `json:"dbBackupHistoryName"`  // 数据库备份历史名称
+	DbInstanceId        uint64        `json:"dbInstanceId"`         // 数据库实例ID
+}
+
+func (restore *DbRestore) MarshalJSON() ([]byte, error) {
+	type dbBackup DbRestore
+	restore.IntervalDay = uint64(restore.Interval / time.Hour / 24)
+	return json.Marshal((*dbBackup)(restore))
+}
diff --git a/server/internal/db/api/vo/db_restore_history.go b/server/internal/db/api/vo/db_restore_history.go
new file mode 100644
index 00000000..45820fcb
--- /dev/null
+++ b/server/internal/db/api/vo/db_restore_history.go
@@ -0,0 +1,7 @@
+package vo
+
+// DbRestoreHistory 数据库备份历史
+type DbRestoreHistory struct {
+	Id          uint64 `json:"id"`
+	DbRestoreId uint64 `json:"dbRestoreId"`
+}
diff --git a/server/internal/db/application/application.go b/server/internal/db/application/application.go
index 8c45aeb7..a6f103eb 100644
--- a/server/internal/db/application/application.go
+++ b/server/internal/db/application/application.go
@@ -1,17 +1,57 @@
 package application
 
 import (
+	"fmt"
+	"mayfly-go/internal/db/domain/repository"
 	"mayfly-go/internal/db/infrastructure/persistence"
 	tagapp "mayfly-go/internal/tag/application"
+	"sync"
 )
 
 var (
-	instanceApp  Instance  = newInstanceApp(persistence.GetInstanceRepo())
-	dbApp        Db        = newDbApp(persistence.GetDbRepo(), persistence.GetDbSqlRepo(), instanceApp, tagapp.GetTagTreeApp())
-	dbSqlExecApp DbSqlExec = newDbSqlExecApp(persistence.GetDbSqlExecRepo())
-	dbSqlApp     DbSql     = newDbSqlApp(persistence.GetDbSqlRepo())
+	instanceApp         Instance
+	dbApp               Db
+	dbSqlExecApp        DbSqlExec
+	dbSqlApp            DbSql
+	dbBackupApp         *DbBackupApp
+	dbBackupHistoryApp  *DbBackupHistoryApp
+	dbRestoreApp        *DbRestoreApp
+	dbRestoreHistoryApp *DbRestoreHistoryApp
 )
 
+var repositories *repository.Repositories
+
+func Init() {
+	sync.OnceFunc(func() {
+		repositories = &repository.Repositories{
+			Instance:       persistence.GetInstanceRepo(),
+			Backup:         persistence.NewDbBackupRepo(),
+			BackupHistory:  persistence.NewDbBackupHistoryRepo(),
+			Restore:        persistence.NewDbRestoreRepo(),
+			RestoreHistory: persistence.NewDbRestoreHistoryRepo(),
+			Binlog:         persistence.NewDbBinlogRepo(),
+			BinlogHistory:  persistence.NewDbBinlogHistoryRepo(),
+		}
+		var err error
+		instanceRepo := persistence.GetInstanceRepo()
+		instanceApp = newInstanceApp(instanceRepo)
+		dbApp = newDbApp(persistence.GetDbRepo(), persistence.GetDbSqlRepo(), instanceApp, tagapp.GetTagTreeApp())
+		dbSqlExecApp = newDbSqlExecApp(persistence.GetDbSqlExecRepo())
+		dbSqlApp = newDbSqlApp(persistence.GetDbSqlRepo())
+
+		dbBackupApp, err = newDbBackupApp(repositories)
+		if err != nil {
+			panic(fmt.Sprintf("初始化 dbBackupApp 失败: %v", err))
+		}
+		dbRestoreApp, err = newDbRestoreApp(repositories)
+		if err != nil {
+			panic(fmt.Sprintf("初始化 dbRestoreApp 失败: %v", err))
+		}
+		dbBackupHistoryApp, err = newDbBackupHistoryApp(repositories)
+		dbRestoreHistoryApp, err = newDbRestoreHistoryApp(repositories)
+	})()
+}
+
 func GetInstanceApp() Instance {
 	return instanceApp
 }
@@ -27,3 +67,19 @@ func GetDbSqlApp() DbSql {
 func GetDbSqlExecApp() DbSqlExec {
 	return dbSqlExecApp
 }
+
+func GetDbBackupApp() *DbBackupApp {
+	return dbBackupApp
+}
+
+func GetDbBackupHistoryApp() *DbBackupHistoryApp {
+	return dbBackupHistoryApp
+}
+
+func GetDbRestoreApp() *DbRestoreApp {
+	return dbRestoreApp
+}
+
+func GetDbRestoreHistoryApp() *DbRestoreHistoryApp {
+	return dbRestoreHistoryApp
+}
diff --git a/server/internal/db/application/db_backup.go b/server/internal/db/application/db_backup.go
new file mode 100644
index 00000000..48b4b7fd
--- /dev/null
+++ b/server/internal/db/application/db_backup.go
@@ -0,0 +1,63 @@
+package application
+
+import (
+	"context"
+	"mayfly-go/internal/db/domain/entity"
+	"mayfly-go/internal/db/domain/repository"
+	"mayfly-go/internal/db/domain/service"
+	service2 "mayfly-go/internal/db/infrastructure/service"
+	"mayfly-go/pkg/model"
+)
+
+func newDbBackupApp(repositories *repository.Repositories) (*DbBackupApp, error) {
+	binlogSvc, err := service2.NewDbBinlogSvc(repositories)
+	if err != nil {
+		return nil, err
+	}
+	dbBackupSvc, err := service2.NewDbBackupSvc(repositories, binlogSvc)
+	if err != nil {
+		return nil, err
+	}
+
+	app := &DbBackupApp{
+		repo:        repositories.Backup,
+		dbBackupSvc: dbBackupSvc,
+	}
+	return app, nil
+}
+
+type DbBackupApp struct {
+	repo        repository.DbBackup
+	dbBackupSvc service.DbBackupSvc
+}
+
+func (app *DbBackupApp) Create(ctx context.Context, tasks ...*entity.DbBackup) error {
+	return app.dbBackupSvc.AddTask(ctx, tasks...)
+}
+
+func (app *DbBackupApp) Save(ctx context.Context, task *entity.DbBackup) error {
+	return app.dbBackupSvc.UpdateTask(ctx, task)
+}
+
+func (app *DbBackupApp) Delete(ctx context.Context, taskId uint64) error {
+	// todo: 删除数据库备份历史文件
+	return app.dbBackupSvc.DeleteTask(ctx, taskId)
+}
+
+func (app *DbBackupApp) Enable(ctx context.Context, taskId uint64) error {
+	return app.dbBackupSvc.EnableTask(ctx, taskId)
+}
+
+func (app *DbBackupApp) Disable(ctx context.Context, taskId uint64) error {
+	return app.dbBackupSvc.DisableTask(ctx, taskId)
+}
+
+// GetPageList 分页获取数据库备份任务
+func (app *DbBackupApp) GetPageList(condition *entity.DbBackupQuery, pageParam *model.PageParam, toEntity any, orderBy ...string) (*model.PageResult[any], error) {
+	return app.repo.GetDbBackupList(condition, pageParam, toEntity, orderBy...)
+}
+
+// GetDbNamesWithoutBackup 获取未配置定时备份的数据库名称
+func (app *DbBackupApp) GetDbNamesWithoutBackup(instanceId uint64, dbNames []string) ([]string, error) {
+	return app.repo.GetDbNamesWithoutBackup(instanceId, dbNames)
+}
diff --git a/server/internal/db/application/db_backup_history.go b/server/internal/db/application/db_backup_history.go
new file mode 100644
index 00000000..3724d207
--- /dev/null
+++ b/server/internal/db/application/db_backup_history.go
@@ -0,0 +1,23 @@
+package application
+
+import (
+	"mayfly-go/internal/db/domain/entity"
+	"mayfly-go/internal/db/domain/repository"
+	"mayfly-go/pkg/model"
+)
+
+func newDbBackupHistoryApp(repositories *repository.Repositories) (*DbBackupHistoryApp, error) {
+	app := &DbBackupHistoryApp{
+		repo: repositories.BackupHistory,
+	}
+	return app, nil
+}
+
+type DbBackupHistoryApp struct {
+	repo repository.DbBackupHistory
+}
+
+// GetPageList 分页获取数据库备份历史
+func (app *DbBackupHistoryApp) GetPageList(condition *entity.DbBackupHistoryQuery, pageParam *model.PageParam, toEntity any, orderBy ...string) (*model.PageResult[any], error) {
+	return app.repo.GetHistories(condition, pageParam, toEntity, orderBy...)
+}
diff --git a/server/internal/db/application/db_restore.go b/server/internal/db/application/db_restore.go
new file mode 100644
index 00000000..c746fc4b
--- /dev/null
+++ b/server/internal/db/application/db_restore.go
@@ -0,0 +1,58 @@
+package application
+
+import (
+	"context"
+	"mayfly-go/internal/db/domain/entity"
+	"mayfly-go/internal/db/domain/repository"
+	"mayfly-go/internal/db/domain/service"
+	serviceImpl "mayfly-go/internal/db/infrastructure/service"
+	"mayfly-go/pkg/model"
+)
+
+func newDbRestoreApp(repositories *repository.Repositories) (*DbRestoreApp, error) {
+	dbRestoreSvc, err := serviceImpl.NewDbRestoreSvc(repositories)
+	if err != nil {
+		return nil, err
+	}
+	app := &DbRestoreApp{
+		repo:         repositories.Restore,
+		dbRestoreSvc: dbRestoreSvc,
+	}
+	return app, nil
+}
+
+type DbRestoreApp struct {
+	repo         repository.DbRestore
+	dbRestoreSvc service.DbRestoreSvc
+}
+
+func (app *DbRestoreApp) Create(ctx context.Context, tasks ...*entity.DbRestore) error {
+	return app.dbRestoreSvc.AddTask(ctx, tasks...)
+}
+
+func (app *DbRestoreApp) Save(ctx context.Context, task *entity.DbRestore) error {
+	return app.dbRestoreSvc.UpdateTask(ctx, task)
+}
+
+func (app *DbRestoreApp) Delete(ctx context.Context, taskId uint64) error {
+	// todo: 删除数据库恢复历史文件
+	return app.dbRestoreSvc.DeleteTask(ctx, taskId)
+}
+
+func (app *DbRestoreApp) Enable(ctx context.Context, taskId uint64) error {
+	return app.dbRestoreSvc.EnableTask(ctx, taskId)
+}
+
+func (app *DbRestoreApp) Disable(ctx context.Context, taskId uint64) error {
+	return app.dbRestoreSvc.DisableTask(ctx, taskId)
+}
+
+// GetPageList 分页获取数据库恢复任务
+func (app *DbRestoreApp) GetPageList(condition *entity.DbRestoreQuery, pageParam *model.PageParam, toEntity any, orderBy ...string) (*model.PageResult[any], error) {
+	return app.repo.GetDbRestoreList(condition, pageParam, toEntity, orderBy...)
+}
+
+// GetDbNamesWithoutRestore 获取未配置定时恢复的数据库名称
+func (app *DbRestoreApp) GetDbNamesWithoutRestore(instanceId uint64, dbNames []string) ([]string, error) {
+	return app.repo.GetDbNamesWithoutRestore(instanceId, dbNames)
+}
diff --git a/server/internal/db/application/db_restore_history.go b/server/internal/db/application/db_restore_history.go
new file mode 100644
index 00000000..30b0c914
--- /dev/null
+++ b/server/internal/db/application/db_restore_history.go
@@ -0,0 +1,23 @@
+package application
+
+import (
+	"mayfly-go/internal/db/domain/entity"
+	"mayfly-go/internal/db/domain/repository"
+	"mayfly-go/pkg/model"
+)
+
+func newDbRestoreHistoryApp(repositories *repository.Repositories) (*DbRestoreHistoryApp, error) {
+	app := &DbRestoreHistoryApp{
+		repo: repositories.RestoreHistory,
+	}
+	return app, nil
+}
+
+type DbRestoreHistoryApp struct {
+	repo repository.DbRestoreHistory
+}
+
+// GetPageList 分页获取数据库备份历史
+func (app *DbRestoreHistoryApp) GetPageList(condition *entity.DbRestoreHistoryQuery, pageParam *model.PageParam, toEntity any, orderBy ...string) (*model.PageResult[any], error) {
+	return app.repo.GetDbRestoreHistories(condition, pageParam, toEntity, orderBy...)
+}
diff --git a/server/internal/db/domain/entity/db_backup.go b/server/internal/db/domain/entity/db_backup.go
new file mode 100644
index 00000000..e571ea42
--- /dev/null
+++ b/server/internal/db/domain/entity/db_backup.go
@@ -0,0 +1,77 @@
+package entity
+
+import (
+	"mayfly-go/pkg/model"
+	"time"
+)
+
+var _ DbTask = (*DbBackup)(nil)
+
+// DbBackup 数据库备份任务
+type DbBackup struct {
+	model.Model
+
+	Name         string        `gorm:"column(db_name)" json:"name"`           // 备份任务名称
+	DbName       string        `gorm:"column(db_name)" json:"dbName"`         // 数据库名
+	StartTime    time.Time     `gorm:"column(start_time)" json:"startTime"`   // 开始时间: 2023-11-08 02:00:00
+	Interval     time.Duration `gorm:"column(interval)" json:"interval"`      // 间隔时间: 为零表示单次执行，为正表示反复执行
+	Enabled      bool          `gorm:"column(enabled)" json:"enabled"`        // 是否启用
+	Finished     bool          `gorm:"column(finished)" json:"finished"`      // 是否完成
+	Repeated     bool          `gorm:"column(repeated)" json:"repeated"`      // 是否重复执行
+	LastStatus   TaskStatus    `gorm:"column(last_status)" json:"lastStatus"` // 最近一次执行状态
+	LastResult   string        `gorm:"column(last_result)" json:"lastResult"` // 最近一次执行结果
+	LastTime     time.Time     `gorm:"column(last_time)" json:"lastTime"`     // 最近一次执行时间: 2023-11-08 02:00:00
+	DbInstanceId uint64        `gorm:"column(db_instance_id)" json:"dbInstanceId"`
+	Deadline     time.Time     `gorm:"-" json:"-"`
+}
+
+func (d *DbBackup) TableName() string {
+	return "t_db_backup"
+}
+
+func (d *DbBackup) GetId() uint64 {
+	if d == nil {
+		return 0
+	}
+	return d.Id
+}
+
+func (d *DbBackup) GetDeadline() time.Time {
+	return d.Deadline
+}
+
+func (d *DbBackup) Schedule() bool {
+	if d.Finished || !d.Enabled {
+		return false
+	}
+	switch d.LastStatus {
+	case TaskSuccess:
+		if d.Interval == 0 {
+			return false
+		}
+		lastTime := d.LastTime
+		if d.LastTime.Sub(d.StartTime) < 0 {
+			lastTime = d.StartTime.Add(-d.Interval)
+		}
+		d.Deadline = lastTime.Add(d.Interval - d.LastTime.Sub(d.StartTime)%d.Interval)
+	case TaskFailed:
+		d.Deadline = time.Now().Add(time.Minute)
+	default:
+		d.Deadline = d.StartTime
+	}
+	return true
+}
+
+func (d *DbBackup) IsFinished() bool {
+	return !d.Repeated && d.LastStatus == TaskSuccess
+}
+
+func (d *DbBackup) Update(task DbTask) bool {
+	switch t := task.(type) {
+	case *DbBackup:
+		d.StartTime = t.StartTime
+		d.Interval = t.Interval
+		return true
+	}
+	return false
+}
diff --git a/server/internal/db/domain/entity/db_backup_history.go b/server/internal/db/domain/entity/db_backup_history.go
new file mode 100644
index 00000000..d3c2b709
--- /dev/null
+++ b/server/internal/db/domain/entity/db_backup_history.go
@@ -0,0 +1,25 @@
+package entity
+
+import (
+	"mayfly-go/pkg/model"
+	"time"
+)
+
+// DbBackupHistory 数据库备份历史
+type DbBackupHistory struct {
+	model.DeletedModel
+
+	Uuid           string    `json:"uuid"`
+	Name           string    `json:"name"`       // 备份历史名称
+	CreateTime     time.Time `json:"createTime"` // 创建时间: 2023-11-08 02:00:00
+	DbBackupId     uint64    `json:"dbBackupId"`
+	DbInstanceId   uint64    `json:"dbInstanceId"`
+	DbName         string    `json:"dbName"`
+	BinlogFileName string    `json:"binlogFileName"`
+	BinlogSequence int64     `json:"binlogSequence"`
+	BinlogPosition int64     `json:"binlogPosition"`
+}
+
+func (d *DbBackupHistory) TableName() string {
+	return "t_db_backup_history"
+}
diff --git a/server/internal/db/domain/entity/db_binlog.go b/server/internal/db/domain/entity/db_binlog.go
new file mode 100644
index 00000000..f4d69e20
--- /dev/null
+++ b/server/internal/db/domain/entity/db_binlog.go
@@ -0,0 +1,86 @@
+package entity
+
+import (
+	"mayfly-go/pkg/model"
+	"time"
+)
+
+const BinlogDownloadInterval = time.Minute * 15
+
+var _ DbTask = (*DbBinlog)(nil)
+
+// DbBinlog 数据库备份任务
+type DbBinlog struct {
+	model.Model
+
+	StartTime    time.Time     `gorm:"column(start_time)" json:"startTime"`   // 开始时间: 2023-11-08 02:00:00
+	Interval     time.Duration `gorm:"column(interval)" json:"interval"`      // 间隔时间: 为零表示单次执行，为正表示反复执行
+	Enabled      bool          `gorm:"column(enabled)" json:"enabled"`        // 是否启用
+	LastStatus   TaskStatus    `gorm:"column(last_status)" json:"lastStatus"` // 最近一次执行状态
+	LastResult   string        `gorm:"column(last_result)" json:"lastResult"` // 最近一次执行结果
+	LastTime     time.Time     `gorm:"column(last_time)" json:"lastTime"`     // 最近一次执行时间: 2023-11-08 02:00:00
+	DbInstanceId uint64        `gorm:"column(db_instance_id)" json:"dbInstanceId"`
+	Deadline     time.Time     `gorm:"-" json:"-"`
+}
+
+func NewDbBinlog(history *DbBackupHistory) *DbBinlog {
+	binlogTask := &DbBinlog{
+		StartTime:    time.Now(),
+		Enabled:      true,
+		Interval:     BinlogDownloadInterval,
+		DbInstanceId: history.DbInstanceId,
+	}
+	binlogTask.Id = binlogTask.DbInstanceId
+	return binlogTask
+}
+
+func (d *DbBinlog) TableName() string {
+	return "t_db_binlog"
+}
+
+func (d *DbBinlog) GetId() uint64 {
+	if d == nil {
+		return 0
+	}
+	return d.Id
+}
+
+func (d *DbBinlog) GetDeadline() time.Time {
+	return d.Deadline
+}
+
+func (d *DbBinlog) Schedule() bool {
+	if !d.Enabled {
+		return false
+	}
+	switch d.LastStatus {
+	case TaskSuccess:
+		if d.Interval == 0 {
+			return false
+		}
+		lastTime := d.LastTime
+		if d.LastTime.Sub(d.StartTime) < 0 {
+			lastTime = d.StartTime.Add(-d.Interval)
+		}
+		d.Deadline = lastTime.Add(d.Interval - d.LastTime.Sub(d.StartTime)%d.Interval)
+	case TaskFailed:
+		d.Deadline = time.Now().Add(time.Minute)
+	default:
+		d.Deadline = d.StartTime
+	}
+	return true
+}
+
+func (d *DbBinlog) IsFinished() bool {
+	return false
+}
+
+func (d *DbBinlog) Update(task DbTask) bool {
+	switch t := task.(type) {
+	case *DbBinlog:
+		d.StartTime = t.StartTime
+		d.Interval = t.Interval
+		return true
+	}
+	return false
+}
diff --git a/server/internal/db/domain/entity/db_binlog_history.go b/server/internal/db/domain/entity/db_binlog_history.go
new file mode 100644
index 00000000..fc660aab
--- /dev/null
+++ b/server/internal/db/domain/entity/db_binlog_history.go
@@ -0,0 +1,28 @@
+package entity
+
+import (
+	"mayfly-go/pkg/model"
+	"time"
+)
+
+// DbBinlogHistory 数据库 binlog 历史
+type DbBinlogHistory struct {
+	model.DeletedModel
+
+	CreateTime     time.Time `json:"createTime"` // 创建时间: 2023-11-08 02:00:00
+	FileName       string
+	FileSize       int64
+	Sequence       int64
+	FirstEventTime time.Time
+	DbInstanceId   uint64 `json:"dbInstanceId"`
+}
+
+func (d *DbBinlogHistory) TableName() string {
+	return "t_db_binlog_history"
+}
+
+type BinlogInfo struct {
+	FileName string `json:"fileName"`
+	Sequence int64  `json:"sequence""`
+	Position int64  `json:"position"`
+}
diff --git a/server/internal/db/domain/entity/db_restore.go b/server/internal/db/domain/entity/db_restore.go
new file mode 100644
index 00000000..adde6772
--- /dev/null
+++ b/server/internal/db/domain/entity/db_restore.go
@@ -0,0 +1,80 @@
+package entity
+
+import (
+	"mayfly-go/pkg/model"
+	"time"
+)
+
+var _ DbTask = (*DbRestore)(nil)
+
+// DbRestore 数据库恢复任务
+type DbRestore struct {
+	model.Model
+
+	DbName              string        `gorm:"column(db_name)" json:"dbName"`                            // 数据库名
+	StartTime           time.Time     `gorm:"column(start_time)" json:"startTime"`                      // 开始时间
+	Interval            time.Duration `gorm:"column(interval)" json:"interval"`                         // 间隔时间: 为零表示单次执行，为正表示反复执行
+	Enabled             bool          `gorm:"column(enabled)" json:"enabled"`                           // 是否启用
+	Finished            bool          `gorm:"column(finished)" json:"finished"`                         // 是否完成
+	Repeated            bool          `gorm:"column(repeated)" json:"repeated"`                         // 是否重复执行
+	LastStatus          TaskStatus    `gorm:"column(last_status)" json:"lastStatus"`                    // 最近一次执行状态
+	LastResult          string        `gorm:"column(last_result)" json:"lastResult"`                    // 最近一次执行结果
+	LastTime            time.Time     `gorm:"column(last_time)" json:"lastTime"`                        // 最近一次执行时间
+	PointInTime         time.Time     `gorm:"column(point_in_time)" json:"pointInTime"`                 // 指定数据库恢复的时间点
+	DbBackupId          uint64        `gorm:"column(db_backup_id)" json:"dbBackupId"`                   // 用于恢复的数据库备份任务ID
+	DbBackupHistoryId   uint64        `gorm:"column(db_backup_history_id)" json:"dbBackupHistoryId"`    // 用于恢复的数据库备份历史ID
+	DbBackupHistoryName string        `gorm:"column(db_backup_history_name) json:"dbBackupHistoryName"` // 数据库备份历史名称
+	DbInstanceId        uint64        `gorm:"column(db_instance_id)" json:"dbInstanceId"`
+	Deadline            time.Time     `gorm:"-" json:"-"`
+}
+
+func (d *DbRestore) TableName() string {
+	return "t_db_restore"
+}
+
+func (d *DbRestore) GetId() uint64 {
+	if d == nil {
+		return 0
+	}
+	return d.Id
+}
+
+func (d *DbRestore) GetDeadline() time.Time {
+	return d.Deadline
+}
+
+func (d *DbRestore) Schedule() bool {
+	if d.Finished || !d.Enabled {
+		return false
+	}
+	switch d.LastStatus {
+	case TaskSuccess:
+		if d.Interval == 0 {
+			return false
+		}
+		lastTime := d.LastTime
+		if d.LastTime.Sub(d.StartTime) < 0 {
+			lastTime = d.StartTime.Add(-d.Interval)
+		}
+		d.Deadline = lastTime.Add(d.Interval - d.LastTime.Sub(d.StartTime)%d.Interval)
+	case TaskFailed:
+		d.Deadline = time.Now().Add(time.Minute)
+	default:
+		d.Deadline = d.StartTime
+	}
+	return true
+}
+
+func (d *DbRestore) IsFinished() bool {
+	return !d.Repeated && d.LastStatus == TaskSuccess
+}
+
+func (d *DbRestore) Update(task DbTask) bool {
+	switch backup := task.(type) {
+	case *DbRestore:
+		d.StartTime = backup.StartTime
+		d.Interval = backup.Interval
+		return true
+	}
+	return false
+}
diff --git a/server/internal/db/domain/entity/db_restore_history.go b/server/internal/db/domain/entity/db_restore_history.go
new file mode 100644
index 00000000..1bee17a8
--- /dev/null
+++ b/server/internal/db/domain/entity/db_restore_history.go
@@ -0,0 +1,18 @@
+package entity
+
+import (
+	"mayfly-go/pkg/model"
+	"time"
+)
+
+// DbRestoreHistory 数据库恢复历史
+type DbRestoreHistory struct {
+	model.DeletedModel
+
+	CreateTime  time.Time `orm:"column(create_time)" json:"createTime"` // 创建时间: 2023-11-08 02:00:00
+	DbRestoreId uint64    `orm:"column(db_restore_id)" json:"dbRestoreId"`
+}
+
+func (d *DbRestoreHistory) TableName() string {
+	return "t_db_restore_history"
+}
diff --git a/server/internal/db/domain/entity/query.go b/server/internal/db/domain/entity/query.go
index ebc1347b..67f9923a 100644
--- a/server/internal/db/domain/entity/query.go
+++ b/server/internal/db/domain/entity/query.go
@@ -2,7 +2,7 @@ package entity
 
 import "mayfly-go/pkg/model"
 
-// 数据库实例查询
+// InstanceQuery 数据库实例查询
 type InstanceQuery struct {
 	Id   uint64 `json:"id" form:"id"`
 	Name string `json:"name" form:"name"`
@@ -33,3 +33,38 @@ type DbSqlExecQuery struct {
 
 	CreatorId uint64
 }
+
+// DbBackupQuery 数据库备份任务查询
+type DbBackupQuery struct {
+	Id           uint64   `json:"id" form:"id"`
+	DbName       string   `json:"dbName" form:"dbName"`
+	IntervalDay  int      `json:"intervalDay" form:"intervalDay"`
+	InDbNames    []string `json:"-" form:"-"`
+	DbInstanceId uint64   `json:"-" form:"-"`
+	Repeated     bool     `json:"repeated" form:"repeated"` // 是否重复执行
+}
+
+// DbBackupHistoryQuery 数据库备份任务查询
+type DbBackupHistoryQuery struct {
+	Id           uint64   `json:"id" form:"id"`
+	DbBackupId   uint64   `json:"dbBackupId" form:"dbBackupId"`
+	DbId         string   `json:"dbId" form:"dbId"`
+	DbName       string   `json:"dbName" form:"dbName"`
+	InDbNames    []string `json:"-" form:"-"`
+	DbInstanceId uint64   `json:"dbInstanceId" form:"dbInstanceId"`
+}
+
+// DbRestoreQuery 数据库备份任务查询
+type DbRestoreQuery struct {
+	Id           uint64   `json:"id" form:"id"`
+	DbName       string   `json:"dbName" form:"dbName"`
+	InDbNames    []string `json:"-" form:"-"`
+	DbInstanceId uint64   `json:"-" form:"-"`
+	Repeated     bool     `json:"repeated" form:"repeated"` // 是否重复执行
+}
+
+// DbRestoreHistoryQuery 数据库备份任务查询
+type DbRestoreHistoryQuery struct {
+	Id          uint64 `json:"id" form:"id"`
+	DbRestoreId uint64 `json:"dbRestoreId" form:"dbRestoreId"`
+}
diff --git a/server/internal/db/domain/entity/types.go b/server/internal/db/domain/entity/types.go
new file mode 100644
index 00000000..9a1edb6d
--- /dev/null
+++ b/server/internal/db/domain/entity/types.go
@@ -0,0 +1,21 @@
+package entity
+
+import "time"
+
+type TaskStatus int
+
+const (
+	TaskDelay TaskStatus = iota
+	TaskReady
+	TaskReserved
+	TaskSuccess
+	TaskFailed
+)
+
+type DbTask interface {
+	GetId() uint64
+	GetDeadline() time.Time
+	IsFinished() bool
+	Schedule() bool
+	Update(task DbTask) bool
+}
diff --git a/server/internal/db/domain/repository/db_backup.go b/server/internal/db/domain/repository/db_backup.go
new file mode 100644
index 00000000..b41b938b
--- /dev/null
+++ b/server/internal/db/domain/repository/db_backup.go
@@ -0,0 +1,19 @@
+package repository
+
+import (
+	"context"
+	"mayfly-go/internal/db/domain/entity"
+	"mayfly-go/pkg/base"
+	"mayfly-go/pkg/model"
+)
+
+type DbBackup interface {
+	base.Repo[*entity.DbBackup]
+
+	// GetDbBackupList 分页获取数据信息列表
+	GetDbBackupList(condition *entity.DbBackupQuery, pageParam *model.PageParam, toEntity any, orderBy ...string) (*model.PageResult[any], error)
+	AddTask(ctx context.Context, tasks ...*entity.DbBackup) error
+	UpdateTaskStatus(ctx context.Context, task *entity.DbBackup) error
+	GetDbNamesWithoutBackup(instanceId uint64, dbNames []string) ([]string, error)
+	UpdateEnabled(ctx context.Context, taskId uint64, enabled bool) error
+}
diff --git a/server/internal/db/domain/repository/db_backup_history.go b/server/internal/db/domain/repository/db_backup_history.go
new file mode 100644
index 00000000..94f92a98
--- /dev/null
+++ b/server/internal/db/domain/repository/db_backup_history.go
@@ -0,0 +1,16 @@
+package repository
+
+import (
+	"mayfly-go/internal/db/domain/entity"
+	"mayfly-go/pkg/base"
+	"mayfly-go/pkg/model"
+)
+
+type DbBackupHistory interface {
+	base.Repo[*entity.DbBackupHistory]
+
+	// GetDbBackupHistories 分页获取数据备份历史
+	GetHistories(condition *entity.DbBackupHistoryQuery, pageParam *model.PageParam, toEntity any, orderBy ...string) (*model.PageResult[any], error)
+	GetLatestHistory(instanceId uint64, dbName string, bi *entity.BinlogInfo) (*entity.DbBackupHistory, error)
+	GetEarliestHistory(instanceId uint64) (*entity.DbBackupHistory, error)
+}
diff --git a/server/internal/db/domain/repository/db_binlog.go b/server/internal/db/domain/repository/db_binlog.go
new file mode 100644
index 00000000..267be23f
--- /dev/null
+++ b/server/internal/db/domain/repository/db_binlog.go
@@ -0,0 +1,15 @@
+package repository
+
+import (
+	"context"
+	"mayfly-go/internal/db/domain/entity"
+	"mayfly-go/pkg/base"
+)
+
+type DbBinlog interface {
+	base.Repo[*entity.DbBinlog]
+
+	AddTaskIfNotExists(ctx context.Context, task *entity.DbBinlog) error
+	UpdateTaskStatus(ctx context.Context, task *entity.DbBinlog) error
+	UpdateEnabled(ctx context.Context, taskId uint64, enabled bool) error
+}
diff --git a/server/internal/db/domain/repository/db_binlog_history.go b/server/internal/db/domain/repository/db_binlog_history.go
new file mode 100644
index 00000000..6fcc03a9
--- /dev/null
+++ b/server/internal/db/domain/repository/db_binlog_history.go
@@ -0,0 +1,16 @@
+package repository
+
+import (
+	"context"
+	"mayfly-go/internal/db/domain/entity"
+	"mayfly-go/pkg/base"
+	"time"
+)
+
+type DbBinlogHistory interface {
+	base.Repo[*entity.DbBinlogHistory]
+	GetHistories(instanceId uint64, start, target *entity.BinlogInfo) ([]*entity.DbBinlogHistory, error)
+	GetHistoryByTime(instanceId uint64, targetTime time.Time) (*entity.DbBinlogHistory, error)
+	GetLatestHistory(instanceId uint64) (*entity.DbBinlogHistory, bool, error)
+	Upsert(ctx context.Context, history *entity.DbBinlogHistory) error
+}
diff --git a/server/internal/db/domain/repository/db_restore.go b/server/internal/db/domain/repository/db_restore.go
new file mode 100644
index 00000000..9d9f1e82
--- /dev/null
+++ b/server/internal/db/domain/repository/db_restore.go
@@ -0,0 +1,19 @@
+package repository
+
+import (
+	"context"
+	"mayfly-go/internal/db/domain/entity"
+	"mayfly-go/pkg/base"
+	"mayfly-go/pkg/model"
+)
+
+type DbRestore interface {
+	base.Repo[*entity.DbRestore]
+
+	// GetDbRestoreList 分页获取数据信息列表
+	GetDbRestoreList(condition *entity.DbRestoreQuery, pageParam *model.PageParam, toEntity any, orderBy ...string) (*model.PageResult[any], error)
+	AddTask(ctx context.Context, tasks ...*entity.DbRestore) error
+	UpdateTaskStatus(ctx context.Context, task *entity.DbRestore) error
+	GetDbNamesWithoutRestore(instanceId uint64, dbNames []string) ([]string, error)
+	UpdateEnabled(ctx context.Context, taskId uint64, enabled bool) error
+}
diff --git a/server/internal/db/domain/repository/db_restore_history.go b/server/internal/db/domain/repository/db_restore_history.go
new file mode 100644
index 00000000..486df33b
--- /dev/null
+++ b/server/internal/db/domain/repository/db_restore_history.go
@@ -0,0 +1,14 @@
+package repository
+
+import (
+	"mayfly-go/internal/db/domain/entity"
+	"mayfly-go/pkg/base"
+	"mayfly-go/pkg/model"
+)
+
+type DbRestoreHistory interface {
+	base.Repo[*entity.DbRestoreHistory]
+
+	// GetDbRestoreHistories 分页获取数据备份历史
+	GetDbRestoreHistories(condition *entity.DbRestoreHistoryQuery, pageParam *model.PageParam, toEntity any, orderBy ...string) (*model.PageResult[any], error)
+}
diff --git a/server/internal/db/domain/repository/repository.go b/server/internal/db/domain/repository/repository.go
new file mode 100644
index 00000000..467dbe1c
--- /dev/null
+++ b/server/internal/db/domain/repository/repository.go
@@ -0,0 +1,11 @@
+package repository
+
+type Repositories struct {
+	Instance       Instance
+	Backup         DbBackup
+	BackupHistory  DbBackupHistory
+	Restore        DbRestore
+	RestoreHistory DbRestoreHistory
+	Binlog         DbBinlog
+	BinlogHistory  DbBinlogHistory
+}
diff --git a/server/internal/db/domain/service/db_backup.go b/server/internal/db/domain/service/db_backup.go
new file mode 100644
index 00000000..a7db3a57
--- /dev/null
+++ b/server/internal/db/domain/service/db_backup.go
@@ -0,0 +1,14 @@
+package service
+
+import (
+	"context"
+	"mayfly-go/internal/db/domain/entity"
+)
+
+type DbBackupSvc interface {
+	AddTask(ctx context.Context, tasks ...*entity.DbBackup) error
+	UpdateTask(ctx context.Context, task *entity.DbBackup) error
+	DeleteTask(ctx context.Context, taskId uint64) error
+	EnableTask(ctx context.Context, taskId uint64) error
+	DisableTask(ctx context.Context, taskId uint64) error
+}
diff --git a/server/internal/db/domain/service/db_binlog.go b/server/internal/db/domain/service/db_binlog.go
new file mode 100644
index 00000000..5358f202
--- /dev/null
+++ b/server/internal/db/domain/service/db_binlog.go
@@ -0,0 +1,14 @@
+package service
+
+import (
+	"context"
+	"mayfly-go/internal/db/domain/entity"
+)
+
+type DbBinlogSvc interface {
+	AddTaskIfNotExists(ctx context.Context, task *entity.DbBinlog) error
+	UpdateTask(ctx context.Context, task *entity.DbBinlog) error
+	DeleteTask(ctx context.Context, taskId uint64) error
+	EnableTask(ctx context.Context, taskId uint64) error
+	DisableTask(ctx context.Context, taskId uint64) error
+}
diff --git a/server/internal/db/domain/service/db_instance.go b/server/internal/db/domain/service/db_instance.go
new file mode 100644
index 00000000..1b1bc822
--- /dev/null
+++ b/server/internal/db/domain/service/db_instance.go
@@ -0,0 +1,12 @@
+package service
+
+import (
+	"context"
+	"mayfly-go/internal/db/domain/entity"
+)
+
+type DbInstanceSvc interface {
+	Backup(ctx context.Context, backupHistory *entity.DbBackupHistory) (*entity.BinlogInfo, error)
+	Restore(ctx context.Context, task *entity.DbRestore) error
+	FetchBinlogs(ctx context.Context, downloadLatestBinlogFile bool) error
+}
diff --git a/server/internal/db/domain/service/db_restore.go b/server/internal/db/domain/service/db_restore.go
new file mode 100644
index 00000000..6d284a1b
--- /dev/null
+++ b/server/internal/db/domain/service/db_restore.go
@@ -0,0 +1,14 @@
+package service
+
+import (
+	"context"
+	"mayfly-go/internal/db/domain/entity"
+)
+
+type DbRestoreSvc interface {
+	AddTask(ctx context.Context, tasks ...*entity.DbRestore) error
+	UpdateTask(ctx context.Context, task *entity.DbRestore) error
+	DeleteTask(ctx context.Context, taskId uint64) error
+	EnableTask(ctx context.Context, taskId uint64) error
+	DisableTask(ctx context.Context, taskId uint64) error
+}
diff --git a/server/internal/db/infrastructure/persistence/db_backup.go b/server/internal/db/infrastructure/persistence/db_backup.go
new file mode 100644
index 00000000..d84267ef
--- /dev/null
+++ b/server/internal/db/infrastructure/persistence/db_backup.go
@@ -0,0 +1,110 @@
+package persistence
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"gorm.io/gorm"
+	"mayfly-go/internal/db/domain/entity"
+	"mayfly-go/internal/db/domain/repository"
+	"mayfly-go/pkg/base"
+	"mayfly-go/pkg/gormx"
+	"mayfly-go/pkg/model"
+	"slices"
+)
+
+var _ repository.DbBackup = (*dbBackupRepoImpl)(nil)
+
+type dbBackupRepoImpl struct {
+	base.RepoImpl[*entity.DbBackup]
+}
+
+func NewDbBackupRepo() repository.DbBackup {
+	return &dbBackupRepoImpl{}
+}
+
+// GetDbBackupList 分页获取数据库备份任务列表
+func (d *dbBackupRepoImpl) GetDbBackupList(condition *entity.DbBackupQuery, pageParam *model.PageParam, toEntity any, _ ...string) (*model.PageResult[any], error) {
+	qd := gormx.NewQuery(d.GetModel()).
+		Eq("id", condition.Id).
+		Eq0("db_instance_id", condition.DbInstanceId).
+		Eq0("repeated", condition.Repeated).
+		In0("db_name", condition.InDbNames).
+		Like("db_name", condition.DbName)
+	return gormx.PageQuery(qd, pageParam, toEntity)
+}
+
+func (d *dbBackupRepoImpl) UpdateEnabled(ctx context.Context, taskId uint64, enabled bool) error {
+	cond := map[string]any{
+		"id": taskId,
+	}
+	return d.Updates(cond, map[string]any{
+		"enabled": enabled,
+	})
+}
+
+func (d *dbBackupRepoImpl) UpdateTaskStatus(ctx context.Context, task *entity.DbBackup) error {
+	task = &entity.DbBackup{
+		Model: model.Model{
+			DeletedModel: model.DeletedModel{
+				Id: task.Id,
+			},
+		},
+		Finished:   task.Finished,
+		LastStatus: task.LastStatus,
+		LastResult: task.LastResult,
+		LastTime:   task.LastTime,
+	}
+	return d.UpdateById(ctx, task)
+}
+
+func (d *dbBackupRepoImpl) AddTask(ctx context.Context, tasks ...*entity.DbBackup) error {
+	return gormx.Tx(func(db *gorm.DB) error {
+		var instanceId uint64
+		dbNames := make([]string, 0, len(tasks))
+		for _, task := range tasks {
+			if instanceId == 0 {
+				instanceId = task.DbInstanceId
+			}
+			if task.DbInstanceId != instanceId {
+				return errors.New("不支持同时为多个数据库实例添加备份任务")
+			}
+			if task.Interval == 0 {
+				// 单次执行的备份任务可重复创建
+				continue
+			}
+			dbNames = append(dbNames, task.DbName)
+		}
+		var res []string
+		err := db.Model(d.GetModel()).Select("db_name").
+			Where("db_instance_id = ?", instanceId).
+			Where("db_name in ?", dbNames).
+			Where("repeated = true").
+			Scopes(gormx.UndeleteScope).Find(&res).Error
+		if err != nil {
+			return err
+		}
+		if len(res) > 0 {
+			return errors.New(fmt.Sprintf("数据库备份任务已存在: %v", res))
+		}
+
+		return d.BatchInsertWithDb(ctx, db, tasks)
+	})
+}
+
+func (d *dbBackupRepoImpl) GetDbNamesWithoutBackup(instanceId uint64, dbNames []string) ([]string, error) {
+	var dbNamesWithBackup []string
+	query := gormx.NewQuery(d.M).
+		Eq("db_instance_id", instanceId).
+		Eq("repeated", true)
+	if err := query.GenGdb().Pluck("db_name", &dbNamesWithBackup).Error; err != nil {
+		return nil, err
+	}
+	result := make([]string, 0, len(dbNames))
+	for _, name := range dbNames {
+		if !slices.Contains(dbNamesWithBackup, name) {
+			result = append(result, name)
+		}
+	}
+	return result, nil
+}
diff --git a/server/internal/db/infrastructure/persistence/db_backup_history.go b/server/internal/db/infrastructure/persistence/db_backup_history.go
new file mode 100644
index 00000000..46ebaae2
--- /dev/null
+++ b/server/internal/db/infrastructure/persistence/db_backup_history.go
@@ -0,0 +1,61 @@
+package persistence
+
+import (
+	"mayfly-go/internal/db/domain/entity"
+	"mayfly-go/internal/db/domain/repository"
+	"mayfly-go/pkg/base"
+	"mayfly-go/pkg/global"
+	"mayfly-go/pkg/gormx"
+	"mayfly-go/pkg/model"
+)
+
+var _ repository.DbBackupHistory = (*dbBackupHistoryRepoImpl)(nil)
+
+type dbBackupHistoryRepoImpl struct {
+	base.RepoImpl[*entity.DbBackupHistory]
+}
+
+func NewDbBackupHistoryRepo() repository.DbBackupHistory {
+	return &dbBackupHistoryRepoImpl{}
+}
+
+func (repo *dbBackupHistoryRepoImpl) GetHistories(condition *entity.DbBackupHistoryQuery, pageParam *model.PageParam, toEntity any, orderBy ...string) (*model.PageResult[any], error) {
+	qd := gormx.NewQuery(new(entity.DbBackupHistory)).
+		Eq("id", condition.Id).
+		Eq0("db_instance_id", condition.DbInstanceId).
+		In0("db_name", condition.InDbNames).
+		Eq("db_backup_id", condition.DbBackupId).
+		Eq("db_name", condition.DbName)
+	return gormx.PageQuery(qd, pageParam, toEntity)
+}
+
+func (repo *dbBackupHistoryRepoImpl) GetLatestHistory(instanceId uint64, dbName string, bi *entity.BinlogInfo) (*entity.DbBackupHistory, error) {
+	history := &entity.DbBackupHistory{}
+	db := global.Db
+	err := db.Model(repo.GetModel()).
+		Where("db_instance_id = ?", instanceId).
+		Where("db_name = ?", dbName).
+		Where(db.Where("binlog_sequence < ?", bi.Sequence).
+			Or(db.Where("binlog_sequence = ?", bi.Sequence).
+				Where("binlog_position <= ?", bi.Position))).
+		Scopes(gormx.UndeleteScope).
+		Order("binlog_sequence desc, binlog_position desc").
+		First(history).Error
+	if err != nil {
+		return nil, err
+	}
+	return history, err
+}
+
+func (repo *dbBackupHistoryRepoImpl) GetEarliestHistory(instanceId uint64) (*entity.DbBackupHistory, error) {
+	history := &entity.DbBackupHistory{}
+	db := global.Db.Model(repo.GetModel())
+	err := db.Where("db_instance_id = ?", instanceId).
+		Scopes(gormx.UndeleteScope).
+		Order("binlog_sequence").
+		First(history).Error
+	if err != nil {
+		return nil, err
+	}
+	return history, err
+}
diff --git a/server/internal/db/infrastructure/persistence/db_binlog.go b/server/internal/db/infrastructure/persistence/db_binlog.go
new file mode 100644
index 00000000..9446818d
--- /dev/null
+++ b/server/internal/db/infrastructure/persistence/db_binlog.go
@@ -0,0 +1,48 @@
+package persistence
+
+import (
+	"context"
+	"gorm.io/gorm/clause"
+	"mayfly-go/internal/db/domain/entity"
+	"mayfly-go/internal/db/domain/repository"
+	"mayfly-go/pkg/base"
+	"mayfly-go/pkg/global"
+	"mayfly-go/pkg/model"
+)
+
+var _ repository.DbBinlog = (*dbBinlogRepoImpl)(nil)
+
+type dbBinlogRepoImpl struct {
+	base.RepoImpl[*entity.DbBinlog]
+}
+
+func NewDbBinlogRepo() repository.DbBinlog {
+	return &dbBinlogRepoImpl{}
+}
+
+func (d *dbBinlogRepoImpl) UpdateEnabled(ctx context.Context, taskId uint64, enabled bool) error {
+	cond := map[string]any{
+		"id": taskId,
+	}
+	return d.Updates(cond, map[string]any{
+		"enabled": enabled,
+	})
+}
+
+func (d *dbBinlogRepoImpl) UpdateTaskStatus(ctx context.Context, task *entity.DbBinlog) error {
+	task = &entity.DbBinlog{
+		Model: model.Model{
+			DeletedModel: model.DeletedModel{
+				Id: task.Id,
+			},
+		},
+		LastStatus: task.LastStatus,
+		LastResult: task.LastResult,
+		LastTime:   task.LastTime,
+	}
+	return d.UpdateById(ctx, task)
+}
+
+func (d *dbBinlogRepoImpl) AddTaskIfNotExists(ctx context.Context, task *entity.DbBinlog) error {
+	return global.Db.Clauses(clause.OnConflict{DoNothing: true}).Create(task).Error
+}
diff --git a/server/internal/db/infrastructure/persistence/db_binlog_history.go b/server/internal/db/infrastructure/persistence/db_binlog_history.go
new file mode 100644
index 00000000..e2b5e38d
--- /dev/null
+++ b/server/internal/db/infrastructure/persistence/db_binlog_history.go
@@ -0,0 +1,91 @@
+package persistence
+
+import (
+	"context"
+	"errors"
+	"gorm.io/gorm"
+	"mayfly-go/internal/db/domain/entity"
+	"mayfly-go/internal/db/domain/repository"
+	"mayfly-go/pkg/base"
+	"mayfly-go/pkg/gormx"
+	"time"
+)
+
+var _ repository.DbBinlogHistory = (*dbBinlogHistoryRepoImpl)(nil)
+
+type dbBinlogHistoryRepoImpl struct {
+	base.RepoImpl[*entity.DbBinlogHistory]
+}
+
+func NewDbBinlogHistoryRepo() repository.DbBinlogHistory {
+	return &dbBinlogHistoryRepoImpl{}
+}
+
+func (repo *dbBinlogHistoryRepoImpl) GetHistoryByTime(instanceId uint64, targetTime time.Time) (*entity.DbBinlogHistory, error) {
+	gdb := gormx.NewQuery(repo.GetModel()).
+		Eq("db_instance_id", instanceId).
+		Le("first_event_time", targetTime).
+		Undeleted().
+		OrderByDesc("first_event_time").
+		GenGdb()
+	history := &entity.DbBinlogHistory{}
+	err := gdb.First(history).Error
+	if err != nil {
+		return nil, err
+	}
+	return history, err
+}
+
+func (repo *dbBinlogHistoryRepoImpl) GetHistories(instanceId uint64, start, target *entity.BinlogInfo) ([]*entity.DbBinlogHistory, error) {
+	gdb := gormx.NewQuery(repo.GetModel()).
+		Eq("db_instance_id", instanceId).
+		Ge("sequence", start.Sequence).
+		Le("sequence", target.Sequence).
+		Undeleted().
+		OrderByAsc("sequence").
+		GenGdb()
+	var histories []*entity.DbBinlogHistory
+	err := gdb.Find(&histories).Error
+	if err != nil {
+		return nil, err
+	}
+	if len(histories) == 0 {
+		return nil, errors.New("未找到满足条件的 binlog 文件")
+	}
+	return histories, err
+}
+
+func (repo *dbBinlogHistoryRepoImpl) GetLatestHistory(instanceId uint64) (*entity.DbBinlogHistory, bool, error) {
+	gdb := gormx.NewQuery(repo.GetModel()).
+		Eq("db_instance_id", instanceId).
+		Undeleted().
+		OrderByDesc("sequence").
+		GenGdb()
+	history := &entity.DbBinlogHistory{}
+
+	switch err := gdb.First(history).Error; {
+	case err == nil:
+		return history, true, nil
+	case errors.Is(err, gorm.ErrRecordNotFound):
+		return history, false, nil
+	default:
+		return nil, false, err
+	}
+}
+
+func (repo *dbBinlogHistoryRepoImpl) Upsert(_ context.Context, history *entity.DbBinlogHistory) error {
+	return gormx.Tx(func(db *gorm.DB) error {
+		old := &entity.DbBinlogHistory{}
+		err := db.Where("db_instance_id = ?", history.DbInstanceId).
+			Where("sequence = ?", history.Sequence).
+			First(old).Error
+		switch {
+		case err == nil:
+			return db.Model(old).Select("create_time", "file_size", "first_event_time").Updates(history).Error
+		case errors.Is(err, gorm.ErrRecordNotFound):
+			return db.Create(history).Error
+		default:
+			return err
+		}
+	})
+}
diff --git a/server/internal/db/infrastructure/persistence/db_restore.go b/server/internal/db/infrastructure/persistence/db_restore.go
new file mode 100644
index 00000000..4352dc0e
--- /dev/null
+++ b/server/internal/db/infrastructure/persistence/db_restore.go
@@ -0,0 +1,110 @@
+package persistence
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"gorm.io/gorm"
+	"mayfly-go/internal/db/domain/entity"
+	"mayfly-go/internal/db/domain/repository"
+	"mayfly-go/pkg/base"
+	"mayfly-go/pkg/gormx"
+	"mayfly-go/pkg/model"
+	"slices"
+)
+
+var _ repository.DbRestore = (*dbRestoreRepoImpl)(nil)
+
+type dbRestoreRepoImpl struct {
+	base.RepoImpl[*entity.DbRestore]
+}
+
+func NewDbRestoreRepo() repository.DbRestore {
+	return &dbRestoreRepoImpl{}
+}
+
+// GetDbRestoreList 分页获取数据库备份任务列表
+func (d *dbRestoreRepoImpl) GetDbRestoreList(condition *entity.DbRestoreQuery, pageParam *model.PageParam, toEntity any, _ ...string) (*model.PageResult[any], error) {
+	qd := gormx.NewQuery(d.GetModel()).
+		Eq("id", condition.Id).
+		Eq0("db_instance_id", condition.DbInstanceId).
+		Eq0("repeated", condition.Repeated).
+		In0("db_name", condition.InDbNames).
+		Like("db_name", condition.DbName)
+	return gormx.PageQuery(qd, pageParam, toEntity)
+}
+
+func (d *dbRestoreRepoImpl) UpdateTaskStatus(ctx context.Context, task *entity.DbRestore) error {
+	task = &entity.DbRestore{
+		Model: model.Model{
+			DeletedModel: model.DeletedModel{
+				Id: task.Id,
+			},
+		},
+		Finished:   task.Finished,
+		LastStatus: task.LastStatus,
+		LastResult: task.LastResult,
+		LastTime:   task.LastTime,
+	}
+	return d.UpdateById(ctx, task)
+}
+
+func (d *dbRestoreRepoImpl) AddTask(ctx context.Context, tasks ...*entity.DbRestore) error {
+	return gormx.Tx(func(db *gorm.DB) error {
+		var instanceId uint64
+		dbNames := make([]string, 0, len(tasks))
+		for _, task := range tasks {
+			if instanceId == 0 {
+				instanceId = task.DbInstanceId
+			}
+			if task.DbInstanceId != instanceId {
+				return errors.New("不支持同时为多个数据库实例添加备份任务")
+			}
+			if task.Interval == 0 {
+				// 单次执行的恢复任务可重复创建
+				continue
+			}
+			dbNames = append(dbNames, task.DbName)
+		}
+		var res []string
+		err := db.Model(new(entity.DbRestore)).Select("db_name").
+			Where("db_instance_id = ?", instanceId).
+			Where("db_name in ?", dbNames).
+			Where("repeated = true").
+			Scopes(gormx.UndeleteScope).Find(&res).Error
+		if err != nil {
+			return err
+		}
+		if len(res) > 0 {
+			return errors.New(fmt.Sprintf("数据库备份任务已存在: %v", res))
+		}
+
+		return d.BatchInsertWithDb(ctx, db, tasks)
+	})
+}
+
+func (d *dbRestoreRepoImpl) GetDbNamesWithoutRestore(instanceId uint64, dbNames []string) ([]string, error) {
+	var dbNamesWithRestore []string
+	query := gormx.NewQuery(d.M).
+		Eq("db_instance_id", instanceId).
+		Eq("repeated", true)
+	if err := query.GenGdb().Pluck("db_name", &dbNamesWithRestore).Error; err != nil {
+		return nil, err
+	}
+	result := make([]string, 0, len(dbNames))
+	for _, name := range dbNames {
+		if !slices.Contains(dbNamesWithRestore, name) {
+			result = append(result, name)
+		}
+	}
+	return result, nil
+}
+
+func (d *dbRestoreRepoImpl) UpdateEnabled(ctx context.Context, taskId uint64, enabled bool) error {
+	cond := map[string]any{
+		"id": taskId,
+	}
+	return d.Updates(cond, map[string]any{
+		"enabled": enabled,
+	})
+}
diff --git a/server/internal/db/infrastructure/persistence/db_restore_history.go b/server/internal/db/infrastructure/persistence/db_restore_history.go
new file mode 100644
index 00000000..4257eb20
--- /dev/null
+++ b/server/internal/db/infrastructure/persistence/db_restore_history.go
@@ -0,0 +1,27 @@
+package persistence
+
+import (
+	"mayfly-go/internal/db/domain/entity"
+	"mayfly-go/internal/db/domain/repository"
+	"mayfly-go/pkg/base"
+	"mayfly-go/pkg/gormx"
+	"mayfly-go/pkg/model"
+)
+
+var _ repository.DbRestoreHistory = (*dbRestoreHistoryRepoImpl)(nil)
+
+type dbRestoreHistoryRepoImpl struct {
+	base.RepoImpl[*entity.DbRestoreHistory]
+}
+
+func NewDbRestoreHistoryRepo() repository.DbRestoreHistory {
+	return &dbRestoreHistoryRepoImpl{}
+}
+
+func (d *dbRestoreHistoryRepoImpl) GetDbRestoreHistories(condition *entity.DbRestoreHistoryQuery, pageParam *model.PageParam, toEntity any, orderBy ...string) (*model.PageResult[any], error) {
+	qd := gormx.NewQuery(d.GetModel()).
+		Eq("id", condition.Id).
+		Eq("db_backup_id", condition.DbRestoreId)
+	return gormx.PageQuery(qd, pageParam, toEntity)
+
+}
diff --git a/server/internal/db/infrastructure/persistence/persistence.go b/server/internal/db/infrastructure/persistence/persistence.go
index 01998516..77401805 100644
--- a/server/internal/db/infrastructure/persistence/persistence.go
+++ b/server/internal/db/infrastructure/persistence/persistence.go
@@ -3,10 +3,12 @@ package persistence
 import "mayfly-go/internal/db/domain/repository"
 
 var (
-	instanceRepo  repository.Instance  = newInstanceRepo()
-	dbRepo        repository.Db        = newDbRepo()
-	dbSqlRepo     repository.DbSql     = newDbSqlRepo()
-	dbSqlExecRepo repository.DbSqlExec = newDbSqlExecRepo()
+	instanceRepo         repository.Instance  = newInstanceRepo()
+	dbRepo               repository.Db        = newDbRepo()
+	dbSqlRepo            repository.DbSql     = newDbSqlRepo()
+	dbSqlExecRepo        repository.DbSqlExec = newDbSqlExecRepo()
+	dbBackupHistoryRepo                       = NewDbBackupHistoryRepo()
+	dbRestoreHistoryRepo                      = NewDbRestoreHistoryRepo()
 )
 
 func GetInstanceRepo() repository.Instance {
@@ -24,3 +26,11 @@ func GetDbSqlRepo() repository.DbSql {
 func GetDbSqlExecRepo() repository.DbSqlExec {
 	return dbSqlExecRepo
 }
+
+func GetDbBackupHistoryRepo() repository.DbBackupHistory {
+	return dbBackupHistoryRepo
+}
+
+func GetDbRestoreHistoryRepo() repository.DbRestoreHistory {
+	return dbRestoreHistoryRepo
+}
diff --git a/server/internal/db/infrastructure/service/db_backup.go b/server/internal/db/infrastructure/service/db_backup.go
new file mode 100644
index 00000000..42487b76
--- /dev/null
+++ b/server/internal/db/infrastructure/service/db_backup.go
@@ -0,0 +1,211 @@
+package service
+
+import (
+	"context"
+	"encoding/binary"
+	"fmt"
+	"github.com/google/uuid"
+	"mayfly-go/internal/db/domain/entity"
+	"mayfly-go/internal/db/domain/repository"
+	"mayfly-go/internal/db/domain/service"
+	"mayfly-go/pkg/model"
+	"time"
+)
+
+var _ service.DbBackupSvc = (*DbBackupSvcImpl)(nil)
+
+type DbBackupSvcImpl struct {
+	repo         repository.DbBackup
+	instanceRepo repository.Instance
+	scheduler    *Scheduler[*entity.DbBackup]
+	binlogSvc    service.DbBinlogSvc
+}
+
+func NewIncUUID() (uuid.UUID, error) {
+	var uid uuid.UUID
+	now, seq, err := uuid.GetTime()
+	if err != nil {
+		return uid, err
+	}
+	timeHi := uint32((now >> 28) & 0xffffffff)
+	timeMid := uint16((now >> 12) & 0xffff)
+	timeLow := uint16(now & 0x0fff)
+	timeLow |= 0x1000 // Version 1
+
+	binary.BigEndian.PutUint32(uid[0:], timeHi)
+	binary.BigEndian.PutUint16(uid[4:], timeMid)
+	binary.BigEndian.PutUint16(uid[6:], timeLow)
+	binary.BigEndian.PutUint16(uid[8:], seq)
+
+	copy(uid[10:], uuid.NodeID())
+
+	return uid, nil
+}
+
+func withRunBackupTask(repositories *repository.Repositories, binlogSvc service.DbBinlogSvc) SchedulerOption[*entity.DbBackup] {
+	return func(scheduler *Scheduler[*entity.DbBackup]) {
+		scheduler.RunTask = func(ctx context.Context, task *entity.DbBackup) error {
+			instance := new(entity.DbInstance)
+			if err := repositories.Instance.GetById(instance, task.DbInstanceId); err != nil {
+				return err
+			}
+			instance.PwdDecrypt()
+			id, err := NewIncUUID()
+			if err != nil {
+				return err
+			}
+			history := &entity.DbBackupHistory{
+				Uuid:         id.String(),
+				DbBackupId:   task.Id,
+				DbInstanceId: task.DbInstanceId,
+				DbName:       task.DbName,
+			}
+			binlogInfo, err := NewDbInstanceSvc(instance, repositories).Backup(ctx, history)
+			if err != nil {
+				return err
+			}
+			now := time.Now()
+			name := task.Name
+			if len(name) == 0 {
+				name = task.DbName
+			}
+			history.Name = fmt.Sprintf("%s[%s]", name, now.Format(time.DateTime))
+			history.CreateTime = now
+			history.BinlogFileName = binlogInfo.FileName
+			history.BinlogSequence = binlogInfo.Sequence
+			history.BinlogPosition = binlogInfo.Position
+
+			if err := repositories.BackupHistory.Insert(ctx, history); err != nil {
+				return err
+			}
+			if err := binlogSvc.AddTaskIfNotExists(ctx, entity.NewDbBinlog(history)); err != nil {
+				return err
+			}
+			return nil
+		}
+	}
+}
+
+var (
+	backupResult = map[entity.TaskStatus]string{
+		entity.TaskDelay:    "等待备份数据库",
+		entity.TaskReady:    "准备备份数据库",
+		entity.TaskReserved: "数据库备份中",
+		entity.TaskSuccess:  "数据库备份成功",
+		entity.TaskFailed:   "数据库备份失败",
+	}
+)
+
+func withUpdateBackupStatus(repositories *repository.Repositories) SchedulerOption[*entity.DbBackup] {
+	return func(scheduler *Scheduler[*entity.DbBackup]) {
+		scheduler.UpdateTaskStatus = func(ctx context.Context, status entity.TaskStatus, lastErr error, task *entity.DbBackup) error {
+			task.Finished = !task.Repeated && status == entity.TaskSuccess
+			task.LastStatus = status
+			var result = backupResult[status]
+			if lastErr != nil {
+				result = fmt.Sprintf("%v: %v", backupResult[status], lastErr)
+			}
+			task.LastResult = result
+			task.LastTime = time.Now()
+			return repositories.Backup.UpdateTaskStatus(ctx, task)
+		}
+	}
+}
+
+func NewDbBackupSvc(repositories *repository.Repositories, binlogSvc service.DbBinlogSvc) (service.DbBackupSvc, error) {
+	scheduler, err := NewScheduler[*entity.DbBackup](
+		withRunBackupTask(repositories, binlogSvc),
+		withUpdateBackupStatus(repositories))
+	if err != nil {
+		return nil, err
+	}
+	svc := &DbBackupSvcImpl{
+		repo:         repositories.Backup,
+		instanceRepo: repositories.Instance,
+		scheduler:    scheduler,
+		binlogSvc:    binlogSvc,
+	}
+	err = svc.loadTasks(context.Background())
+	if err != nil {
+		return nil, err
+	}
+	return svc, nil
+}
+
+func (svc *DbBackupSvcImpl) loadTasks(ctx context.Context) error {
+	tasks := make([]*entity.DbBackup, 0, 64)
+	cond := map[string]any{
+		"Enabled":  true,
+		"Finished": false,
+	}
+	if err := svc.repo.ListByCond(cond, &tasks); err != nil {
+		return err
+	}
+	for _, task := range tasks {
+		svc.scheduler.PushTask(ctx, task)
+	}
+	return nil
+}
+
+func (svc *DbBackupSvcImpl) AddTask(ctx context.Context, tasks ...*entity.DbBackup) error {
+	for _, task := range tasks {
+		if err := svc.repo.AddTask(ctx, task); err != nil {
+			return err
+		}
+		svc.scheduler.PushTask(ctx, task)
+	}
+	return nil
+}
+
+func (svc *DbBackupSvcImpl) UpdateTask(ctx context.Context, task *entity.DbBackup) error {
+	if err := svc.repo.UpdateById(ctx, task); err != nil {
+		return err
+	}
+	svc.scheduler.UpdateTask(ctx, task)
+	return nil
+}
+
+func (svc *DbBackupSvcImpl) DeleteTask(ctx context.Context, taskId uint64) error {
+	// todo: 删除数据库备份历史文件
+	task := new(entity.DbBackup)
+	if err := svc.repo.GetById(task, taskId); err != nil {
+		return err
+	}
+	if err := svc.binlogSvc.DeleteTask(ctx, task.DbInstanceId); err != nil {
+		return err
+	}
+	if err := svc.repo.DeleteById(ctx, taskId); err != nil {
+		return err
+	}
+	svc.scheduler.RemoveTask(taskId)
+	return nil
+}
+
+func (svc *DbBackupSvcImpl) EnableTask(ctx context.Context, taskId uint64) error {
+	if err := svc.repo.UpdateEnabled(ctx, taskId, true); err != nil {
+		return err
+	}
+	task := new(entity.DbBackup)
+	if err := svc.repo.GetById(task, taskId); err != nil {
+		return err
+	}
+	svc.scheduler.UpdateTask(ctx, task)
+	return nil
+}
+
+func (svc *DbBackupSvcImpl) DisableTask(ctx context.Context, taskId uint64) error {
+	if err := svc.repo.UpdateEnabled(ctx, taskId, false); err != nil {
+		return err
+	}
+	task := new(entity.DbBackup)
+	if err := svc.repo.GetById(task, taskId); err != nil {
+		return err
+	}
+	svc.scheduler.RemoveTask(taskId)
+	return nil
+}
+
+// GetPageList 分页获取数据库备份任务
+func (svc *DbBackupSvcImpl) GetPageList(condition *entity.DbBackupQuery, pageParam *model.PageParam, toEntity any, orderBy ...string) (*model.PageResult[any], error) {
+	return svc.repo.GetDbBackupList(condition, pageParam, toEntity, orderBy...)
+}
diff --git a/server/internal/db/infrastructure/service/db_binlog.go b/server/internal/db/infrastructure/service/db_binlog.go
new file mode 100644
index 00000000..70fe9960
--- /dev/null
+++ b/server/internal/db/infrastructure/service/db_binlog.go
@@ -0,0 +1,140 @@
+package service
+
+import (
+	"context"
+	"fmt"
+	"mayfly-go/internal/db/domain/entity"
+	"mayfly-go/internal/db/domain/repository"
+	"mayfly-go/internal/db/domain/service"
+	"time"
+)
+
+var _ service.DbBinlogSvc = (*DbBinlogSvcImpl)(nil)
+
+type DbBinlogSvcImpl struct {
+	repo         repository.DbBinlog
+	instanceRepo repository.Instance
+	scheduler    *Scheduler[*entity.DbBinlog]
+}
+
+func withDownloadBinlog(repositories *repository.Repositories) SchedulerOption[*entity.DbBinlog] {
+	return func(scheduler *Scheduler[*entity.DbBinlog]) {
+		scheduler.RunTask = func(ctx context.Context, task *entity.DbBinlog) error {
+			instance := new(entity.DbInstance)
+			if err := repositories.Instance.GetById(instance, task.DbInstanceId); err != nil {
+				return err
+			}
+			instance.PwdDecrypt()
+			svc := NewDbInstanceSvc(instance, repositories)
+			err := svc.FetchBinlogs(ctx, false)
+			if err != nil {
+				return err
+			}
+			return nil
+		}
+	}
+}
+
+var (
+	binlogResult = map[entity.TaskStatus]string{
+		entity.TaskDelay:    "等待备份BINLOG",
+		entity.TaskReady:    "准备备份BINLOG",
+		entity.TaskReserved: "BINLOG备份中",
+		entity.TaskSuccess:  "BINLOG备份成功",
+		entity.TaskFailed:   "BINLOG备份失败",
+	}
+)
+
+func withUpdateBinlogStatus(repositories *repository.Repositories) SchedulerOption[*entity.DbBinlog] {
+	return func(scheduler *Scheduler[*entity.DbBinlog]) {
+		scheduler.UpdateTaskStatus = func(ctx context.Context, status entity.TaskStatus, lastErr error, task *entity.DbBinlog) error {
+			task.LastStatus = status
+			var result = backupResult[status]
+			if lastErr != nil {
+				result = fmt.Sprintf("%v: %v", binlogResult[status], lastErr)
+			}
+			task.LastResult = result
+			task.LastTime = time.Now()
+			return repositories.Binlog.UpdateTaskStatus(ctx, task)
+		}
+	}
+}
+
+func NewDbBinlogSvc(repositories *repository.Repositories) (service.DbBinlogSvc, error) {
+	scheduler, err := NewScheduler[*entity.DbBinlog](withDownloadBinlog(repositories), withUpdateBinlogStatus(repositories))
+	if err != nil {
+		return nil, err
+	}
+	svc := &DbBinlogSvcImpl{
+		repo:         repositories.Binlog,
+		instanceRepo: repositories.Instance,
+		scheduler:    scheduler,
+	}
+	err = svc.loadTasks(context.Background())
+	if err != nil {
+		return nil, err
+	}
+	return svc, nil
+}
+
+func (svc *DbBinlogSvcImpl) loadTasks(ctx context.Context) error {
+	tasks := make([]*entity.DbBinlog, 0, 64)
+	cond := map[string]any{
+		"Enabled": true,
+	}
+	if err := svc.repo.ListByCond(cond, &tasks); err != nil {
+		return err
+	}
+	for _, task := range tasks {
+		svc.scheduler.PushTask(ctx, task)
+	}
+	return nil
+}
+
+func (svc *DbBinlogSvcImpl) AddTaskIfNotExists(ctx context.Context, task *entity.DbBinlog) error {
+	if err := svc.repo.AddTaskIfNotExists(ctx, task); err != nil {
+		return err
+	}
+	if task.GetId() == 0 {
+		return nil
+	}
+	svc.scheduler.PushTask(ctx, task)
+	return nil
+}
+
+func (svc *DbBinlogSvcImpl) UpdateTask(ctx context.Context, task *entity.DbBinlog) error {
+	if err := svc.repo.UpdateById(ctx, task); err != nil {
+		return err
+	}
+	svc.scheduler.UpdateTask(ctx, task)
+	return nil
+}
+
+func (svc *DbBinlogSvcImpl) DeleteTask(ctx context.Context, taskId uint64) error {
+	// todo: 删除 Binlog 历史文件
+	if err := svc.repo.DeleteById(ctx, taskId); err != nil {
+		return err
+	}
+	svc.scheduler.RemoveTask(taskId)
+	return nil
+}
+
+func (svc *DbBinlogSvcImpl) EnableTask(ctx context.Context, taskId uint64) error {
+	if err := svc.repo.UpdateEnabled(ctx, taskId, true); err != nil {
+		return err
+	}
+	task := new(entity.DbBinlog)
+	if err := svc.repo.GetById(task, taskId); err != nil {
+		return err
+	}
+	svc.scheduler.UpdateTask(ctx, task)
+	return nil
+}
+
+func (svc *DbBinlogSvcImpl) DisableTask(ctx context.Context, taskId uint64) error {
+	if err := svc.repo.UpdateEnabled(ctx, taskId, false); err != nil {
+		return err
+	}
+	svc.scheduler.RemoveTask(taskId)
+	return nil
+}
diff --git a/server/internal/db/infrastructure/service/db_instance.go b/server/internal/db/infrastructure/service/db_instance.go
new file mode 100644
index 00000000..920fe86f
--- /dev/null
+++ b/server/internal/db/infrastructure/service/db_instance.go
@@ -0,0 +1,897 @@
+package service
+
+import (
+	"bufio"
+	"context"
+	"database/sql"
+	"fmt"
+	"io"
+	"os"
+	"os/exec"
+	"path/filepath"
+	"regexp"
+	"sort"
+	"strconv"
+	"strings"
+	"time"
+
+	"github.com/pkg/errors"
+	"golang.org/x/sync/singleflight"
+
+	"mayfly-go/internal/db/dbm"
+	"mayfly-go/internal/db/domain/entity"
+	"mayfly-go/internal/db/domain/repository"
+	"mayfly-go/internal/db/domain/service"
+	"mayfly-go/pkg/config"
+	"mayfly-go/pkg/logx"
+	"mayfly-go/pkg/utils/structx"
+)
+
+// BinlogFile is the metadata of the MySQL binlog file.
+type BinlogFile struct {
+	Name string
+	Size int64
+
+	// Sequence is parsed from Name and is for the sorting purpose.
+	Sequence       int64
+	FirstEventTime time.Time
+	Downloaded     bool
+}
+
+func newBinlogFile(name string, size int64) (*BinlogFile, error) {
+	_, seq, err := ParseBinlogName(name)
+	if err != nil {
+		return nil, err
+	}
+	return &BinlogFile{Name: name, Size: size, Sequence: seq}, nil
+}
+
+var _ service.DbInstanceSvc = (*DbInstanceSvcImpl)(nil)
+
+type DbInstanceSvcImpl struct {
+	instanceId        uint64
+	dbInfo            *dbm.DbInfo
+	backupHistoryRepo repository.DbBackupHistory
+	binlogHistoryRepo repository.DbBinlogHistory
+}
+
+func NewDbInstanceSvc(instance *entity.DbInstance, repositories *repository.Repositories) *DbInstanceSvcImpl {
+	dbInfo := new(dbm.DbInfo)
+	_ = structx.Copy(dbInfo, instance)
+	return &DbInstanceSvcImpl{
+		instanceId:        instance.Id,
+		dbInfo:            dbInfo,
+		backupHistoryRepo: repositories.BackupHistory,
+		binlogHistoryRepo: repositories.BinlogHistory,
+	}
+}
+
+type RestoreInfo struct {
+	backupHistory   *entity.DbBackupHistory
+	binlogHistories []*entity.DbBinlogHistory
+	startPosition   int64
+	targetPosition  int64
+	targetTime      time.Time
+}
+
+func (ri *RestoreInfo) getBinlogFiles(binlogDir string) []string {
+	files := make([]string, 0, len(ri.binlogHistories))
+	for _, history := range ri.binlogHistories {
+		files = append(files, filepath.Join(binlogDir, history.FileName))
+	}
+	return files
+}
+
+func (svc *DbInstanceSvcImpl) getBinlogFilePath(fileName string) string {
+	return filepath.Join(getBinlogDir(svc.instanceId), fileName)
+}
+
+func (svc *DbInstanceSvcImpl) GetRestoreInfo(ctx context.Context, dbName string, targetTime time.Time) (*RestoreInfo, error) {
+	binlogHistory, err := svc.binlogHistoryRepo.GetHistoryByTime(svc.instanceId, targetTime)
+	if err != nil {
+		return nil, err
+	}
+	position, err := getBinlogEventPositionAtOrAfterTime(ctx, svc.getBinlogFilePath(binlogHistory.FileName), targetTime)
+	if err != nil {
+		return nil, err
+	}
+	target := &entity.BinlogInfo{
+		FileName: binlogHistory.FileName,
+		Sequence: binlogHistory.Sequence,
+		Position: position,
+	}
+	backupHistory, err := svc.backupHistoryRepo.GetLatestHistory(svc.instanceId, dbName, target)
+	if err != nil {
+		return nil, err
+	}
+	start := &entity.BinlogInfo{
+		FileName: backupHistory.BinlogFileName,
+		Sequence: backupHistory.BinlogSequence,
+		Position: backupHistory.BinlogPosition,
+	}
+	binlogHistories, err := svc.binlogHistoryRepo.GetHistories(svc.instanceId, start, target)
+	if err != nil {
+		return nil, err
+	}
+	return &RestoreInfo{
+		backupHistory:   backupHistory,
+		binlogHistories: binlogHistories,
+		startPosition:   backupHistory.BinlogPosition,
+		targetPosition:  target.Position,
+		targetTime:      targetTime,
+	}, nil
+}
+
+func (svc *DbInstanceSvcImpl) Backup(ctx context.Context, backupHistory *entity.DbBackupHistory) (*entity.BinlogInfo, error) {
+	dir := getDbBackupDir(backupHistory.DbInstanceId, backupHistory.DbBackupId)
+	if err := os.MkdirAll(dir, os.ModePerm); err != nil {
+		return nil, err
+	}
+	tmpFile := filepath.Join(dir, "backup.tmp")
+	defer func() {
+		_ = os.Remove(tmpFile)
+	}()
+
+	args := []string{
+		"--host", svc.dbInfo.Host,
+		"--port", strconv.Itoa(svc.dbInfo.Port),
+		"--user", svc.dbInfo.Username,
+		"--password=" + svc.dbInfo.Password,
+		"--add-drop-database",
+		"--result-file", tmpFile,
+		"--single-transaction",
+		"--master-data=2",
+		"--databases", backupHistory.DbName,
+	}
+
+	cmd := exec.CommandContext(ctx, mysqldumpPath(), args...)
+	logx.Debug("backup database using mysqldump binary: ", cmd.String())
+	if err := runCmd(cmd); err != nil {
+		logx.Errorf("运行 mysqldump 程序失败: %v", err)
+		return nil, errors.Wrap(err, "运行 mysqldump 程序失败")
+	}
+
+	logx.Debug("Checking dumped file stat", tmpFile)
+	if _, err := os.Stat(tmpFile); err != nil {
+		logx.Errorf("未找到备份文件: %v", err)
+		return nil, errors.Wrapf(err, "未找到备份文件")
+	}
+	reader, err := os.Open(tmpFile)
+	if err != nil {
+		return nil, err
+	}
+	binlogInfo, err := readBinlogInfoFromBackup(reader)
+	_ = reader.Close()
+	if err != nil {
+		return nil, errors.Wrapf(err, "从备份文件中读取 binlog 信息失败")
+	}
+	fileName := filepath.Join(dir, fmt.Sprintf("%s.sql", backupHistory.Uuid))
+	if err := os.Rename(tmpFile, fileName); err != nil {
+		return nil, errors.Wrap(err, "备份文件改名失败")
+	}
+
+	return binlogInfo, nil
+}
+
+func (svc *DbInstanceSvcImpl) RestoreBackup(ctx context.Context, database, fileName string) error {
+	args := []string{
+		"--host", svc.dbInfo.Host,
+		"--port", strconv.Itoa(svc.dbInfo.Port),
+		"--database", database,
+		"--user", svc.dbInfo.Username,
+		"--password=" + svc.dbInfo.Password,
+	}
+
+	file, err := os.Open(fileName)
+	if err != nil {
+		return errors.Wrap(err, "打开备份文件失败")
+	}
+	defer func() {
+		_ = file.Close()
+	}()
+
+	cmd := exec.CommandContext(ctx, mysqlPath(), args...)
+	cmd.Stdin = file
+	logx.Debug("恢复数据库: ", cmd.String())
+	if err := runCmd(cmd); err != nil {
+		logx.Errorf("运行 mysql 程序失败: %v", err)
+		return errors.Wrap(err, "运行 mysql 程序失败")
+	}
+	return nil
+}
+
+func (svc *DbInstanceSvcImpl) Restore(ctx context.Context, task *entity.DbRestore) error {
+	if task.PointInTime.IsZero() {
+		backupHistory := &entity.DbBackupHistory{}
+		err := svc.backupHistoryRepo.GetById(backupHistory, task.DbBackupHistoryId)
+		if err != nil {
+			return err
+		}
+		fileName := filepath.Join(getDbBackupDir(backupHistory.DbInstanceId, backupHistory.DbBackupId),
+			fmt.Sprintf("%v.sql", backupHistory.Uuid))
+		return svc.RestoreBackup(ctx, task.DbName, fileName)
+	}
+
+	if err := svc.FetchBinlogs(ctx, true); err != nil {
+		return err
+	}
+	restoreInfo, err := svc.GetRestoreInfo(ctx, task.DbName, task.PointInTime)
+	if err != nil {
+		return err
+	}
+	fileName := filepath.Join(getDbBackupDir(restoreInfo.backupHistory.DbInstanceId, restoreInfo.backupHistory.DbBackupId),
+		fmt.Sprintf("%s.sql", restoreInfo.backupHistory.Uuid))
+
+	if err := svc.RestoreBackup(ctx, task.DbName, fileName); err != nil {
+		return err
+	}
+	return svc.ReplayBinlogToDatabase(ctx, task.DbName, task.DbName, restoreInfo)
+}
+
+// Download binlog files on server.
+func (svc *DbInstanceSvcImpl) downloadBinlogFilesOnServer(ctx context.Context, binlogFilesOnServerSorted []*BinlogFile, downloadLatestBinlogFile bool) error {
+	if len(binlogFilesOnServerSorted) == 0 {
+		logx.Debug("No binlog file found on server to download")
+		return nil
+	}
+	if err := os.MkdirAll(getBinlogDir(svc.instanceId), os.ModePerm); err != nil {
+		return errors.Wrapf(err, "创建 binlog 目录失败: %q", getBinlogDir(svc.instanceId))
+	}
+	latestBinlogFileOnServer := binlogFilesOnServerSorted[len(binlogFilesOnServerSorted)-1]
+	for _, fileOnServer := range binlogFilesOnServerSorted {
+		isLatest := fileOnServer.Name == latestBinlogFileOnServer.Name
+		if isLatest && !downloadLatestBinlogFile {
+			continue
+		}
+		binlogFilePath := filepath.Join(getBinlogDir(svc.instanceId), fileOnServer.Name)
+		logx.Debug("Downloading binlog file from MySQL server.", logx.String("path", binlogFilePath), logx.Bool("isLatest", isLatest))
+		if err := svc.downloadBinlogFile(ctx, fileOnServer, isLatest); err != nil {
+			logx.Error("下载 binlog 文件失败", logx.String("path", binlogFilePath), logx.String("error", err.Error()))
+			return errors.Wrapf(err, "下载 binlog 文件失败: %q", binlogFilePath)
+		}
+	}
+	return nil
+}
+
+// Parse the first binlog eventTs of a local binlog file.
+func parseLocalBinlogFirstEventTime(ctx context.Context, filePath string) (eventTime time.Time, parseErr error) {
+	args := []string{
+		// Local binlog file path.
+		filePath,
+		// Verify checksum binlog events.
+		"--verify-binlog-checksum",
+		// Tell mysqlbinlog to suppress the BINLOG statements for row events, which reduces the unneeded output.
+		"--base64-output=DECODE-ROWS",
+	}
+	cmd := exec.CommandContext(ctx, mysqlbinlogPath(), args...)
+	var stderr strings.Builder
+	cmd.Stderr = &stderr
+	pr, err := cmd.StdoutPipe()
+	if err != nil {
+		return time.Time{}, err
+	}
+
+	if err := cmd.Start(); err != nil {
+		return time.Time{}, err
+	}
+	defer func() {
+		_ = cmd.Cancel()
+		if err := cmd.Wait(); err != nil && parseErr != nil && stderr.Len() > 0 {
+			parseErr = errors.Wrap(parseErr, stderr.String())
+		}
+	}()
+
+	for s := bufio.NewScanner(pr); ; s.Scan() {
+		line := s.Text()
+		eventTimeParsed, found, err := parseBinlogEventTimeInLine(line)
+		if err != nil {
+			return time.Time{}, errors.Wrap(err, "解析 binlog 文件失败")
+		}
+		if found {
+			return eventTimeParsed, nil
+		}
+	}
+	return time.Time{}, errors.New("解析 binlog 文件失败")
+}
+
+// getBinlogDir gets the binlogDir.
+func getBinlogDir(instanceId uint64) string {
+	return filepath.Join(
+		config.Conf.Db.BackupPath,
+		fmt.Sprintf("instance-%d", instanceId),
+		"binlog")
+}
+
+func getDbInstanceBackupRoot(instanceId uint64) string {
+	return filepath.Join(
+		config.Conf.Db.BackupPath,
+		fmt.Sprintf("instance-%d", instanceId))
+}
+
+func getDbBackupDir(instanceId, backupId uint64) string {
+	return filepath.Join(
+		config.Conf.Db.BackupPath,
+		fmt.Sprintf("instance-%d", instanceId),
+		fmt.Sprintf("backup-%d", backupId))
+}
+
+var singleFlightGroup singleflight.Group
+
+// FetchBinlogs downloads binlog files from startingFileName on server to `binlogDir`.
+func (svc *DbInstanceSvcImpl) FetchBinlogs(ctx context.Context, downloadLatestBinlogFile bool) error {
+	latestDownloaded := false
+	_, err, _ := singleFlightGroup.Do(strconv.FormatUint(svc.instanceId, 10), func() (interface{}, error) {
+		latestDownloaded = downloadLatestBinlogFile
+		err := svc.fetchBinlogs(ctx, downloadLatestBinlogFile)
+		return nil, err
+	})
+
+	if downloadLatestBinlogFile && !latestDownloaded {
+		_, err, _ = singleFlightGroup.Do(strconv.FormatUint(svc.instanceId, 10), func() (interface{}, error) {
+			err := svc.fetchBinlogs(ctx, true)
+			return nil, err
+		})
+	}
+	return err
+}
+
+// fetchBinlogs downloads binlog files from startingFileName on server to `binlogDir`.
+func (svc *DbInstanceSvcImpl) fetchBinlogs(ctx context.Context, downloadLatestBinlogFile bool) error {
+	// Read binlog files list on server.
+	binlogFilesOnServerSorted, err := svc.GetSortedBinlogFilesOnServer(ctx)
+	if err != nil {
+		return err
+	}
+	if len(binlogFilesOnServerSorted) == 0 {
+		logx.Debug("No binlog file found on server to download")
+		return nil
+	}
+	latest, ok, err := svc.binlogHistoryRepo.GetLatestHistory(svc.instanceId)
+	if err != nil {
+		return err
+	}
+	binlogFileName := ""
+	latestSequence := int64(-1)
+	earliestSequence := int64(-1)
+	if ok {
+		latestSequence = latest.Sequence
+		binlogFileName = latest.FileName
+	} else {
+		earliest, err := svc.backupHistoryRepo.GetEarliestHistory(svc.instanceId)
+		if err != nil {
+			return err
+		}
+		earliestSequence = earliest.BinlogSequence
+		binlogFileName = earliest.BinlogFileName
+	}
+	indexHistory := -1
+	for i, file := range binlogFilesOnServerSorted {
+		if latestSequence == file.Sequence {
+			indexHistory = i + 1
+			break
+		}
+		if earliestSequence == file.Sequence {
+			indexHistory = i
+			break
+		}
+	}
+	if indexHistory < 0 {
+		return errors.New(fmt.Sprintf("在数据库服务器上未找到 binlog 文件 %q", binlogFileName))
+	}
+	if indexHistory > len(binlogFilesOnServerSorted)-1 {
+		indexHistory = len(binlogFilesOnServerSorted) - 1
+	}
+	binlogFilesOnServerSorted = binlogFilesOnServerSorted[indexHistory:]
+
+	if err := svc.downloadBinlogFilesOnServer(ctx, binlogFilesOnServerSorted, downloadLatestBinlogFile); err != nil {
+		return err
+	}
+	for i, fileOnServer := range binlogFilesOnServerSorted {
+		if !fileOnServer.Downloaded {
+			break
+		}
+		history := &entity.DbBinlogHistory{
+			CreateTime:     time.Now(),
+			FileName:       fileOnServer.Name,
+			FileSize:       fileOnServer.Size,
+			Sequence:       fileOnServer.Sequence,
+			FirstEventTime: fileOnServer.FirstEventTime,
+			DbInstanceId:   svc.instanceId,
+		}
+		if i == len(binlogFilesOnServerSorted)-1 {
+			if err := svc.binlogHistoryRepo.Upsert(ctx, history); err != nil {
+				return err
+			}
+		} else {
+			if err := svc.binlogHistoryRepo.Insert(ctx, history); err != nil {
+				return err
+			}
+		}
+	}
+
+	return nil
+}
+
+// Syncs the binlog specified by `meta` between the instance and local.
+// If isLast is true, it means that this is the last binlog file containing the targetTs event.
+// It may keep growing as there are ongoing writes to the database. So we just need to check that
+// the file size is larger or equal to the binlog file size we queried from the MySQL server earlier.
+func (svc *DbInstanceSvcImpl) downloadBinlogFile(ctx context.Context, binlogFileToDownload *BinlogFile, isLast bool) error {
+	tempBinlogPrefix := filepath.Join(getBinlogDir(svc.instanceId), "tmp-")
+	args := []string{
+		binlogFileToDownload.Name,
+		"--read-from-remote-server",
+		// Verify checksum binlog events.
+		"--verify-binlog-checksum",
+		"--host", svc.dbInfo.Host,
+		"--port", strconv.Itoa(svc.dbInfo.Port),
+		"--user", svc.dbInfo.Username,
+		"--raw",
+		// With --raw this is a prefix for the file names.
+		"--result-file", tempBinlogPrefix,
+	}
+
+	cmd := exec.CommandContext(ctx, mysqlbinlogPath(), args...)
+	// We cannot set password as a flag. Otherwise, there is warning message
+	// "mysqlbinlog: [Warning] Using a password on the command line interface can be insecure."
+	if svc.dbInfo.Password != "" {
+		cmd.Env = append(cmd.Env, fmt.Sprintf("MYSQL_PWD=%s", svc.dbInfo.Password))
+	}
+
+	logx.Debug("Downloading binlog files using mysqlbinlog:", cmd.String())
+	binlogFilePathTemp := tempBinlogPrefix + binlogFileToDownload.Name
+	defer func() {
+		_ = os.Remove(binlogFilePathTemp)
+	}()
+	if err := runCmd(cmd); err != nil {
+		logx.Errorf("运行 mysqlbinlog 程序失败: %v", err)
+		return errors.Wrap(err, "运行 mysqlbinlog 程序失败")
+	}
+
+	logx.Debug("Checking downloaded binlog file stat", logx.String("path", binlogFilePathTemp))
+	binlogFileTempInfo, err := os.Stat(binlogFilePathTemp)
+	if err != nil {
+		logx.Error("未找到 binlog 文件", logx.String("path", binlogFilePathTemp), logx.String("error", err.Error()))
+		return errors.Wrapf(err, "未找到 binlog 文件: %q", binlogFilePathTemp)
+	}
+	if !isLast && binlogFileTempInfo.Size() != binlogFileToDownload.Size {
+		logx.Error("Downloaded archived binlog file size is not equal to size queried on the MySQL server earlier.",
+			logx.String("binlog", binlogFileToDownload.Name),
+			logx.Int64("sizeInfo", binlogFileToDownload.Size),
+			logx.Int64("downloadedSize", binlogFileTempInfo.Size()),
+		)
+		return errors.Errorf("下载的 binlog 文件 %q 与服务上的文件大小不一致 %d != %d", binlogFilePathTemp, binlogFileTempInfo.Size(), binlogFileToDownload.Size)
+	}
+
+	binlogFilePath := svc.getBinlogFilePath(binlogFileToDownload.Name)
+	if err := os.Rename(binlogFilePathTemp, binlogFilePath); err != nil {
+		return errors.Wrapf(err, "binlog 文件更名失败: %q -> %q", binlogFilePathTemp, binlogFilePath)
+	}
+	firstEventTime, err := parseLocalBinlogFirstEventTime(ctx, binlogFilePath)
+	if err != nil {
+		return err
+	}
+	binlogFileToDownload.FirstEventTime = firstEventTime
+	binlogFileToDownload.Downloaded = true
+
+	return nil
+}
+
+// GetSortedBinlogFilesOnServer returns the information of binlog files in ascending order by their numeric extension.
+func (svc *DbInstanceSvcImpl) GetSortedBinlogFilesOnServer(_ context.Context) ([]*BinlogFile, error) {
+	conn, err := svc.dbInfo.Conn()
+	if err != nil {
+		return nil, err
+	}
+	defer conn.Close()
+	query := "SHOW BINARY LOGS"
+	columns, rows, err := conn.Query(query)
+	if err != nil {
+		return nil, errors.Wrapf(err, "SQL 语句 %q 执行失败", query)
+	}
+	findFileName := false
+	findFileSize := false
+	for _, column := range columns {
+		switch column.Name {
+		case "Log_name":
+			findFileName = true
+		case "File_size":
+			findFileSize = true
+		}
+	}
+	if !findFileName || !findFileSize {
+		return nil, errors.Errorf("SQL 语句 %q 执行结果解析失败", query)
+	}
+
+	var binlogFiles []*BinlogFile
+
+	for _, row := range rows {
+		name, nameOk := row["Log_name"].(string)
+		size, sizeOk := row["File_size"].(uint64)
+		if !nameOk || !sizeOk {
+			return nil, errors.Errorf("SQL 语句 %q 执行结果解析失败", query)
+		}
+
+		binlogFile, err := newBinlogFile(name, int64(size))
+		if err != nil {
+			return nil, errors.Wrapf(err, "SQL 语句 %q 执行结果解析失败", query)
+		}
+		binlogFiles = append(binlogFiles, binlogFile)
+	}
+
+	return sortBinlogFiles(binlogFiles), nil
+}
+
+var regexpBinlogInfo = regexp.MustCompile("CHANGE MASTER TO MASTER_LOG_FILE='([^.]+).([0-9]+)', MASTER_LOG_POS=([0-9]+);")
+
+func readBinlogInfoFromBackup(reader io.Reader) (*entity.BinlogInfo, error) {
+	matching := false
+	r := bufio.NewReader(reader)
+	const maxMatchRow = 100
+	for i := 0; i < maxMatchRow; i++ {
+		row, err := r.ReadString('\n')
+		if err == io.EOF {
+			break
+		} else if err != nil {
+			return nil, err
+		}
+		if !matching {
+			if row == "-- Position to start replication or point-in-time recovery from\n" {
+				matching = true
+			} else {
+				continue
+			}
+		}
+		res := regexpBinlogInfo.FindStringSubmatch(row)
+		if res == nil {
+			continue
+		}
+		seq, err := strconv.ParseInt(res[2], 10, 64)
+		if err != nil {
+			return nil, err
+		}
+		pos, err := strconv.ParseInt(res[3], 10, 64)
+		if err != nil {
+			return nil, err
+		}
+
+		return &entity.BinlogInfo{
+			FileName: fmt.Sprintf("%s.%s", res[1], res[2]),
+			Sequence: seq,
+			Position: pos,
+		}, nil
+	}
+	return nil, errors.New("备份文件中未找到 binlog 信息")
+}
+
+// Use command like mysqlbinlog --start-datetime=targetTs binlog.000001 to parse the first binlog event position with timestamp equal or after targetTs.
+func getBinlogEventPositionAtOrAfterTime(ctx context.Context, filePath string, targetTime time.Time) (position int64, parseErr error) {
+	args := []string{
+		// Local binlog file path.
+		filePath,
+		// Verify checksum binlog events.
+		"--verify-binlog-checksum",
+		// Tell mysqlbinlog to suppress the BINLOG statements for row events, which reduces the unneeded output.
+		"--base64-output=DECODE-ROWS",
+		// Instruct mysqlbinlog to start output only after encountering the first binlog event with timestamp equal or after targetTime.
+		"--start-datetime", formatDateTime(targetTime),
+	}
+	cmd := exec.CommandContext(ctx, mysqlbinlogPath(), args...)
+	var stderr strings.Builder
+	cmd.Stderr = &stderr
+	pr, err := cmd.StdoutPipe()
+	if err != nil {
+		return 0, err
+	}
+	if err := cmd.Start(); err != nil {
+		return 0, err
+	}
+	defer func() {
+		_ = cmd.Cancel()
+		if err := cmd.Wait(); err != nil && parseErr != nil && stderr.Len() > 0 {
+			parseErr = errors.Wrap(errors.New(stderr.String()), parseErr.Error())
+		}
+	}()
+
+	for s := bufio.NewScanner(pr); ; s.Scan() {
+		line := s.Text()
+		posParsed, found, err := parseBinlogEventPosInLine(line)
+		if err != nil {
+			return 0, errors.Wrap(err, "binlog 文件解析失败")
+		}
+		// When invoking mysqlbinlog with --start-datetime, the first valid event will always be FORMAT_DESCRIPTION_EVENT which should be skipped.
+		if found && posParsed != 4 {
+			return posParsed, nil
+		}
+	}
+	return 0, errors.Errorf("在 %v 之后没有 binlog 事件", targetTime)
+}
+
+// replayBinlog replays the binlog for `originDatabase` from `startBinlogInfo.Position` to `targetTs`, read binlog from `binlogDir`.
+func (svc *DbInstanceSvcImpl) replayBinlog(ctx context.Context, originalDatabase, targetDatabase string, restoreInfo *RestoreInfo) (replayErr error) {
+	const (
+		// Variable lower_case_table_names related.
+
+		// LetterCaseOnDiskLetterCaseCmp stores table and database names using the letter case specified in the CREATE TABLE or CREATE DATABASE statement.
+		// Name comparisons are case-sensitive.
+		LetterCaseOnDiskLetterCaseCmp = 0
+		// LowerCaseOnDiskLowerCaseCmp stores table names in lowercase on disk and name comparisons are not case-sensitive.
+		LowerCaseOnDiskLowerCaseCmp = 1
+		// LetterCaseOnDiskLowerCaseCmp stores table and database names are stored on disk using the letter case specified in the CREATE TABLE or CREATE DATABASE statement, but MySQL converts them to lowercase on lookup.
+		// Name comparisons are not case-sensitive.
+		LetterCaseOnDiskLowerCaseCmp = 2
+	)
+
+	caseVariable := "lower_case_table_names"
+	identifierCaseSensitive, err := svc.getServerVariable(ctx, caseVariable)
+	if err != nil {
+		return err
+	}
+
+	identifierCaseSensitiveValue, err := strconv.Atoi(identifierCaseSensitive)
+	if err != nil {
+		return err
+	}
+
+	var originalDBName string
+	switch identifierCaseSensitiveValue {
+	case LetterCaseOnDiskLetterCaseCmp:
+		originalDBName = originalDatabase
+	case LowerCaseOnDiskLowerCaseCmp:
+		originalDBName = strings.ToLower(originalDatabase)
+	case LetterCaseOnDiskLowerCaseCmp:
+		originalDBName = strings.ToLower(originalDatabase)
+	default:
+		return errors.Errorf("参数 %s 的值 %s 不符合预期: [%d, %d, %d] ", caseVariable, identifierCaseSensitive, 0, 1, 2)
+	}
+
+	// Extract the SQL statements from the binlog and replay them to the pitrDatabase via the mysql client by pipe.
+	mysqlbinlogArgs := []string{
+		// Verify checksum binlog events.
+		"--verify-binlog-checksum",
+		// Disable binary logging.
+		"--disable-log-bin",
+		// Create rewrite rules for databases when playing back from logs written in row-based format, so that we can apply the binlog to PITR database instead of the original database.
+		"--rewrite-db", fmt.Sprintf("%s->%s", originalDBName, targetDatabase),
+		// List entries for just this database. It's applied after the --rewrite-db option, so we should provide the rewritten database, i.e., pitrDatabase.
+		"--database", targetDatabase,
+		// Decode binary log from first event with position equal to or greater than argument.
+		"--start-position", fmt.Sprintf("%d", restoreInfo.startPosition),
+		// 	Stop decoding binary log at first event with position equal to or greater than argument.
+		"--stop-position", fmt.Sprintf("%d", restoreInfo.targetPosition),
+	}
+
+	mysqlbinlogArgs = append(mysqlbinlogArgs, restoreInfo.getBinlogFiles(getBinlogDir(svc.instanceId))...)
+
+	mysqlArgs := []string{
+		"--host", svc.dbInfo.Host,
+		"--port", strconv.Itoa(svc.dbInfo.Port),
+		"--user", svc.dbInfo.Username,
+	}
+
+	if svc.dbInfo.Password != "" {
+		// The --password parameter of mysql/mysqlbinlog does not support the "--password PASSWORD" format (split by space).
+		// If provided like that, the program will hang.
+		mysqlArgs = append(mysqlArgs, fmt.Sprintf("--password=%s", svc.dbInfo.Password))
+	}
+
+	mysqlbinlogCmd := exec.CommandContext(ctx, mysqlbinlogPath(), mysqlbinlogArgs...)
+	mysqlCmd := exec.CommandContext(ctx, mysqlPath(), mysqlArgs...)
+	logx.Debug("Start replay binlog commands.",
+		logx.String("mysqlbinlog", mysqlbinlogCmd.String()),
+		logx.String("mysql", mysqlCmd.String()))
+	defer func() {
+		if replayErr == nil {
+			logx.Debug("Replayed binlog successfully.")
+		}
+	}()
+
+	mysqlRead, err := mysqlbinlogCmd.StdoutPipe()
+	if err != nil {
+		return errors.Wrap(err, "创建 mysqlbinlog 输出管道失败")
+	}
+	defer func() {
+		_ = mysqlRead.Close()
+	}()
+
+	var mysqlbinlogErr, mysqlErr strings.Builder
+	mysqlbinlogCmd.Stderr = &mysqlbinlogErr
+	mysqlCmd.Stderr = &mysqlErr
+	mysqlCmd.Stdout = os.Stdout
+	mysqlCmd.Stdin = mysqlRead
+
+	if err := mysqlbinlogCmd.Start(); err != nil {
+		return errors.Wrap(err, "启动 mysqlbinlog 程序失败")
+	}
+	defer func() {
+		if err := mysqlbinlogCmd.Wait(); err != nil {
+			if replayErr != nil {
+				replayErr = errors.Wrap(replayErr, "运行 mysqlbinlog 程序失败")
+			} else {
+				replayErr = errors.Errorf("运行 mysqlbinlog 程序失败: %s", mysqlbinlogErr.String())
+			}
+		}
+	}()
+	if err := mysqlCmd.Start(); err != nil {
+		return errors.Wrap(err, "启动 mysql 程序失败")
+	}
+	if err := mysqlCmd.Wait(); err != nil {
+		return errors.Errorf("运行 mysql 程序失败: %s", mysqlbinlogErr.String())
+	}
+
+	return nil
+}
+
+// ReplayBinlogToDatabase replays the binlog of originDatabaseName to the targetDatabaseName.
+func (svc *DbInstanceSvcImpl) ReplayBinlogToDatabase(ctx context.Context, originDatabaseName, targetDatabaseName string, restoreInfo *RestoreInfo) error {
+	return svc.replayBinlog(ctx, originDatabaseName, targetDatabaseName, restoreInfo)
+}
+
+func (svc *DbInstanceSvcImpl) getServerVariable(_ context.Context, varName string) (string, error) {
+	conn, err := svc.dbInfo.Conn()
+	if err != nil {
+		return "", err
+	}
+	defer conn.Close()
+
+	query := fmt.Sprintf("SHOW VARIABLES LIKE '%s'", varName)
+	_, rows, err := conn.Query(query)
+	if err != nil {
+		return "", err
+	}
+	if len(rows) == 0 {
+		return "", sql.ErrNoRows
+	}
+
+	var varNameFound, value string
+	varNameFound = rows[0]["Variable_name"].(string)
+	if varName != varNameFound {
+		return "", errors.Errorf("未找到数据库参数 %s", varName)
+	}
+	value = rows[0]["Value"].(string)
+	return value, nil
+}
+
+// CheckBinlogEnabled checks whether binlog is enabled for the current instance.
+func (svc *DbInstanceSvcImpl) CheckBinlogEnabled(ctx context.Context) error {
+	value, err := svc.getServerVariable(ctx, "log_bin")
+	if err != nil {
+		return err
+	}
+	if strings.ToUpper(value) != "ON" {
+		return errors.Errorf("数据库未启用 binlog")
+	}
+	return nil
+}
+
+// CheckBinlogRowFormat checks whether the binlog format is ROW.
+func (svc *DbInstanceSvcImpl) CheckBinlogRowFormat(ctx context.Context) error {
+	value, err := svc.getServerVariable(ctx, "binlog_format")
+	if err != nil {
+		return err
+	}
+	if strings.ToUpper(value) != "ROW" {
+		return errors.Errorf("binlog 格式 %s 不是行模式", value)
+	}
+	return nil
+}
+
+func runCmd(cmd *exec.Cmd) error {
+	var stderr strings.Builder
+	cmd.Stdout = os.Stdout
+	cmd.Stderr = &stderr
+	if err := cmd.Start(); err != nil {
+		return err
+	}
+	if err := cmd.Wait(); err != nil {
+		return errors.New(stderr.String())
+	}
+	return nil
+}
+
+func (svc *DbInstanceSvcImpl) execute(database string, sql string) error {
+	args := []string{
+		"--host", svc.dbInfo.Host,
+		"--port", strconv.Itoa(svc.dbInfo.Port),
+		"--user", svc.dbInfo.Username,
+		"--password=" + svc.dbInfo.Password,
+		"--execute", sql,
+	}
+	if len(database) > 0 {
+		args = append(args, database)
+	}
+
+	cmd := exec.Command(mysqlPath(), args...)
+	logx.Debug("execute sql using mysql binary: ", cmd.String())
+	if err := runCmd(cmd); err != nil {
+		logx.Errorf("运行 mysql 程序失败: %v", err)
+		return errors.Wrap(err, "运行 mysql 程序失败")
+	}
+	return nil
+}
+
+// sortBinlogFiles will sort binlog files in ascending order by their numeric extension.
+// For mysql binlog, after the serial number reaches 999999, the next serial number will not return to 000000, but 1000000,
+// so we cannot directly use string to compare lexicographical order.
+func sortBinlogFiles(binlogFiles []*BinlogFile) []*BinlogFile {
+	var sorted []*BinlogFile
+	sorted = append(sorted, binlogFiles...)
+	sort.Slice(sorted, func(i, j int) bool {
+		return sorted[i].Sequence < sorted[j].Sequence
+	})
+	return sorted
+}
+
+func parseBinlogEventTimeInLine(line string) (eventTs time.Time, found bool, err error) {
+	// The target line starts with string like "#220421 14:49:26 server id 1"
+	if !strings.Contains(line, "server id") {
+		return time.Time{}, false, nil
+	}
+	if strings.Contains(line, "end_log_pos 0") {
+		// https://github.com/mysql/mysql-server/blob/8.0/client/mysqlbinlog.cc#L1209-L1212
+		// Fake events with end_log_pos=0 could be generated and we need to ignore them.
+		return time.Time{}, false, nil
+	}
+	fields := strings.Fields(line)
+	// fields should starts with ["#220421", "14:49:26", "server", "id", "1", "end_log_pos", "34794"]
+	if len(fields) < 7 ||
+		(len(fields[0]) != 7 || fields[2] != "server" || fields[3] != "id" || fields[5] != "end_log_pos") {
+		return time.Time{}, false, errors.Errorf("found unexpected mysqlbinlog output line %q when parsing binlog event timestamp", line)
+	}
+	datetime, err := time.ParseInLocation("060102 15:04:05", fmt.Sprintf("%s %s", fields[0][1:], fields[1]), time.Local)
+	if err != nil {
+		return time.Time{}, false, err
+	}
+	return datetime, true, nil
+}
+
+func parseBinlogEventPosInLine(line string) (pos int64, found bool, err error) {
+	// The mysqlbinlog output will contains a line starting with "# at 35065", which is the binlog event's start position.
+	if !strings.HasPrefix(line, "# at ") {
+		return 0, false, nil
+	}
+	// This is the line containing the start position of the binlog event.
+	fields := strings.Fields(line)
+	if len(fields) != 3 {
+		return 0, false, errors.Errorf("unexpected mysqlbinlog output line %q when parsing binlog event start position", line)
+	}
+	pos, err = strconv.ParseInt(fields[2], 10, 0)
+	if err != nil {
+		return 0, false, err
+	}
+	return pos, true, nil
+}
+
+// ParseBinlogName parses the numeric extension and the binary log base name by using split the dot.
+// Examples:
+//   - ("binlog.000001") => ("binlog", 1)
+//   - ("binlog000001") => ("", err)
+func ParseBinlogName(name string) (string, int64, error) {
+	s := strings.Split(name, ".")
+	if len(s) != 2 {
+		return "", 0, errors.Errorf("failed to parse binlog extension, expecting two parts in the binlog file name %q but got %d", name, len(s))
+	}
+	seq, err := strconv.ParseInt(s[1], 10, 0)
+	if err != nil {
+		return "", 0, errors.Wrapf(err, "failed to parse the sequence number %s", s[1])
+	}
+	return s[0], seq, nil
+}
+
+// formatDateTime formats the timestamp to the local time string.
+func formatDateTime(t time.Time) string {
+	t = t.Local()
+	return fmt.Sprintf("%d-%d-%d %d:%d:%d", t.Year(), t.Month(), t.Day(), t.Hour(), t.Minute(), t.Second())
+}
+
+func mysqlPath() string {
+	return config.Conf.Db.MysqlUtil.Mysql
+}
+
+func mysqldumpPath() string {
+	return config.Conf.Db.MysqlUtil.MysqlDump
+}
+
+func mysqlbinlogPath() string {
+	return config.Conf.Db.MysqlUtil.MysqlBinlog
+}
diff --git a/server/internal/db/infrastructure/service/db_instance_e2e_test.go b/server/internal/db/infrastructure/service/db_instance_e2e_test.go
new file mode 100644
index 00000000..cdf083a9
--- /dev/null
+++ b/server/internal/db/infrastructure/service/db_instance_e2e_test.go
@@ -0,0 +1,257 @@
+//go:build e2e
+
+package service
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"github.com/stretchr/testify/suite"
+	"mayfly-go/internal/db/dbm"
+	"mayfly-go/internal/db/domain/entity"
+	"mayfly-go/internal/db/domain/repository"
+	"mayfly-go/internal/db/infrastructure/persistence"
+	"mayfly-go/pkg/config"
+	"os"
+	"path/filepath"
+	"strings"
+	"testing"
+	"time"
+)
+
+const (
+	instanceIdTest          = 0
+	backupIdTest            = 0
+	dbNameBackupTest        = "test-backup-01"
+	tableNameBackupTest     = "test-backup"
+	tableNameRestorePITTest = "test-restore-pit"
+	tableNameNoBackupTest   = "test-not-backup"
+)
+
+type DbInstanceSuite struct {
+	suite.Suite
+	instance     *entity.DbInstance
+	repositories *repository.Repositories
+	instanceSvc  *DbInstanceSvcImpl
+}
+
+func (s *DbInstanceSuite) SetupSuite() {
+	if err := chdir("mayfly-go", "server"); err != nil {
+		panic(err)
+	}
+	config.Init()
+	s.instance = &entity.DbInstance{
+		Type:     dbm.DbTypeMysql,
+		Host:     "localhost",
+		Port:     3306,
+		Username: "test",
+		Password: "123456",
+	}
+	s.repositories = &repository.Repositories{
+		Instance:       persistence.GetInstanceRepo(),
+		Backup:         persistence.NewDbBackupRepo(),
+		BackupHistory:  persistence.NewDbBackupHistoryRepo(),
+		Restore:        persistence.NewDbRestoreRepo(),
+		RestoreHistory: persistence.NewDbRestoreHistoryRepo(),
+		Binlog:         persistence.NewDbBinlogRepo(),
+		BinlogHistory:  persistence.NewDbBinlogHistoryRepo(),
+	}
+	s.instanceSvc = NewDbInstanceSvc(s.instance, s.repositories)
+}
+
+func (s *DbInstanceSuite) SetupTest() {
+	sql := strings.Builder{}
+	require := s.Require()
+	sql.WriteString(fmt.Sprintf("drop database if exists `%s`;", dbNameBackupTest))
+	sql.WriteString(fmt.Sprintf("create database `%s`;", dbNameBackupTest))
+	require.NoError(s.instanceSvc.execute("", sql.String()))
+}
+
+func (s *DbInstanceSuite) TearDownTest() {
+	require := s.Require()
+	sql := fmt.Sprintf("drop database if exists `%s`", dbNameBackupTest)
+	require.NoError(s.instanceSvc.execute("", sql))
+
+	_ = os.RemoveAll(getDbInstanceBackupRoot(instanceIdTest))
+}
+
+func (s *DbInstanceSuite) TestBackup() {
+	task := &entity.DbBackupHistory{
+		DbName: dbNameBackupTest,
+		Uuid:   dbNameBackupTest,
+	}
+	task.Id = backupIdTest
+	s.testBackup(task)
+}
+
+func (s *DbInstanceSuite) testBackup(backupHistory *entity.DbBackupHistory) {
+	require := s.Require()
+	binlogInfo, err := s.instanceSvc.Backup(context.Background(), backupHistory)
+	require.NoError(err)
+
+	fileName := filepath.Join(getDbBackupDir(s.instance.Id, backupHistory.Id), dbNameBackupTest+".sql")
+	_, err = os.Stat(fileName)
+	require.NoError(err)
+
+	backupHistory.BinlogFileName = binlogInfo.FileName
+	backupHistory.BinlogSequence = binlogInfo.Sequence
+	backupHistory.BinlogPosition = binlogInfo.Position
+}
+
+func TestDbInstance(t *testing.T) {
+	suite.Run(t, &DbInstanceSuite{})
+}
+
+func (s *DbInstanceSuite) TestRestoreDatabase() {
+	backupHistory := &entity.DbBackupHistory{
+		DbName: dbNameBackupTest,
+		Uuid:   dbNameBackupTest,
+	}
+
+	s.createTable(dbNameBackupTest, tableNameBackupTest, "")
+	s.selectTable(dbNameBackupTest, tableNameBackupTest, "")
+	s.testBackup(backupHistory)
+	s.createTable(dbNameBackupTest, tableNameNoBackupTest, "")
+	s.selectTable(dbNameBackupTest, tableNameNoBackupTest, "")
+	s.testRestore(backupHistory)
+	s.selectTable(dbNameBackupTest, tableNameBackupTest, "")
+	s.selectTable(dbNameBackupTest, tableNameNoBackupTest, "运行 mysql 程序失败")
+}
+
+func (s *DbInstanceSuite) TestRestorePontInTime() {
+	backupHistory := &entity.DbBackupHistory{
+		DbName: dbNameBackupTest,
+		Uuid:   dbNameBackupTest,
+	}
+
+	s.createTable(dbNameBackupTest, tableNameBackupTest, "")
+	s.selectTable(dbNameBackupTest, tableNameBackupTest, "")
+	s.testBackup(backupHistory)
+
+	s.createTable(dbNameBackupTest, tableNameRestorePITTest, "")
+	s.selectTable(dbNameBackupTest, tableNameRestorePITTest, "")
+	time.Sleep(time.Second)
+	targetTime := time.Now()
+
+	s.dropTable(dbNameBackupTest, tableNameBackupTest, "")
+	s.selectTable(dbNameBackupTest, tableNameBackupTest, "运行 mysql 程序失败")
+	s.createTable(dbNameBackupTest, tableNameNoBackupTest, "")
+	s.selectTable(dbNameBackupTest, tableNameNoBackupTest, "")
+
+	s.testRestore(backupHistory)
+	s.selectTable(dbNameBackupTest, tableNameBackupTest, "")
+	s.selectTable(dbNameBackupTest, tableNameRestorePITTest, "运行 mysql 程序失败")
+	s.selectTable(dbNameBackupTest, tableNameNoBackupTest, "运行 mysql 程序失败")
+
+	s.testReplayBinlog(backupHistory, targetTime)
+	s.selectTable(dbNameBackupTest, tableNameBackupTest, "")
+	s.selectTable(dbNameBackupTest, tableNameRestorePITTest, "")
+	s.selectTable(dbNameBackupTest, tableNameNoBackupTest, "运行 mysql 程序失败")
+}
+
+func (s *DbInstanceSuite) testReplayBinlog(backupHistory *entity.DbBackupHistory, targetTime time.Time) {
+	require := s.Require()
+	binlogFilesOnServerSorted, err := s.instanceSvc.GetSortedBinlogFilesOnServer(context.Background())
+	require.NoError(err)
+	require.True(len(binlogFilesOnServerSorted) > 0, "binlog 文件不存在")
+	for i, bf := range binlogFilesOnServerSorted {
+		if bf.Name == backupHistory.BinlogFileName {
+			binlogFilesOnServerSorted = binlogFilesOnServerSorted[i:]
+			break
+		}
+		require.Less(i, len(binlogFilesOnServerSorted), "binlog 文件没找到")
+	}
+	err = s.instanceSvc.downloadBinlogFilesOnServer(context.Background(), binlogFilesOnServerSorted, true)
+	require.NoError(err)
+
+	binlogFileLast := binlogFilesOnServerSorted[len(binlogFilesOnServerSorted)-1]
+	position, err := getBinlogEventPositionAtOrAfterTime(context.Background(), s.instanceSvc.getBinlogFilePath(binlogFileLast.Name), targetTime)
+	require.NoError(err)
+	binlogHistories := make([]*entity.DbBinlogHistory, 0, 2)
+	binlogHistoryBackup := &entity.DbBinlogHistory{
+		FileName: backupHistory.BinlogFileName,
+		Sequence: backupHistory.BinlogSequence,
+	}
+	binlogHistories = append(binlogHistories, binlogHistoryBackup)
+	if binlogHistoryBackup.Sequence != binlogFileLast.Sequence {
+		require.Equal(binlogFilesOnServerSorted[0].Sequence, binlogHistoryBackup.Sequence)
+		binlogHistoryLast := &entity.DbBinlogHistory{
+			FileName: binlogFileLast.Name,
+			Sequence: binlogFileLast.Sequence,
+		}
+		binlogHistories = append(binlogHistories, binlogHistoryLast)
+	}
+
+	restoreInfo := &RestoreInfo{
+		backupHistory:   backupHistory,
+		binlogHistories: binlogHistories,
+		startPosition:   backupHistory.BinlogPosition,
+		targetPosition:  position,
+		targetTime:      targetTime,
+	}
+	err = s.instanceSvc.ReplayBinlogToDatabase(context.Background(), dbNameBackupTest, dbNameBackupTest, restoreInfo)
+	require.NoError(err)
+}
+
+func (s *DbInstanceSuite) testRestore(backupHistory *entity.DbBackupHistory) {
+	require := s.Require()
+	fileName := filepath.Join(getDbBackupDir(instanceIdTest, backupIdTest),
+		fmt.Sprintf("%v.sql", dbNameBackupTest))
+	err := s.instanceSvc.RestoreBackup(context.Background(), dbNameBackupTest, fileName)
+	require.NoError(err)
+}
+
+func (s *DbInstanceSuite) selectTable(database, tableName, wantErr string) {
+	require := s.Require()
+	sql := fmt.Sprintf("select * from`%s`;", tableName)
+	err := s.instanceSvc.execute(database, sql)
+	if len(wantErr) > 0 {
+		require.ErrorContains(err, wantErr)
+		return
+	}
+	require.NoError(err)
+}
+
+func (s *DbInstanceSuite) createTable(database, tableName, wantErr string) {
+	require := s.Require()
+	sql := fmt.Sprintf("create table `%s`(id int);", tableName)
+	err := s.instanceSvc.execute(database, sql)
+	if len(wantErr) > 0 {
+		require.ErrorContains(err, wantErr)
+		return
+	}
+	require.NoError(err)
+}
+
+func (s *DbInstanceSuite) dropTable(database, tableName, wantErr string) {
+	require := s.Require()
+	sql := fmt.Sprintf("drop table `%s`;", tableName)
+	err := s.instanceSvc.execute(database, sql)
+	if len(wantErr) > 0 {
+		require.ErrorContains(err, wantErr)
+		return
+	}
+	require.NoError(err)
+}
+
+func chdir(projectName string, subdir ...string) error {
+	subdir = append([]string{"/", projectName}, subdir...)
+	suffix := filepath.Join(subdir...)
+	wd, err := os.Getwd()
+	if err != nil {
+		return err
+	}
+	for {
+		if strings.HasSuffix(wd, suffix) {
+			if err := os.Chdir(wd); err != nil {
+				return err
+			}
+			return nil
+		}
+		upper := filepath.Join(wd, "..")
+		if upper == wd {
+			return errors.New(fmt.Sprintf("not found directory: %s", suffix[1:]))
+		}
+		wd = upper
+	}
+}
diff --git a/server/internal/db/infrastructure/service/db_instance_test.go b/server/internal/db/infrastructure/service/db_instance_test.go
new file mode 100644
index 00000000..bbeb45f2
--- /dev/null
+++ b/server/internal/db/infrastructure/service/db_instance_test.go
@@ -0,0 +1,25 @@
+package service
+
+import (
+	"github.com/stretchr/testify/require"
+	"mayfly-go/internal/db/domain/entity"
+	"strings"
+	"testing"
+)
+
+func Test_readBinlogInfoFromBackup(t *testing.T) {
+	text := `
+--
+-- Position to start replication or point-in-time recovery from
+--
+
+-- CHANGE MASTER TO MASTER_LOG_FILE='binlog.000003', MASTER_LOG_POS=379;
+`
+	got, err := readBinlogInfoFromBackup(strings.NewReader(text))
+	require.NoError(t, err)
+	require.Equal(t, &entity.BinlogInfo{
+		FileName: "binlog.000003",
+		Sequence: 3,
+		Position: 379,
+	}, got)
+}
diff --git a/server/internal/db/infrastructure/service/db_restore.go b/server/internal/db/infrastructure/service/db_restore.go
new file mode 100644
index 00000000..52ae06d3
--- /dev/null
+++ b/server/internal/db/infrastructure/service/db_restore.go
@@ -0,0 +1,155 @@
+package service
+
+import (
+	"context"
+	"fmt"
+	"mayfly-go/internal/db/domain/entity"
+	"mayfly-go/internal/db/domain/repository"
+	"mayfly-go/internal/db/domain/service"
+	"mayfly-go/pkg/model"
+	"time"
+)
+
+var _ service.DbRestoreSvc = (*DbRestoreSvcImpl)(nil)
+
+type DbRestoreSvcImpl struct {
+	repo         repository.DbRestore
+	instanceRepo repository.Instance
+	scheduler    *Scheduler[*entity.DbRestore]
+}
+
+func withRunRestoreTask(repositories *repository.Repositories) SchedulerOption[*entity.DbRestore] {
+	return func(scheduler *Scheduler[*entity.DbRestore]) {
+		scheduler.RunTask = func(ctx context.Context, task *entity.DbRestore) error {
+			instance := new(entity.DbInstance)
+			if err := repositories.Instance.GetById(instance, task.DbInstanceId); err != nil {
+				return err
+			}
+			instance.PwdDecrypt()
+			if err := NewDbInstanceSvc(instance, repositories).Restore(ctx, task); err != nil {
+				return err
+			}
+
+			history := &entity.DbRestoreHistory{
+				CreateTime:  time.Now(),
+				DbRestoreId: task.Id,
+			}
+			if err := repositories.RestoreHistory.Insert(ctx, history); err != nil {
+				return err
+			}
+
+			return nil
+		}
+	}
+}
+
+var (
+	restoreResult = map[entity.TaskStatus]string{
+		entity.TaskDelay:    "等待恢复数据库",
+		entity.TaskReady:    "准备恢复数据库",
+		entity.TaskReserved: "数据库恢复中",
+		entity.TaskSuccess:  "数据库恢复成功",
+		entity.TaskFailed:   "数据库恢复失败",
+	}
+)
+
+func withUpdateRestoreStatus(repositories *repository.Repositories) SchedulerOption[*entity.DbRestore] {
+	return func(scheduler *Scheduler[*entity.DbRestore]) {
+		scheduler.UpdateTaskStatus = func(ctx context.Context, status entity.TaskStatus, lastErr error, task *entity.DbRestore) error {
+			task.Finished = !task.Repeated && status == entity.TaskSuccess
+			task.LastStatus = status
+			var result = restoreResult[status]
+			if lastErr != nil {
+				result = fmt.Sprintf("%v: %v", restoreResult[status], lastErr)
+			}
+			task.LastResult = result
+			task.LastTime = time.Now()
+			return repositories.Restore.UpdateTaskStatus(ctx, task)
+		}
+	}
+}
+
+func NewDbRestoreSvc(repositories *repository.Repositories) (service.DbRestoreSvc, error) {
+	scheduler, err := NewScheduler[*entity.DbRestore](
+		withRunRestoreTask(repositories),
+		withUpdateRestoreStatus(repositories))
+	if err != nil {
+		return nil, err
+	}
+	svc := &DbRestoreSvcImpl{
+		repo:         repositories.Restore,
+		instanceRepo: repositories.Instance,
+		scheduler:    scheduler,
+	}
+	if err := svc.loadTasks(context.Background()); err != nil {
+		return nil, err
+	}
+	return svc, nil
+}
+
+func (svc *DbRestoreSvcImpl) loadTasks(ctx context.Context) error {
+	tasks := make([]*entity.DbRestore, 0, 64)
+	cond := map[string]any{
+		"Enabled":  true,
+		"Finished": false,
+	}
+	if err := svc.repo.ListByCond(cond, &tasks); err != nil {
+		return err
+	}
+	for _, task := range tasks {
+		svc.scheduler.PushTask(ctx, task)
+	}
+	return nil
+}
+
+func (svc *DbRestoreSvcImpl) AddTask(ctx context.Context, tasks ...*entity.DbRestore) error {
+	for _, task := range tasks {
+		if err := svc.repo.AddTask(ctx, task); err != nil {
+			return err
+		}
+		svc.scheduler.PushTask(ctx, task)
+	}
+	return nil
+}
+
+func (svc *DbRestoreSvcImpl) UpdateTask(ctx context.Context, task *entity.DbRestore) error {
+	if err := svc.repo.UpdateById(ctx, task); err != nil {
+		return err
+	}
+	svc.scheduler.UpdateTask(ctx, task)
+	return nil
+}
+
+func (svc *DbRestoreSvcImpl) DeleteTask(ctx context.Context, taskId uint64) error {
+	// todo: 删除数据库恢复历史文件
+	if err := svc.repo.DeleteById(ctx, taskId); err != nil {
+		return err
+	}
+	svc.scheduler.RemoveTask(taskId)
+	return nil
+}
+
+func (svc *DbRestoreSvcImpl) EnableTask(ctx context.Context, taskId uint64) error {
+	if err := svc.repo.UpdateEnabled(ctx, taskId, true); err != nil {
+		return err
+	}
+	task := new(entity.DbRestore)
+	if err := svc.repo.GetById(task, taskId); err != nil {
+		return err
+	}
+	svc.scheduler.UpdateTask(ctx, task)
+	return nil
+}
+
+func (svc *DbRestoreSvcImpl) DisableTask(ctx context.Context, taskId uint64) error {
+	if err := svc.repo.UpdateEnabled(ctx, taskId, false); err != nil {
+		return err
+	}
+	svc.scheduler.RemoveTask(taskId)
+	return nil
+}
+
+// GetPageList 分页获取数据库恢复任务
+func (svc *DbRestoreSvcImpl) GetPageList(condition *entity.DbRestoreQuery, pageParam *model.PageParam, toEntity any, orderBy ...string) (*model.PageResult[any], error) {
+	return svc.repo.GetDbRestoreList(condition, pageParam, toEntity, orderBy...)
+}
diff --git a/server/internal/db/infrastructure/service/scheduler.go b/server/internal/db/infrastructure/service/scheduler.go
new file mode 100644
index 00000000..9597a9de
--- /dev/null
+++ b/server/internal/db/infrastructure/service/scheduler.go
@@ -0,0 +1,160 @@
+package service
+
+import (
+	"context"
+	"errors"
+	"mayfly-go/internal/db/domain/entity"
+	"mayfly-go/pkg/logx"
+	"mayfly-go/pkg/queue"
+	"sync"
+	"time"
+)
+
+type Scheduler[T entity.DbTask] struct {
+	mutex            sync.Mutex
+	wg               sync.WaitGroup
+	queue            *queue.DelayQueue[T]
+	closed           bool
+	curTask          T
+	curTaskContext   context.Context
+	curTaskCancel    context.CancelFunc
+	UpdateTaskStatus func(ctx context.Context, status entity.TaskStatus, lastErr error, task T) error
+	RunTask          func(ctx context.Context, task T) error
+}
+
+type SchedulerOption[T entity.DbTask] func(*Scheduler[T])
+
+func NewScheduler[T entity.DbTask](opts ...SchedulerOption[T]) (*Scheduler[T], error) {
+	scheduler := &Scheduler[T]{
+		queue: queue.NewDelayQueue[T](0),
+	}
+	for _, opt := range opts {
+		opt(scheduler)
+	}
+	if scheduler.RunTask == nil || scheduler.UpdateTaskStatus == nil {
+		return nil, errors.New("调度器没有设置 RunTask 或 UpdateTaskStatus")
+	}
+	scheduler.wg.Add(1)
+	go scheduler.run()
+	return scheduler, nil
+}
+
+func (m *Scheduler[T]) PushTask(ctx context.Context, task T) bool {
+	if !task.Schedule() {
+		return false
+	}
+
+	m.mutex.Lock()
+	defer m.mutex.Unlock()
+
+	return m.queue.Enqueue(ctx, task)
+}
+
+func (m *Scheduler[T]) UpdateTask(ctx context.Context, task T) bool {
+	m.mutex.Lock()
+	defer m.mutex.Unlock()
+
+	if task.GetId() == m.curTask.GetId() {
+		return m.curTask.Update(task)
+	}
+	oldTask, ok := m.queue.Remove(ctx, task.GetId())
+	if ok {
+		if !oldTask.Update(task) {
+			return false
+		}
+	} else {
+		oldTask = task
+	}
+	if !oldTask.Schedule() {
+		return false
+	}
+	return m.queue.Enqueue(ctx, oldTask)
+}
+
+func (m *Scheduler[T]) updateCurTask(status entity.TaskStatus, lastErr error, task T) bool {
+	seconds := []time.Duration{time.Second * 1, time.Second * 8, time.Second * 64}
+	for _, second := range seconds {
+		if m.closed {
+			return false
+		}
+		ctx, cancel := context.WithTimeout(context.Background(), second)
+		err := m.UpdateTaskStatus(ctx, status, lastErr, task)
+		cancel()
+		if err != nil {
+			logx.Errorf("保存任务失败: %v", err)
+			time.Sleep(second)
+			continue
+		}
+		return true
+	}
+	return false
+}
+
+func (m *Scheduler[T]) run() {
+	defer m.wg.Done()
+
+	var ctx context.Context
+	var cancel context.CancelFunc
+	for !m.closed {
+		m.mutex.Lock()
+		ctx, cancel = context.WithTimeout(context.Background(), time.Millisecond)
+		task, ok := m.queue.Dequeue(ctx)
+		cancel()
+		if !ok {
+			m.mutex.Unlock()
+			time.Sleep(time.Second)
+			continue
+		}
+		m.curTask = task
+		m.updateCurTask(entity.TaskReserved, nil, task)
+		m.curTaskContext, m.curTaskCancel = context.WithCancel(context.Background())
+		m.mutex.Unlock()
+
+		err := m.RunTask(m.curTaskContext, task)
+
+		m.mutex.Lock()
+		taskStatus := entity.TaskSuccess
+		if err != nil {
+			taskStatus = entity.TaskFailed
+		}
+		m.updateCurTask(taskStatus, err, task)
+		m.cancelCurTask()
+		task.Schedule()
+		if !task.IsFinished() {
+			ctx, cancel = context.WithTimeout(context.Background(), time.Second)
+			m.queue.Enqueue(ctx, task)
+			cancel()
+		}
+		m.mutex.Unlock()
+	}
+}
+
+func (m *Scheduler[T]) Close() {
+	if m.closed {
+		return
+	}
+	m.mutex.Lock()
+	m.cancelCurTask()
+	m.closed = true
+	m.mutex.Unlock()
+
+	m.wg.Wait()
+}
+
+func (m *Scheduler[T]) RemoveTask(taskId uint64) bool {
+	m.mutex.Lock()
+	defer m.mutex.Unlock()
+
+	m.queue.Remove(context.Background(), taskId)
+	if taskId == m.curTask.GetId() {
+		m.cancelCurTask()
+	}
+	return true
+}
+
+func (m *Scheduler[T]) cancelCurTask() {
+	if m.curTaskCancel != nil {
+		m.curTaskCancel()
+		m.curTaskCancel = nil
+	}
+}
diff --git a/server/internal/db/router/db.go b/server/internal/db/router/db.go
index 85504e04..dbfabee5 100644
--- a/server/internal/db/router/db.go
+++ b/server/internal/db/router/db.go
@@ -46,6 +46,11 @@ func InitDbRouter(router *gin.RouterGroup) {
 		req.NewGet(":dbId/c-metadata", d.ColumnMA),
 
 		req.NewGet(":dbId/hint-tables", d.HintTables),
+
+		req.NewGet(":dbId/restore-task", d.GetRestoreTask),
+		req.NewPost(":dbId/restore-task", d.SaveRestoreTask).
+			Log(req.NewLogSave("db-保存数据库恢复任务")),
+		req.NewGet(":dbId/restore-histories", d.GetRestoreHistories),
 	}
 
 	req.BatchSetGroup(db, reqs[:])
diff --git a/server/internal/db/router/db_backup.go b/server/internal/db/router/db_backup.go
new file mode 100644
index 00000000..f472d15c
--- /dev/null
+++ b/server/internal/db/router/db_backup.go
@@ -0,0 +1,36 @@
+package router
+
+import (
+	"github.com/gin-gonic/gin"
+	"mayfly-go/internal/db/api"
+	"mayfly-go/internal/db/application"
+	"mayfly-go/pkg/req"
+)
+
+func InitDbBackupRouter(router *gin.RouterGroup) {
+	dbs := router.Group("/dbs")
+
+	d := &api.DbBackup{
+		DbBackupApp: application.GetDbBackupApp(),
+		DbApp:       application.GetDbApp(),
+	}
+
+	reqs := []*req.Conf{
+		// 获取数据库备份任务
+		req.NewGet(":dbId/backups", d.GetPageList),
+		// 创建数据库备份任务
+		req.NewPost(":dbId/backups", d.Create).Log(req.NewLogSave("db-创建数据库备份任务")),
+		// 保存数据库备份任务
+		req.NewPut(":dbId/backups/:backupId", d.Save).Log(req.NewLogSave("db-保存数据库备份任务")),
+		// 启用数据库备份任务
+		req.NewPut(":dbId/backups/:backupId/enable", d.Enable).Log(req.NewLogSave("db-启用数据库备份任务")),
+		// 禁用数据库备份任务
+		req.NewPut(":dbId/backups/:backupId/disable", d.Disable).Log(req.NewLogSave("db-禁用数据库备份任务")),
+		// 删除数据库备份任务
+		req.NewDelete(":dbId/backups/:backupId", d.Delete),
+		// 获取未配置定时备份的数据库名称
+		req.NewGet(":dbId/db-names-without-backup", d.GetDbNamesWithoutBackup),
+	}
+
+	req.BatchSetGroup(dbs, reqs)
+}
diff --git a/server/internal/db/router/db_backup_hisotry.go b/server/internal/db/router/db_backup_hisotry.go
new file mode 100644
index 00000000..7f6c14be
--- /dev/null
+++ b/server/internal/db/router/db_backup_hisotry.go
@@ -0,0 +1,26 @@
+package router
+
+import (
+	"github.com/gin-gonic/gin"
+	"mayfly-go/internal/db/api"
+	"mayfly-go/internal/db/application"
+	"mayfly-go/pkg/req"
+)
+
+func InitDbBackupHistoryRouter(router *gin.RouterGroup) {
+	dbs := router.Group("/dbs")
+
+	d := &api.DbBackupHistory{
+		DbBackupHistoryApp: application.GetDbBackupHistoryApp(),
+		DbApp:              application.GetDbApp(),
+	}
+
+	reqs := []*req.Conf{
+		// 获取数据库备份历史
+		req.NewGet(":dbId/backup-histories/", d.GetPageList),
+		// 删除数据库备份历史
+		req.NewDelete(":dbId/backups/:backupId/histories/:historyId", d.Delete),
+	}
+
+	req.BatchSetGroup(dbs, reqs)
+}
diff --git a/server/internal/db/router/db_restore.go b/server/internal/db/router/db_restore.go
new file mode 100644
index 00000000..0ee62b7b
--- /dev/null
+++ b/server/internal/db/router/db_restore.go
@@ -0,0 +1,36 @@
+package router
+
+import (
+	"github.com/gin-gonic/gin"
+	"mayfly-go/internal/db/api"
+	"mayfly-go/internal/db/application"
+	"mayfly-go/pkg/req"
+)
+
+func InitDbRestoreRouter(router *gin.RouterGroup) {
+	dbs := router.Group("/dbs")
+
+	d := &api.DbRestore{
+		DbRestoreApp: application.GetDbRestoreApp(),
+		DbApp:        application.GetDbApp(),
+	}
+
+	reqs := []*req.Conf{
+		// 获取数据库备份任务
+		req.NewGet(":dbId/restores", d.GetPageList),
+		// 创建数据库备份任务
+		req.NewPost(":dbId/restores", d.Create).Log(req.NewLogSave("db-创建数据库恢复任务")),
+		// 保存数据库备份任务
+		req.NewPut(":dbId/restores/:restoreId", d.Save).Log(req.NewLogSave("db-保存数据库恢复任务")),
+		// 启用数据库备份任务
+		req.NewPut(":dbId/restores/:restoreId/enable", d.Enable).Log(req.NewLogSave("db-启用数据库恢复任务")),
+		// 禁用数据库备份任务
+		req.NewPut(":dbId/restores/:restoreId/disable", d.Disable).Log(req.NewLogSave("db-禁用数据库恢复任务")),
+		// 删除数据库备份任务
+		req.NewDelete(":dbId/restores/:restoreId", d.Delete),
+		// 获取未配置定时恢复的数据库名称
+		req.NewGet(":dbId/db-names-without-restore", d.GetDbNamesWithoutRestore),
+	}
+
+	req.BatchSetGroup(dbs, reqs)
+}
diff --git a/server/internal/db/router/db_restore_hisotry.go b/server/internal/db/router/db_restore_hisotry.go
new file mode 100644
index 00000000..6ba496dd
--- /dev/null
+++ b/server/internal/db/router/db_restore_hisotry.go
@@ -0,0 +1,25 @@
+package router
+
+import (
+	"github.com/gin-gonic/gin"
+	"mayfly-go/internal/db/api"
+	"mayfly-go/internal/db/application"
+	"mayfly-go/pkg/req"
+)
+
+func InitDbRestoreHistoryRouter(router *gin.RouterGroup) {
+	dbs := router.Group("/dbs")
+
+	d := &api.DbRestoreHistory{
+		DbRestoreHistoryApp: application.GetDbRestoreHistoryApp(),
+	}
+
+	reqs := []*req.Conf{
+		// 获取数据库备份历史
+		req.NewGet(":dbId/restores/:restoreId/histories", d.GetPageList),
+		// 删除数据库备份历史
+		req.NewDelete(":dbId/restores/:restoreId/histories/:historyId", d.Delete),
+	}
+
+	req.BatchSetGroup(dbs, reqs)
+}
diff --git a/server/internal/db/router/router.go b/server/internal/db/router/router.go
index c6622b32..c7a6ebf8 100644
--- a/server/internal/db/router/router.go
+++ b/server/internal/db/router/router.go
@@ -7,4 +7,8 @@ func Init(router *gin.RouterGroup) {
 	InitDbRouter(router)
 	InitDbSqlRouter(router)
 	InitDbSqlExecRouter(router)
+	InitDbBackupRouter(router)
+	InitDbBackupHistoryRouter(router)
+	InitDbRestoreRouter(router)
+	InitDbRestoreHistoryRouter(router)
 }
diff --git a/server/internal/sys/application/resource.go b/server/internal/sys/application/resource.go
index 15e06369..1baf2662 100644
--- a/server/internal/sys/application/resource.go
+++ b/server/internal/sys/application/resource.go
@@ -143,7 +143,7 @@ func (r *resourceAppImpl) Sort(ctx context.Context, sortResource *entity.Resourc
 	}
 	condition := new(entity.Resource)
 	condition.Id = sortResource.Id
-	return gormx.Updates(condition, updateMap)
+	return gormx.Updates(condition, condition, updateMap)
 }
 
 func (r *resourceAppImpl) checkCode(code string) error {
diff --git a/server/migrations/20231115.go b/server/migrations/20231115.go
new file mode 100644
index 00000000..352cffd9
--- /dev/null
+++ b/server/migrations/20231115.go
@@ -0,0 +1,32 @@
+package migrations
+
+import (
+	"github.com/go-gormigrate/gormigrate/v2"
+	"gorm.io/gorm"
+	"mayfly-go/internal/db/domain/entity"
+)
+
+func T20231125() *gormigrate.Migration {
+	return &gormigrate.Migration{
+		ID: "20231115",
+		Migrate: func(tx *gorm.DB) error {
+			entities := [...]any{
+				new(entity.DbBackup),
+				new(entity.DbBackupHistory),
+				new(entity.DbRestore),
+				new(entity.DbRestoreHistory),
+				new(entity.DbBinlog),
+				new(entity.DbBinlogHistory),
+			}
+			for _, e := range entities {
+				if err := tx.AutoMigrate(e); err != nil {
+					return err
+				}
+			}
+			return nil
+		},
+		Rollback: func(tx *gorm.DB) error {
+			return nil
+		},
+	}
+}
diff --git a/server/migrations/init.go b/server/migrations/init.go
index 7ba2f56d..20ec8429 100644
--- a/server/migrations/init.go
+++ b/server/migrations/init.go
@@ -28,7 +28,8 @@ func RunMigrations(db *gorm.DB) error {
 
 	return run(db,
 		// T2022,
-		T20230720,
+		// T20230720,
+		T20231125,
 	)
 }
 
diff --git a/server/pkg/base/repo.go b/server/pkg/base/repo.go
index da4ae218..9bef0067 100644
--- a/server/pkg/base/repo.go
+++ b/server/pkg/base/repo.go
@@ -2,13 +2,10 @@ package base
 
 import (
 	"context"
-	"mayfly-go/pkg/biz"
+	"gorm.io/gorm"
 	"mayfly-go/pkg/contextx"
 	"mayfly-go/pkg/gormx"
 	"mayfly-go/pkg/model"
-	"mayfly-go/pkg/utils/anyx"
-
-	"gorm.io/gorm"
 )
 
 // 基础repo接口
@@ -117,31 +114,29 @@ func (br *RepoImpl[T]) UpdateByIdWithDb(ctx context.Context, db *gorm.DB, e T) e
 }
 
 func (br *RepoImpl[T]) Updates(cond any, udpateFields map[string]any) error {
-	return gormx.Updates(cond, udpateFields)
+	return gormx.Updates(br.GetModel(), cond, udpateFields)
 }
 
 func (br *RepoImpl[T]) DeleteById(ctx context.Context, id uint64) error {
 	if db := contextx.GetDb(ctx); db != nil {
 		return br.DeleteByIdWithDb(ctx, db, id)
 	}
-
 	return gormx.DeleteById(br.getModel(), id)
 }
 
 func (br *RepoImpl[T]) DeleteByIdWithDb(ctx context.Context, db *gorm.DB, id uint64) error {
-	return gormx.DeleteByCondWithDb(db, br.getModel(), id)
+	return gormx.DeleteByCondWithDb(db, br.GetModel(), id)
 }
 
 func (br *RepoImpl[T]) DeleteByCond(ctx context.Context, cond any) error {
 	if db := contextx.GetDb(ctx); db != nil {
 		return br.DeleteByCondWithDb(ctx, db, cond)
 	}
-
 	return gormx.DeleteByCond(br.getModel(), cond)
 }
 
 func (br *RepoImpl[T]) DeleteByCondWithDb(ctx context.Context, db *gorm.DB, cond any) error {
-	return gormx.DeleteByCondWithDb(db, br.getModel(), cond)
+	return gormx.DeleteByCondWithDb(db, br.GetModel(), cond)
 }
 
 func (br *RepoImpl[T]) GetById(e T, id uint64, cols ...string) error {
@@ -152,7 +147,7 @@ func (br *RepoImpl[T]) GetById(e T, id uint64, cols ...string) error {
 }
 
 func (br *RepoImpl[T]) GetByIdIn(list any, ids []uint64, orderBy ...string) error {
-	return gormx.GetByIdIn(br.getModel(), list, ids, orderBy...)
+	return gormx.GetByIdIn(br.GetModel(), list, ids, orderBy...)
 }
 
 func (br *RepoImpl[T]) GetBy(cond T, cols ...string) error {
@@ -160,23 +155,27 @@ func (br *RepoImpl[T]) GetBy(cond T, cols ...string) error {
 }
 
 func (br *RepoImpl[T]) ListByCond(cond any, listModels any, cols ...string) error {
-	return gormx.ListByCond(br.getModel(), cond, listModels, cols...)
+	return gormx.ListByCond(br.GetModel(), cond, listModels, cols...)
 }
 
 func (br *RepoImpl[T]) ListByCondOrder(cond any, list any, order ...string) error {
-	return gormx.ListByCondOrder(br.getModel(), cond, list, order...)
+	return gormx.ListByCondOrder(br.GetModel(), cond, list, order...)
 }
 
 func (br *RepoImpl[T]) CountByCond(cond any) int64 {
-	return gormx.CountByCond(br.getModel(), cond)
+	return gormx.CountByCond(br.GetModel(), cond)
 }
 
-// 获取表的模型实例
+// getModel 获取表的模型实例
 func (br *RepoImpl[T]) getModel() T {
-	biz.IsTrue(!anyx.IsBlank(br.M), "base.RepoImpl的M字段不能为空")
 	return br.M
 }
 
+// GetModel 获取表的模型实例
+func (br *RepoImpl[T]) GetModel() T {
+	return br.getModel()
+}
+
 // 从上下文获取登录账号信息，并赋值至实体
 func (br *RepoImpl[T]) setBaseInfo(ctx context.Context, e T) T {
 	if la := contextx.GetLoginAccount(ctx); la != nil {
diff --git a/server/pkg/config/config.go b/server/pkg/config/config.go
index 0db64c79..963f9fd2 100644
--- a/server/pkg/config/config.go
+++ b/server/pkg/config/config.go
@@ -55,6 +55,7 @@ type Config struct {
 	Sqlite Sqlite `yaml:"sqlite"`
 	Redis  Redis  `yaml:"redis"`
 	Log    Log    `yaml:"log"`
+	Db     Db     `yaml:"db"`
 }
 
 func (c *Config) IfBlankDefaultValue() {
@@ -72,6 +73,7 @@ func (c *Config) IfBlankDefaultValue() {
 	c.Jwt.Default()
 	c.Mysql.Default()
 	c.Sqlite.Default()
+	c.Db.Default()
 }
 
 // 配置文件内容校验
diff --git a/server/pkg/config/db.go b/server/pkg/config/db.go
new file mode 100644
index 00000000..d0eb4041
--- /dev/null
+++ b/server/pkg/config/db.go
@@ -0,0 +1,13 @@
+package config
+
+type Db struct {
+	BackupPath  string    `yaml:"backup-path"`
+	MysqlUtil   MysqlUtil `yaml:"mysqlutil-path"`
+	MariadbUtil MysqlUtil `yaml:"mariadbutil-path"`
+}
+
+type MysqlUtil struct {
+	Mysql       string `yaml:"mysql"`
+	MysqlDump   string `yaml:"mysqldump"`
+	MysqlBinlog string `yaml:"mysqlbinlog"`
+}
diff --git a/server/pkg/config/db_darwin.go b/server/pkg/config/db_darwin.go
new file mode 100644
index 00000000..e205f370
--- /dev/null
+++ b/server/pkg/config/db_darwin.go
@@ -0,0 +1,28 @@
+package config
+
+func (db *Db) Default() {
+	if len(db.BackupPath) == 0 {
+		db.BackupPath = "./backup"
+	}
+
+	if len(db.MysqlUtil.Mysql) == 0 {
+		db.MysqlUtil.Mysql = "./mysqlutil/bin/mysql"
+	}
+	if len(db.MysqlUtil.MysqlDump) == 0 {
+		db.MysqlUtil.MysqlDump = "./mysqlutil/bin/mysqldump"
+	}
+	if len(db.MysqlUtil.Mysql) == 0 {
+		db.MysqlUtil.MysqlBinlog = "./mysqlutil/bin/mysqlbinlog"
+	}
+
+	if len(db.MariadbUtil.Mysql) == 0 {
+		db.MariadbUtil.Mysql = "./mariadbutil/bin/mariadb"
+	}
+	if len(db.MariadbUtil.MysqlDump) == 0 {
+		db.MariadbUtil.MysqlDump = "./mariadbutil/bin/mariadb-dump"
+	}
+	if len(db.MariadbUtil.MysqlBinlog) == 0 {
+		db.MariadbUtil.MysqlBinlog = "./mariadbutil/bin/mariadb-binlog"
+	}
+
+}
diff --git a/server/pkg/config/db_linux.go b/server/pkg/config/db_linux.go
new file mode 100644
index 00000000..d33ec1e4
--- /dev/null
+++ b/server/pkg/config/db_linux.go
@@ -0,0 +1,27 @@
+package config
+
+func (db *Db) Default() {
+	if len(db.BackupPath) == 0 {
+		db.BackupPath = "./backup"
+	}
+
+	if len(db.MysqlUtil.Mysql) == 0 {
+		db.MysqlUtil.Mysql = "./mysqlutil/bin/mysql"
+	}
+	if len(db.MysqlUtil.MysqlDump) == 0 {
+		db.MysqlUtil.MysqlDump = "./mysqlutil/bin/mysqldump"
+	}
+	if len(db.MysqlUtil.MysqlBinlog) == 0 {
+		db.MysqlUtil.MysqlBinlog = "./mysqlutil/bin/mysqlbinlog"
+	}
+
+	if len(db.MariadbUtil.Mysql) == 0 {
+		db.MariadbUtil.Mysql = "./mariadbutil/bin/mariadb"
+	}
+	if len(db.MariadbUtil.MysqlDump) == 0 {
+		db.MariadbUtil.MysqlDump = "./mariadbutil/bin/mariadb-dump"
+	}
+	if len(db.MariadbUtil.MysqlBinlog) == 0 {
+		db.MariadbUtil.MysqlBinlog = "./mariadbutil/bin/mariadb-binlog"
+	}
+}
diff --git a/server/pkg/config/db_windows.go b/server/pkg/config/db_windows.go
new file mode 100644
index 00000000..e0714c89
--- /dev/null
+++ b/server/pkg/config/db_windows.go
@@ -0,0 +1,27 @@
+package config
+
+func (db *Db) Default() {
+	if len(db.BackupPath) == 0 {
+		db.BackupPath = "./backup"
+	}
+
+	if len(db.MysqlUtil.Mysql) == 0 {
+		db.MysqlUtil.Mysql = "./mysqlutil/bin/mysql.exe"
+	}
+	if len(db.MysqlUtil.MysqlDump) == 0 {
+		db.MysqlUtil.MysqlDump = "./mysqlutil/bin/mysqldump.exe"
+	}
+	if len(db.MysqlUtil.Mysql) == 0 {
+		db.MysqlUtil.MysqlBinlog = "./mysqlutil/bin/mysqlbinlog.exe"
+	}
+
+	if len(db.MariadbUtil.Mysql) == 0 {
+		db.MariadbUtil.Mysql = "./mariadbutil/bin/mariadb.exe"
+	}
+	if len(db.MariadbUtil.MysqlDump) == 0 {
+		db.MariadbUtil.MysqlDump = "./mariadbutil/bin/mariadb-dump.exe"
+	}
+	if len(db.MariadbUtil.MysqlBinlog) == 0 {
+		db.MariadbUtil.MysqlBinlog = "./mariadbutil/bin/mariadb-binlog.exe"
+	}
+}
diff --git a/server/pkg/gormx/gormx.go b/server/pkg/gormx/gormx.go
index 9670a496..72e4e549 100644
--- a/server/pkg/gormx/gormx.go
+++ b/server/pkg/gormx/gormx.go
@@ -155,8 +155,8 @@ func UpdateByIdWithDb(db *gorm.DB, model any) error {
 }
 
 // 根据实体条件，更新参数udpateFields指定字段
-func Updates(condition any, udpateFields map[string]any) error {
-	return global.Db.Model(condition).Updates(udpateFields).Error
+func Updates(model any, condition any, updateFields map[string]any) error {
+	return global.Db.Model(model).Where(condition).Updates(updateFields).Error
 }
 
 // 根据id删除model
@@ -210,7 +210,7 @@ func Tx(funcs ...func(db *gorm.DB) error) (err error) {
 	defer func() {
 		if r := recover(); r != nil {
 			tx.Rollback()
-			err = fmt.Errorf("%v", err)
+			err = fmt.Errorf("%v", r)
 		}
 	}()
 	for _, f := range funcs {
diff --git a/server/pkg/gormx/query.go b/server/pkg/gormx/query.go
index 1e334548..61d02371 100644
--- a/server/pkg/gormx/query.go
+++ b/server/pkg/gormx/query.go
@@ -71,11 +71,15 @@ func (q *QueryCond) Undeleted() *QueryCond {
 }
 
 func (q *QueryCond) GenGdb() *gorm.DB {
+	return q.GenGdbWithDb(global.Db)
+}
+
+func (q *QueryCond) GenGdbWithDb(db *gorm.DB) *gorm.DB {
 	var gdb *gorm.DB
 	if q.table != "" {
-		gdb = global.Db.Table(q.table)
+		gdb = db.Table(q.table)
 	} else {
-		gdb = global.Db.Model(q.dbModel)
+		gdb = db.Model(q.dbModel)
 	}
 
 	if q.selectColumns != "" {
@@ -131,6 +135,10 @@ func (q *QueryCond) NotIn(column string, val any) *QueryCond {
 	return q.Cond(consts.NotIn, column, val, true)
 }
 
+func (q *QueryCond) In0(column string, val any) *QueryCond {
+	return q.Cond(consts.In, column, val, true)
+}
+
 // // Ne 不等于 !=
 func (q *QueryCond) Ne(column string, val any) *QueryCond {
 	q.Cond(consts.Ne, column, val, true)
diff --git a/server/pkg/logx/logx.go b/server/pkg/logx/logx.go
index 1643bfda..8522f5b8 100644
--- a/server/pkg/logx/logx.go
+++ b/server/pkg/logx/logx.go
@@ -194,3 +194,21 @@ type Source struct {
 func (s Source) String() string {
 	return fmt.Sprintf("%s (%s)", s.Function, s.Fileline)
 }
+
+// An Attr is a key-value pair.
+type Attr = slog.Attr
+
+// String returns an Attr for a string value.
+func String(key, value string) Attr {
+	return slog.String(key, value)
+}
+
+// Int64 returns an Attr for an int64.
+func Int64(key string, value int64) Attr {
+	return slog.Int64(key, value)
+}
+
+// Bool returns an Attr for an bool.
+func Bool(key string, value bool) Attr {
+	return slog.Bool(key, value)
+}
diff --git a/server/pkg/queue/delay_queue.go b/server/pkg/queue/delay_queue.go
new file mode 100644
index 00000000..59278c15
--- /dev/null
+++ b/server/pkg/queue/delay_queue.go
@@ -0,0 +1,221 @@
+package queue
+
+import (
+	"context"
+	"math"
+	"sync"
+	"time"
+)
+
+const minTimerDelay = time.Millisecond
+const maxTimerDelay = time.Nanosecond * math.MaxInt64
+
+type DelayQueue[T Delayable] struct {
+	enqueuedSignal chan struct{}
+	dequeuedSignal chan struct{}
+	transferChan   chan T
+	singleDequeue  chan struct{}
+	mutex          sync.Mutex
+	priorityQueue  *PriorityQueue[T]
+	elmMap         map[uint64]T
+
+	zero T
+}
+
+type Delayable interface {
+	GetDeadline() time.Time
+	GetId() uint64
+}
+
+func NewDelayQueue[T Delayable](cap int) *DelayQueue[T] {
+	singleDequeue := make(chan struct{}, 1)
+	singleDequeue <- struct{}{}
+	return &DelayQueue[T]{
+		enqueuedSignal: make(chan struct{}),
+		dequeuedSignal: make(chan struct{}),
+		transferChan:   make(chan T),
+		singleDequeue:  singleDequeue,
+		elmMap:         make(map[uint64]T, 64),
+		priorityQueue: NewPriorityQueue[T](cap, func(src T, dst T) bool {
+			return src.GetDeadline().Before(dst.GetDeadline())
+		}),
+	}
+}
+
+func (s *DelayQueue[T]) Dequeue(ctx context.Context) (T, bool) {
+	// 出队锁：避免因重复获取队列头部同一元素降低性能
+	select {
+	case <-s.singleDequeue:
+		defer func() {
+			s.singleDequeue <- struct{}{}
+		}()
+	case <-ctx.Done():
+		return s.zero, false
+	}
+
+	for {
+		// 全局锁：避免入队和出队信号的重置与激活出现并发问题
+		s.mutex.Lock()
+		if ctx.Err() != nil {
+			s.mutex.Unlock()
+			return s.zero, false
+		}
+
+		// 接收直接转发的不需要延迟的新元素
+		select {
+		case elm := <-s.transferChan:
+			delete(s.elmMap, elm.GetId())
+			s.mutex.Unlock()
+			return elm, true
+		default:
+		}
+
+		// 延迟时间缺省值为 maxTimerDelay, 表示队列为空
+		delay := maxTimerDelay
+		if elm, ok := s.priorityQueue.Peek(0); ok {
+			now := time.Now()
+			delay = elm.GetDeadline().Sub(now)
+			if delay < minTimerDelay {
+				// 无需延迟，头部元素出队后直接返回
+				_, _ = s.dequeue()
+				delete(s.elmMap, elm.GetId())
+				s.mutex.Unlock()
+				return elm, ok
+			}
+		}
+		// 重置入队信号，避免历史信号干扰
+		select {
+		case <-s.enqueuedSignal:
+		default:
+		}
+		s.mutex.Unlock()
+
+		if delay == maxTimerDelay {
+			// 队列为空, 等待新元素
+			select {
+			case elm := <-s.transferChan:
+				return elm, true
+			case <-s.enqueuedSignal:
+				continue
+			case <-ctx.Done():
+				return s.zero, false
+			}
+		} else if delay >= minTimerDelay {
+			// 等待时间到期或新元素加入
+			timer := time.NewTimer(delay)
+			select {
+			case elm := <-s.transferChan:
+				return elm, true
+			case <-s.enqueuedSignal:
+				continue
+			case <-timer.C:
+				continue
+			case <-ctx.Done():
+				return s.zero, false
+			}
+		}
+	}
+}
+
+func (s *DelayQueue[T]) dequeue() (T, bool) {
+	elm, ok := s.priorityQueue.Dequeue()
+	if !ok {
+		return s.zero, false
+	}
+	select {
+	case s.dequeuedSignal <- struct{}{}:
+	default:
+	}
+	return elm, true
+}
+
+func (s *DelayQueue[T]) enqueue(val T) bool {
+	if ok := s.priorityQueue.Enqueue(val); !ok {
+		return false
+	}
+	select {
+	case s.enqueuedSignal <- struct{}{}:
+	default:
+	}
+	return true
+}
+
+func (s *DelayQueue[T]) Enqueue(ctx context.Context, val T) bool {
+	for {
+		// 全局锁：避免入队和出队信号的重置与激活出现并发问题
+		s.mutex.Lock()
+		if _, ok := s.elmMap[val.GetId()]; ok {
+			s.mutex.Unlock()
+			return false
+		}
+
+		if ctx.Err() != nil {
+			s.mutex.Unlock()
+			return false
+		}
+
+		// 如果队列未满，入队后直接返回
+		if !s.priorityQueue.IsFull() {
+			s.elmMap[val.GetId()] = val
+			s.enqueue(val)
+			s.mutex.Unlock()
+			return true
+		}
+		// 队列已满，重置出队信号，避免受到历史信号影响
+		select {
+		case <-s.dequeuedSignal:
+		default:
+		}
+		s.mutex.Unlock()
+
+		if delay := val.GetDeadline().Sub(time.Now()); delay >= minTimerDelay {
+			// 新元素需要延迟，等待退出信号、出队信号和到期信号
+			timer := time.NewTimer(delay)
+			select {
+			case <-s.dequeuedSignal:
+				// 收到出队信号，从头开始尝试入队
+				continue
+			case <-timer.C:
+				// 新元素不再需要延迟
+			case <-ctx.Done():
+				return false
+			}
+		} else {
+			// 新元素不需要延迟，等待转发成功信号、出队信号和退出信号
+			select {
+			case s.transferChan <- val:
+				// 新元素转发成功，直接返回（避免队列满且元素未到期导致新元素长时间无法入队）
+				return true
+			case <-s.dequeuedSignal:
+				// 收到出队信号，从头开始尝试入队
+				continue
+			case <-ctx.Done():
+				return false
+			}
+		}
+	}
+}
+
+func (s *DelayQueue[T]) Remove(_ context.Context, elmId uint64) (T, bool) {
+	s.mutex.Lock()
+	defer s.mutex.Unlock()
+
+	if _, ok := s.elmMap[elmId]; ok {
+		delete(s.elmMap, elmId)
+		return s.priorityQueue.Remove(s.index(elmId))
+	}
+	return s.zero, false
+}
+
+func (s *DelayQueue[T]) index(elmId uint64) int {
+	for i := 0; i < s.priorityQueue.Len(); i++ {
+		elm, ok := s.priorityQueue.Peek(i)
+		if !ok {
+			continue
+		}
+		if elmId == elm.GetId() {
+			return i
+		}
+	}
+	return -1
+}
diff --git a/server/pkg/queue/delay_queue_test.go b/server/pkg/queue/delay_queue_test.go
new file mode 100644
index 00000000..1e294c91
--- /dev/null
+++ b/server/pkg/queue/delay_queue_test.go
@@ -0,0 +1,421 @@
+package queue
+
+import (
+	"context"
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+	"math/rand"
+	"runtime"
+	"sync"
+	"sync/atomic"
+	"testing"
+	"time"
+)
+
+var _ Delayable = &delayElement{}
+
+type delayElement struct {
+	id       uint64
+	value    int
+	deadline time.Time
+}
+
+func (elm *delayElement) GetDeadline() time.Time {
+	return elm.deadline
+}
+
+func (elm *delayElement) GetId() uint64 {
+	return elm.id
+}
+
+type testDelayQueue = DelayQueue[*delayElement]
+
+func newTestDelayQueue(cap int) *testDelayQueue {
+	return NewDelayQueue[*delayElement](cap)
+}
+
+func mustEnqueue(val int, delay int64) func(t *testing.T, queue *testDelayQueue) {
+	return func(t *testing.T, queue *testDelayQueue) {
+		require.True(t, queue.Enqueue(context.Background(),
+			newTestElm(val, delay)))
+	}
+}
+
+func newTestElm(value int, delay int64) *delayElement {
+
+	return &delayElement{
+		id:       elmId.Add(1),
+		value:    value,
+		deadline: time.Now().Add(time.Millisecond * time.Duration(delay)),
+	}
+}
+
+var elmId atomic.Uint64
+
+func TestDelayQueue_Enqueue(t *testing.T) {
+	type testCase[R int, T Delayable] struct {
+		name    string
+		queue   *DelayQueue[T]
+		before  func(t *testing.T, queue *DelayQueue[T])
+		while   func(t *testing.T, queue *DelayQueue[T])
+		after   func(t *testing.T, queue *DelayQueue[T])
+		value   int
+		delay   int64
+		timeout int64
+		wantOk  bool
+	}
+	tests := []testCase[int, *delayElement]{
+		{
+			name:  "enqueue to empty queue",
+			queue: newTestDelayQueue(1),
+			after: func(t *testing.T, queue *testDelayQueue) {
+				val, ok := queue.priorityQueue.Dequeue()
+				require.True(t, ok)
+				require.Equal(t, 1, val.value)
+			},
+			timeout: 10,
+			value:   1,
+			wantOk:  true,
+		},
+		{
+			name:  "enqueue active element to full queue",
+			queue: newTestDelayQueue(1),
+			before: func(t *testing.T, queue *testDelayQueue) {
+				mustEnqueue(1, 60)(t, queue)
+			},
+			timeout: 40,
+			delay:   20,
+			wantOk:  false,
+		},
+		{
+			name:    "enqueue inactive element to full queue",
+			queue:   newTestDelayQueue(1),
+			before:  mustEnqueue(1, 60),
+			timeout: 20,
+			delay:   40,
+			wantOk:  false,
+		},
+		{
+			name:   "enqueue to full queue while dequeue valid element",
+			queue:  newTestDelayQueue(1),
+			before: mustEnqueue(1, 60),
+			while: func(t *testing.T, queue *testDelayQueue) {
+				_, ok := queue.Dequeue(context.Background())
+				require.True(t, ok)
+			},
+			timeout: 80,
+			wantOk:  true,
+		},
+		{
+			name:   "enqueue active element to full queue while dequeue invalid element",
+			queue:  newTestDelayQueue(1),
+			before: mustEnqueue(1, 60),
+			while: func(t *testing.T, queue *testDelayQueue) {
+				elm, ok := queue.Dequeue(context.Background())
+				require.True(t, ok)
+				require.Equal(t, 2, elm.value)
+			},
+			timeout: 40,
+			value:   2,
+			delay:   20,
+			wantOk:  true,
+		},
+		{
+			name:   "enqueue inactive element to full queue while dequeue invalid element",
+			queue:  newTestDelayQueue(1),
+			before: mustEnqueue(1, 60),
+			while: func(t *testing.T, queue *testDelayQueue) {
+				_, ok := queue.Dequeue(context.Background())
+				require.True(t, ok)
+			},
+			timeout: 20,
+			delay:   40,
+			wantOk:  false,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			ctx, cancel := context.WithTimeout(context.Background(),
+				time.Millisecond*time.Duration(tt.timeout))
+			defer cancel()
+			if tt.before != nil {
+				tt.before(t, tt.queue)
+			}
+			if tt.while != nil {
+				go tt.while(t, tt.queue)
+			}
+			ok := tt.queue.Enqueue(ctx, newTestElm(tt.value, tt.delay))
+			require.Equal(t, tt.wantOk, ok)
+		})
+	}
+}
+
+func TestDelayQueue_Dequeue(t *testing.T) {
+	type testCase[R int, T Delayable] struct {
+		name    string
+		queue   *DelayQueue[T]
+		before  func(t *testing.T, queue *DelayQueue[T])
+		while   func(t *testing.T, queue *DelayQueue[T])
+		timeout int64
+		wantVal int
+		wantOk  bool
+	}
+	tests := []testCase[int, *delayElement]{
+		{
+			name:    "dequeue from empty queue",
+			queue:   newTestDelayQueue(1),
+			timeout: 20,
+			wantOk:  false,
+		},
+		{
+			name:    "dequeue new active element from empty queue",
+			queue:   newTestDelayQueue(1),
+			while:   mustEnqueue(1, 20),
+			timeout: 4000,
+			wantVal: 1,
+			wantOk:  true,
+		},
+		{
+			name:    "dequeue new inactive element from empty queue",
+			queue:   newTestDelayQueue(1),
+			while:   mustEnqueue(1, 60),
+			timeout: 20,
+			wantOk:  false,
+		},
+		{
+			name:    "dequeue active element from full queue",
+			queue:   newTestDelayQueue(1),
+			before:  mustEnqueue(1, 60),
+			timeout: 80,
+			wantVal: 1,
+			wantOk:  true,
+		},
+		{
+			name:    "dequeue inactive element from full queue",
+			queue:   newTestDelayQueue(1),
+			before:  mustEnqueue(1, 60),
+			timeout: 20,
+			wantOk:  false,
+		},
+		{
+			name:    "dequeue new active element from full queue",
+			queue:   newTestDelayQueue(1),
+			before:  mustEnqueue(1, 60),
+			while:   mustEnqueue(2, 40),
+			timeout: 80,
+			wantVal: 2,
+			wantOk:  true,
+		},
+		{
+			name:    "dequeue new inactive element from full queue",
+			queue:   newTestDelayQueue(1),
+			before:  mustEnqueue(1, 60),
+			while:   mustEnqueue(2, 40),
+			timeout: 20,
+			wantOk:  false,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			ctx, cancel := context.WithTimeout(context.Background(),
+				time.Millisecond*time.Duration(tt.timeout))
+			defer cancel()
+			if tt.before != nil {
+				tt.before(t, tt.queue)
+			}
+			if tt.while != nil {
+				go tt.while(t, tt.queue)
+			}
+			got, ok := tt.queue.Dequeue(ctx)
+			require.Equal(t, tt.wantOk, ok)
+			if !ok {
+				return
+			}
+			require.Equal(t, tt.wantVal, got.value)
+		})
+	}
+}
+
+func TestDelayQueue(t *testing.T) {
+	const delay = 1000
+	const timeout = 1000
+	const capacity = 100
+	const count = 100
+	var wg sync.WaitGroup
+	var (
+		enqueueSeq atomic.Int32
+		dequeueSeq atomic.Int32
+		checksum   atomic.Int64
+	)
+	queue := newTestDelayQueue(capacity)
+	procs := runtime.GOMAXPROCS(0)
+	wg.Add(procs)
+	for i := 0; i < procs; i++ {
+		go func(i int) {
+			defer wg.Done()
+			for {
+				ctx, cancel := context.WithTimeout(context.Background(), time.Millisecond*timeout)
+				if i%2 == 0 {
+					if seq := int(enqueueSeq.Add(1)); seq <= count {
+						for ctx.Err() == nil {
+							if ok := queue.Enqueue(ctx, newTestElm(seq, int64(rand.Intn(delay)))); ok {
+								break
+							}
+						}
+					} else {
+						cancel()
+						return
+					}
+				} else {
+					if seq := int(dequeueSeq.Add(1)); seq > count {
+						cancel()
+						return
+					}
+					for ctx.Err() == nil {
+						if elm, ok := queue.Dequeue(ctx); ok {
+							require.Less(t, elm.GetDeadline().Sub(time.Now()), minTimerDelay)
+							checksum.Add(int64(elm.value))
+							break
+						}
+					}
+				}
+				cancel()
+			}
+		}(i)
+	}
+	wg.Wait()
+	assert.Zero(t, queue.priorityQueue.Len())
+	assert.Equal(t, int64((1+count)*count/2), checksum.Load())
+}
+
+func BenchmarkDelayQueueV3(b *testing.B) {
+	const delay = 0
+	const capacity = 100
+
+	b.Run("enqueue", func(b *testing.B) {
+		queue := newTestDelayQueue(b.N)
+		b.ReportAllocs()
+		b.ResetTimer()
+		for i := 0; i < b.N; i++ {
+			_ = queue.Enqueue(context.Background(), newTestElm(1, delay))
+		}
+	})
+
+	b.Run("parallel to enqueue", func(b *testing.B) {
+		queue := newTestDelayQueue(b.N)
+		b.ReportAllocs()
+		b.ResetTimer()
+		b.RunParallel(func(pb *testing.PB) {
+			for pb.Next() {
+				_ = queue.Enqueue(context.Background(), newTestElm(1, delay))
+			}
+		})
+	})
+
+	b.Run("dequeue", func(b *testing.B) {
+		queue := newTestDelayQueue(b.N)
+		for i := 0; i < b.N; i++ {
+			require.True(b, queue.Enqueue(context.Background(), newTestElm(1, delay)))
+		}
+		time.Sleep(time.Millisecond * delay)
+		b.ReportAllocs()
+		b.ResetTimer()
+
+		for i := 0; i < b.N; i++ {
+			_, _ = queue.Dequeue(context.Background())
+		}
+	})
+
+	b.Run("parallel to dequeue", func(b *testing.B) {
+		queue := newTestDelayQueue(b.N)
+		for i := 0; i < b.N; i++ {
+			require.True(b, queue.Enqueue(context.Background(), newTestElm(1, delay)))
+		}
+		time.Sleep(time.Millisecond * delay)
+		b.ReportAllocs()
+		b.ResetTimer()
+
+		b.RunParallel(func(pb *testing.PB) {
+			for pb.Next() {
+				_, _ = queue.Dequeue(context.Background())
+			}
+		})
+	})
+
+	b.Run("parallel to dequeue while enqueue", func(b *testing.B) {
+		queue := newTestDelayQueue(capacity)
+		go func() {
+			for i := 0; i < b.N; i++ {
+				_ = queue.Enqueue(context.Background(), newTestElm(i, delay))
+			}
+		}()
+		b.ReportAllocs()
+		b.ResetTimer()
+
+		b.RunParallel(func(pb *testing.PB) {
+			for pb.Next() {
+				_, _ = queue.Dequeue(context.Background())
+			}
+		})
+	})
+
+	b.Run("parallel to enqueue while dequeue", func(b *testing.B) {
+		queue := newTestDelayQueue(capacity)
+		go func() {
+			for i := 0; i < b.N; i++ {
+				_, _ = queue.Dequeue(context.Background())
+			}
+		}()
+		b.ReportAllocs()
+		b.ResetTimer()
+
+		b.RunParallel(func(pb *testing.PB) {
+			for pb.Next() {
+				_ = queue.Enqueue(context.Background(), newTestElm(1, delay))
+			}
+		})
+	})
+
+	b.Run("parallel to enqueue and dequeue", func(b *testing.B) {
+		var wg sync.WaitGroup
+		var (
+			enqueueSeq atomic.Int32
+			dequeueSeq atomic.Int32
+		)
+		queue := newTestDelayQueue(capacity)
+		b.ReportAllocs()
+		b.ResetTimer()
+		procs := runtime.GOMAXPROCS(0)
+		wg.Add(procs)
+		for i := 0; i < procs; i++ {
+			go func(i int) {
+				defer wg.Done()
+				for {
+					if i%2 == 0 {
+						if seq := int(enqueueSeq.Add(1)); seq <= b.N {
+							for {
+								if ok := queue.Enqueue(context.Background(), newTestElm(seq, delay)); ok {
+									break
+								}
+							}
+						} else {
+							return
+						}
+					} else {
+						if seq := int(dequeueSeq.Add(1)); seq > b.N {
+							return
+						}
+						for {
+							if _, ok := queue.Dequeue(context.Background()); ok {
+								break
+							}
+						}
+					}
+				}
+			}(i)
+		}
+		wg.Wait()
+	})
+}
diff --git a/server/pkg/queue/priority_queue.go b/server/pkg/queue/priority_queue.go
new file mode 100644
index 00000000..8651feca
--- /dev/null
+++ b/server/pkg/queue/priority_queue.go
@@ -0,0 +1,142 @@
+package queue
+
+//var (
+//	false  = errors.New("queue: 队列已满")
+//	false = errors.New("queue: 队列为空")
+//	false   = errors.New("queue: 元素未找到")
+//)
+
+// PriorityQueue 是一个基于小顶堆的优先队列
+// 当capacity <= 0时，为无界队列，切片容量会动态扩缩容
+// 当capacity > 0 时，为有界队列，初始化后就固定容量，不会扩缩容
+type PriorityQueue[T any] struct {
+	// 用于比较前一个元素是否小于后一个元素
+	less Less[T]
+	// 队列容量
+	capacity int
+	// 队列中的元素，为便于计算父子节点的index，0位置留空，根节点从1开始
+	data []T
+
+	zero T
+}
+
+func (p *PriorityQueue[T]) Len() int {
+	return len(p.data) - 1
+}
+
+// Cap 无界队列返回0，有界队列返回创建队列时设置的值
+func (p *PriorityQueue[T]) Cap() int {
+	return p.capacity
+}
+
+func (p *PriorityQueue[T]) IsBoundless() bool {
+	return p.capacity <= 0
+}
+
+func (p *PriorityQueue[T]) IsFull() bool {
+	return p.capacity > 0 && len(p.data)-1 == p.capacity
+}
+
+func (p *PriorityQueue[T]) IsEmpty() bool {
+	return len(p.data) < 2
+}
+
+func (p *PriorityQueue[T]) Peek(i int) (T, bool) {
+	if p.IsEmpty() {
+		return p.zero, false
+	}
+	if i >= p.Len() {
+		return p.zero, false
+	}
+	return p.data[i+1], true
+}
+
+func (p *PriorityQueue[T]) Enqueue(t T) bool {
+	if p.IsFull() {
+		return false
+	}
+
+	p.data = append(p.data, t)
+	node, parent := len(p.data)-1, (len(p.data)-1)/2
+	for parent > 0 && p.less(p.data[node], p.data[parent]) {
+		p.data[parent], p.data[node] = p.data[node], p.data[parent]
+		node = parent
+		parent = parent / 2
+	}
+	return true
+}
+
+func (p *PriorityQueue[T]) Dequeue() (T, bool) {
+	if p.IsEmpty() {
+		return p.zero, false
+	}
+
+	pop := p.data[1]
+	// 假定说我拿到了堆顶，就是理论上优先级最低的
+	// pop 的优先级
+	p.data[1] = p.data[len(p.data)-1]
+	p.data = p.data[:len(p.data)-1]
+	p.shrinkIfNecessary()
+	p.heapify(p.data, len(p.data)-1, 1)
+	return pop, true
+}
+
+func (p *PriorityQueue[T]) shrinkIfNecessary() {
+	if !p.IsBoundless() {
+		return
+	}
+	if cap(p.data) > 1024 && len(p.data)*3 < cap(p.data)*2 {
+		data := make([]T, len(p.data), cap(p.data)*5/6)
+		copy(data, p.data)
+		p.data = data
+	}
+}
+
+func (p *PriorityQueue[T]) heapify(data []T, n, i int) {
+	minPos := i
+	for {
+		if left := i * 2; left <= n && p.less(data[left], data[minPos]) {
+			minPos = left
+		}
+		if right := i*2 + 1; right <= n && p.less(data[right], data[minPos]) {
+			minPos = right
+		}
+		if minPos == i {
+			break
+		}
+		data[i], data[minPos] = data[minPos], data[i]
+		i = minPos
+	}
+}
+
+func (p *PriorityQueue[T]) Remove(i int) (T, bool) {
+	if p.IsEmpty() || i >= p.Len() || i < 0 {
+		return p.zero, false
+	}
+
+	i += 1
+	result := p.data[i]
+	last := len(p.data) - 1
+	p.data[i] = p.data[last]
+	p.data = p.data[:last]
+	p.shrinkIfNecessary()
+	p.heapify(p.data, len(p.data)-1, i)
+	return result, true
+}
+
+// NewPriorityQueue 创建优先队列 capacity <= 0 时，为无界队列，否则有有界队列
+func NewPriorityQueue[T any](capacity int, less Less[T]) *PriorityQueue[T] {
+	sliceCap := capacity + 1
+	if capacity < 1 {
+		capacity = 0
+		sliceCap = 64
+	}
+	return &PriorityQueue[T]{
+		capacity: capacity,
+		data:     make([]T, 1, sliceCap),
+		less:     less,
+	}
+}
+
+// Less 用于比较两个对象的大小 src < dst, 返回 true，src >= dst, 返回 false
+type Less[T any] func(src T, dst T) bool
diff --git a/server/pkg/queue/priority_queue_test.go b/server/pkg/queue/priority_queue_test.go
new file mode 100644
index 00000000..bd4935e0
--- /dev/null
+++ b/server/pkg/queue/priority_queue_test.go
@@ -0,0 +1,67 @@
+package queue
+
+import (
+	"github.com/stretchr/testify/require"
+	"testing"
+)
+
+func TestChangePriority(t *testing.T) {
+	q := NewPriorityQueue[*priorityElement](100,
+		func(src *priorityElement, dst *priorityElement) bool {
+			return src.Priority < dst.Priority
+		})
+	e1 := &priorityElement{
+		Data:     10,
+		Priority: 200,
+	}
+	_ = q.Enqueue(e1)
+	e2 := &priorityElement{
+		Data:     10,
+		Priority: 100,
+	}
+	_ = q.Enqueue(e2)
+	//e1.Priority = 10
+	val, _ := q.Dequeue()
+	println(val)
+}
+
+type priorityElement struct {
+	Data     any
+	Priority int
+}
+
+func TestPriorityQueue_Remove(t *testing.T) {
+	q := NewPriorityQueue[*priorityElement](100,
+		func(src *priorityElement, dst *priorityElement) bool {
+			return src.Priority < dst.Priority
+		})
+
+	for i := 8; i > 0; i-- {
+		q.Enqueue(&priorityElement{Priority: i})
+	}
+	requirePriorities(t, q)
+
+	q.Remove(8)
+	requirePriorities(t, q)
+	q.Remove(7)
+	requirePriorities(t, q)
+
+	q.Remove(2)
+	requirePriorities(t, q)
+
+	q.Remove(1)
+	requirePriorities(t, q)
+
+	q.Remove(0)
+	requirePriorities(t, q)
+}
+
+func requirePriorities(t *testing.T, q *PriorityQueue[*priorityElement]) {
+	ps := make([]int, 0, q.Len())
+	for _, val := range q.data[1:] {
+		ps = append(ps, val.Priority)
+	}
+	for i := q.Len(); i >= 2; i-- {
+		require.False(t, q.less(q.data[i], q.data[i/2]), ps)
+	}
+}
diff --git a/server/pkg/req/permission_handler.go b/server/pkg/req/permission_handler.go
index c0858484..c11b728e 100644
--- a/server/pkg/req/permission_handler.go
+++ b/server/pkg/req/permission_handler.go
@@ -10,6 +10,7 @@ import (
 	"mayfly-go/pkg/model"
 	"mayfly-go/pkg/rediscli"
 	"mayfly-go/pkg/utils/anyx"
+	"strings"
 	"time"
 )
 
@@ -44,6 +45,8 @@ func PermissionHandler(rc *Ctx) error {
 		return nil
 	}
 	tokenStr := rc.GinCtx.Request.Header.Get("Authorization")
+	// 删除前缀 Bearer, 以支持 Bearer Token
+	tokenStr, _ = strings.CutPrefix(tokenStr, "Bearer ")
 	// header不存在则从查询参数token中获取
 	if tokenStr == "" {
 		tokenStr = rc.GinCtx.Query("token")
diff --git a/server/pkg/starter/run.go b/server/pkg/starter/run.go
index 5f2d71f1..bd8b3903 100644
--- a/server/pkg/starter/run.go
+++ b/server/pkg/starter/run.go
@@ -1,15 +1,32 @@
 package starter
 
 import (
+	"context"
 	"mayfly-go/initialize"
 	"mayfly-go/migrations"
 	"mayfly-go/pkg/config"
 	"mayfly-go/pkg/global"
 	"mayfly-go/pkg/logx"
 	"mayfly-go/pkg/validatorx"
+	"os"
+	"os/signal"
+	"sync"
+	"syscall"
 )
 
 func RunWebServer() {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	go func() {
+		quit := make(chan os.Signal, 1)
+		signal.Notify(quit, syscall.SIGINT, syscall.SIGTERM)
+		<-quit
+		cancel()
+	}()
+
+	runnerWG := &sync.WaitGroup{}
+
 	// 初始化config.yml配置文件映射信息或使用环境变量。并初始化系统日志相关配置
 	config.Init()
 
@@ -34,5 +51,7 @@ func RunWebServer() {
 	initialize.InitOther()
 
 	// 运行web服务
-	runWebServer()
+	runWebServer(ctx)
+
+	runnerWG.Wait()
 }
diff --git a/server/pkg/starter/web-server.go b/server/pkg/starter/web-server.go
index 1e75f825..6213d58e 100644
--- a/server/pkg/starter/web-server.go
+++ b/server/pkg/starter/web-server.go
@@ -1,16 +1,18 @@
 package starter
 
 import (
+	"context"
+	"errors"
+	"github.com/gin-gonic/gin"
 	"mayfly-go/initialize"
-	"mayfly-go/pkg/biz"
 	"mayfly-go/pkg/config"
 	"mayfly-go/pkg/logx"
 	"mayfly-go/pkg/req"
-
-	"github.com/gin-gonic/gin"
+	"net/http"
+	"time"
 )
 
-func runWebServer() {
+func runWebServer(ctx context.Context) {
 	// 设置gin日志输出器
 	logOut := logx.GetConfig().GetLogOut()
 	gin.DefaultErrorWriter = logOut
@@ -23,18 +25,34 @@ func runWebServer() {
 	// 设置日志保存函数
 	req.SetSaveLogFunc(initialize.InitSaveLogFunc())
 
-	// 注册路由
-	web := initialize.InitRouter()
-
-	server := config.Conf.Server
-	port := server.GetPort()
-	logx.Infof("Listening and serving HTTP on %s", port+server.ContextPath)
-
-	var err error
-	if server.Tls != nil && server.Tls.Enable {
-		err = web.RunTLS(port, server.Tls.CertFile, server.Tls.KeyFile)
-	} else {
-		err = web.Run(port)
+	srv := http.Server{
+		Addr: config.Conf.Server.GetPort(),
+		// 注册路由
+		Handler: initialize.InitRouter(),
+	}
+
+	go func() {
+		<-ctx.Done()
+		logx.Info("Shutdown HTTP Server ...")
+		timeout, cancel := context.WithTimeout(context.Background(), 5*time.Second)
+		defer cancel()
+		err := srv.Shutdown(timeout)
+		if err != nil {
+			logx.Errorf("Failed to Shutdown HTTP Server: %v", err)
+		}
+	}()
+
+	confSrv := config.Conf.Server
+	logx.Infof("Listening and serving HTTP on %s", srv.Addr+confSrv.ContextPath)
+	var err error
+	if confSrv.Tls != nil && confSrv.Tls.Enable {
+		err = srv.ListenAndServeTLS(confSrv.Tls.CertFile, confSrv.Tls.KeyFile)
+	} else {
+		err = srv.ListenAndServe()
+	}
+	if errors.Is(err, http.ErrServerClosed) {
+		logx.Info("HTTP Server Shutdown")
+	} else if err != nil {
+		logx.Errorf("Failed to Start HTTP Server: %v", err)
 	}
-	biz.ErrIsNilAppendErr(err, "服务启动失败: %s")
 }
diff --git a/server/pkg/utils/cryptox/cryptox.go b/server/pkg/utils/cryptox/cryptox.go
index a18fa6ec..13db4091 100644
--- a/server/pkg/utils/cryptox/cryptox.go
+++ b/server/pkg/utils/cryptox/cryptox.go
@@ -68,7 +68,7 @@ func GenerateRSAKey(bits int) (string, string, error) {
 		return publicKeyStr, privateKeyStr, err
 	}
 	//创建一个pem.Block结构体对象
-	publicBlock := pem.Block{Type: "RSA Public Key", Bytes: X509PublicKey}
+	publicBlock := pem.Block{Type: "PUBLIC KEY", Bytes: X509PublicKey}
 
 	publicBuf := new(bytes.Buffer)
 	pem.Encode(publicBuf, &publicBlock)
diff --git a/server/resources/script/sql/mayfly-go.sql b/server/resources/script/sql/mayfly-go.sql
index e9aa077e..06648777 100644
--- a/server/resources/script/sql/mayfly-go.sql
+++ b/server/resources/script/sql/mayfly-go.sql
@@ -852,4 +852,147 @@ BEGIN;
 INSERT INTO `t_team_member` VALUES (7, 3, 1, 'admin', '2022-10-26 20:04:36', 1, 'admin', '2022-10-26 20:04:36', 1, 'admin', 0, NULL);
 COMMIT;
 
+-- ----------------------------
+-- Table structure for t_db_backup
+-- ----------------------------
+DROP TABLE IF EXISTS `t_db_backup`;
+CREATE TABLE `t_db_backup` (
+    `id` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
+    `name` varchar(32) NOT NULL COMMENT '备份名称',
+    `db_instance_id` bigint(20) unsigned NOT NULL COMMENT '数据库实例ID',
+    `db_name` varchar(64) NOT NULL COMMENT '数据库名称',
+    `repeated` tinyint(1) DEFAULT NULL COMMENT '是否重复执行',
+    `interval` bigint(20) DEFAULT NULL COMMENT '备份周期',
+    `start_time` datetime DEFAULT NULL COMMENT '首次备份时间',
+    `enabled` tinyint(1) DEFAULT NULL COMMENT '是否启用',
+    `finished` tinyint(1) DEFAULT NULL COMMENT '是否完成',
+    `last_status` tinyint(4) DEFAULT NULL COMMENT '上次备份状态',
+    `last_result` varchar(256) DEFAULT NULL COMMENT '上次备份结果',
+    `last_time` datetime DEFAULT NULL COMMENT '上次备份时间',
+    `create_time` datetime DEFAULT NULL,
+    `creator_id` bigint(20) unsigned DEFAULT NULL,
+    `creator` varchar(32) DEFAULT NULL,
+    `update_time` datetime DEFAULT NULL,
+    `modifier_id` bigint(20) unsigned DEFAULT NULL,
+    `modifier` varchar(32) DEFAULT NULL,
+    `is_deleted` tinyint(1) NOT NULL DEFAULT 0,
+    `delete_time` datetime DEFAULT NULL,
+    PRIMARY KEY (`id`),
+    KEY `idx_db_name` (`db_name`) USING BTREE,
+    KEY `idx_db_instance_id` (`db_instance_id`) USING BTREE
+) ENGINE=InnoDB AUTO_INCREMENT=3 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
+
+-- ----------------------------
+-- Table structure for t_db_backup_history
+-- ----------------------------
+DROP TABLE IF EXISTS `t_db_backup_history`;
+CREATE TABLE `t_db_backup_history` (
+    `id` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
+    `name` varchar(64) NOT NULL COMMENT '历史备份名称',
+    `db_backup_id` bigint(20) unsigned NOT NULL COMMENT '数据库备份ID',
+    `db_instance_id` bigint(20) unsigned NOT NULL COMMENT '数据库实例ID',
+    `db_name` varchar(64) NOT NULL COMMENT '数据库名称',
+    `uuid` varchar(36) NOT NULL COMMENT '历史备份uuid',
+    `binlog_file_name` varchar(32) DEFAULT NULL COMMENT 'BINLOG文件名',
+    `binlog_sequence` bigint(20) DEFAULT NULL COMMENT 'BINLOG序列号',
+    `binlog_position` bigint(20) DEFAULT NULL COMMENT 'BINLOG位置',
+    `create_time` datetime DEFAULT NULL COMMENT '历史备份创建时间',
+    `is_deleted` tinyint(1) NOT NULL DEFAULT 0,
+    `delete_time` datetime DEFAULT NULL,
+    PRIMARY KEY (`id`),
+    KEY `idx_db_backup_id` (`db_backup_id`) USING BTREE,
+    KEY `idx_db_instance_id` (`db_instance_id`) USING BTREE,
+    KEY `idx_db_name` (`db_name`) USING BTREE
+) ENGINE=InnoDB AUTO_INCREMENT=8 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
+
+-- ----------------------------
+-- Table structure for t_db_restore
+-- ----------------------------
+DROP TABLE IF EXISTS `t_db_restore`;
+CREATE TABLE `t_db_restore` (
+    `id` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
+    `db_instance_id` bigint(20) unsigned NOT NULL COMMENT '数据库实例ID',
+    `db_name` varchar(64) NOT NULL COMMENT '数据库名称',
+    `repeated` tinyint(1) DEFAULT NULL COMMENT '是否重复执行',
+    `interval` bigint(20) DEFAULT NULL COMMENT '恢复周期',
+    `start_time` datetime DEFAULT NULL COMMENT '首次恢复时间',
+    `enabled` tinyint(1) DEFAULT NULL COMMENT '是否启用',
+    `finished` tinyint(1) DEFAULT NULL COMMENT '是否完成',
+    `last_status` tinyint(4) DEFAULT NULL COMMENT '上次恢复状态',
+    `last_result` varchar(256) DEFAULT NULL COMMENT '上次恢复结果',
+    `last_time` datetime DEFAULT NULL COMMENT '上次恢复时间',
+    `point_in_time` datetime DEFAULT NULL COMMENT '恢复时间点',
+    `db_backup_id` bigint(20) unsigned DEFAULT NULL COMMENT '备份ID',
+    `db_backup_history_id` bigint(20) unsigned DEFAULT NULL COMMENT '历史备份ID',
+    `db_backup_history_name` varchar(64) DEFAULT NULL COMMENT '历史备份名称',
+    `create_time` datetime DEFAULT NULL,
+    `creator_id` bigint(20) unsigned DEFAULT NULL,
+    `creator` varchar(32) DEFAULT NULL,
+    `update_time` datetime DEFAULT NULL,
+    `modifier_id` bigint(20) unsigned DEFAULT NULL,
+    `modifier` varchar(32) DEFAULT NULL,
+    `is_deleted` tinyint(1) NOT NULL DEFAULT 0,
+    `delete_time` datetime DEFAULT NULL,
+    PRIMARY KEY (`id`),
+    KEY `idx_db_instane_id` (`db_instance_id`) USING BTREE,
+    KEY `idx_db_name` (`db_name`) USING BTREE
+) ENGINE=InnoDB AUTO_INCREMENT=22 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
+
+-- ----------------------------
+-- Table structure for t_db_restore_history
+-- ----------------------------
+DROP TABLE IF EXISTS `t_db_restore_history`;
+CREATE TABLE `t_db_restore_history` (
+    `id` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
+    `db_restore_id` bigint(20) unsigned NOT NULL COMMENT '恢复ID',
+    `create_time` datetime DEFAULT NULL COMMENT '历史恢复创建时间',
+    `is_deleted` tinyint(4) NOT NULL DEFAULT 0,
+    `delete_time` datetime DEFAULT NULL,
+    PRIMARY KEY (`id`),
+    KEY `idx_db_restore_id` (`db_restore_id`) USING BTREE
+) ENGINE=InnoDB AUTO_INCREMENT=19 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
+
+-- ----------------------------
+-- Table structure for t_db_binlog
+-- ----------------------------
+DROP TABLE IF EXISTS `t_db_binlog`;
+CREATE TABLE `t_db_binlog` (
+    `id` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
+    `db_instance_id` bigint(20) unsigned NOT NULL COMMENT '数据库实例ID',
+    `interval` bigint(20) DEFAULT NULL COMMENT '下载周期',
+    `start_time` datetime DEFAULT NULL COMMENT '首次下载时间',
+    `enabled` tinyint(1) DEFAULT NULL COMMENT '会否启用',
+    `last_status` bigint(20) DEFAULT NULL COMMENT '上次下载状态',
+    `last_result` varchar(256) DEFAULT NULL COMMENT '上次下载结果',
+    `last_time` datetime DEFAULT NULL COMMENT '上次下载时间',
+    `create_time` datetime DEFAULT NULL,
+    `creator_id` bigint(20) unsigned DEFAULT NULL,
+    `creator` varchar(32) DEFAULT NULL,
+    `update_time` datetime DEFAULT NULL,
+    `modifier_id` bigint(20) unsigned DEFAULT NULL,
+    `modifier` varchar(32) DEFAULT NULL,
+    `is_deleted` tinyint(1) NOT NULL DEFAULT 0,
+    `delete_time` datetime DEFAULT NULL,
+    PRIMARY KEY (`id`),
+    KEY `idx_db_instance_id` (`db_instance_id`) USING BTREE
+) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
+
+-- ----------------------------
+-- Table structure for t_db_binlog_history
+-- ----------------------------
+DROP TABLE IF EXISTS `t_db_binlog_history`;
+CREATE TABLE `t_db_binlog_history` (
+    `id` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
+    `db_instance_id` bigint(20) unsigned NOT NULL COMMENT '数据库实例ID',
+    `file_name` varchar(32) DEFAULT NULL COMMENT 'BINLOG文件名称',
+    `file_size` bigint(20) DEFAULT NULL COMMENT 'BINLOG文件大小',
+    `sequence` bigint(20) DEFAULT NULL COMMENT 'BINLOG序列号',
+    `first_event_time` datetime DEFAULT NULL COMMENT '首次事件时间',
+    `create_time` datetime DEFAULT NULL,
+    `is_deleted` tinyint(4) NOT NULL DEFAULT 0,
+    `delete_time` datetime DEFAULT NULL,
+    PRIMARY KEY (`id`),
+    KEY `idx_db_instance_id` (`db_instance_id`) USING BTREE
+) ENGINE=InnoDB AUTO_INCREMENT=17 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
+
 SET FOREIGN_KEY_CHECKS = 1;
\ No newline at end of file
diff --git a/server/resources/script/sql/v1.6.3.sql b/server/resources/script/sql/v1.6.3.sql
new file mode 100644
index 00000000..a82a4524
--- /dev/null
+++ b/server/resources/script/sql/v1.6.3.sql
@@ -0,0 +1,142 @@
+-- ----------------------------
+-- Table structure for t_db_backup
+-- ----------------------------
+DROP TABLE IF EXISTS `t_db_backup`;
+CREATE TABLE `t_db_backup` (
+    `id` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
+    `name` varchar(32) NOT NULL COMMENT '备份名称',
+    `db_instance_id` bigint(20) unsigned NOT NULL COMMENT '数据库实例ID',
+    `db_name` varchar(64) NOT NULL COMMENT '数据库名称',
+    `repeated` tinyint(1) DEFAULT NULL COMMENT '是否重复执行',
+    `interval` bigint(20) DEFAULT NULL COMMENT '备份周期',
+    `start_time` datetime DEFAULT NULL COMMENT '首次备份时间',
+    `enabled` tinyint(1) DEFAULT NULL COMMENT '是否启用',
+    `finished` tinyint(1) DEFAULT NULL COMMENT '是否完成',
+    `last_status` tinyint(4) DEFAULT NULL COMMENT '上次备份状态',
+    `last_result` varchar(256) DEFAULT NULL COMMENT '上次备份结果',
+    `last_time` datetime DEFAULT NULL COMMENT '上次备份时间',
+    `create_time` datetime DEFAULT NULL,
+    `creator_id` bigint(20) unsigned DEFAULT NULL,
+    `creator` varchar(32) DEFAULT NULL,
+    `update_time` datetime DEFAULT NULL,
+    `modifier_id` bigint(20) unsigned DEFAULT NULL,
+    `modifier` varchar(32) DEFAULT NULL,
+    `is_deleted` tinyint(1) NOT NULL DEFAULT 0,
+    `delete_time` datetime DEFAULT NULL,
+    PRIMARY KEY (`id`),
+    KEY `idx_db_name` (`db_name`) USING BTREE,
+    KEY `idx_db_instance_id` (`db_instance_id`) USING BTREE
+) ENGINE=InnoDB AUTO_INCREMENT=3 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
+
+-- ----------------------------
+-- Table structure for t_db_backup_history
+-- ----------------------------
+DROP TABLE IF EXISTS `t_db_backup_history`;
+CREATE TABLE `t_db_backup_history` (
+    `id` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
+    `name` varchar(64) NOT NULL COMMENT '历史备份名称',
+    `db_backup_id` bigint(20) unsigned NOT NULL COMMENT '数据库备份ID',
+    `db_instance_id` bigint(20) unsigned NOT NULL COMMENT '数据库实例ID',
+    `db_name` varchar(64) NOT NULL COMMENT '数据库名称',
+    `uuid` varchar(36) NOT NULL COMMENT '历史备份uuid',
+    `binlog_file_name` varchar(32) DEFAULT NULL COMMENT 'BINLOG文件名',
+    `binlog_sequence` bigint(20) DEFAULT NULL COMMENT 'BINLOG序列号',
+    `binlog_position` bigint(20) DEFAULT NULL COMMENT 'BINLOG位置',
+    `create_time` datetime DEFAULT NULL COMMENT '历史备份创建时间',
+    `is_deleted` tinyint(1) NOT NULL DEFAULT 0,
+    `delete_time` datetime DEFAULT NULL,
+    PRIMARY KEY (`id`),
+    KEY `idx_db_backup_id` (`db_backup_id`) USING BTREE,
+    KEY `idx_db_instance_id` (`db_instance_id`) USING BTREE,
+    KEY `idx_db_name` (`db_name`) USING BTREE
+) ENGINE=InnoDB AUTO_INCREMENT=8 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
+
+-- ----------------------------
+-- Table structure for t_db_restore
+-- ----------------------------
+DROP TABLE IF EXISTS `t_db_restore`;
+CREATE TABLE `t_db_restore` (
+     `id` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
+     `db_instance_id` bigint(20) unsigned NOT NULL COMMENT '数据库实例ID',
+     `db_name` varchar(64) NOT NULL COMMENT '数据库名称',
+     `repeated` tinyint(1) DEFAULT NULL COMMENT '是否重复执行',
+     `interval` bigint(20) DEFAULT NULL COMMENT '恢复周期',
+     `start_time` datetime DEFAULT NULL COMMENT '首次恢复时间',
+     `enabled` tinyint(1) DEFAULT NULL COMMENT '是否启用',
+     `finished` tinyint(1) DEFAULT NULL COMMENT '是否完成',
+     `last_status` tinyint(4) DEFAULT NULL COMMENT '上次恢复状态',
+     `last_result` varchar(256) DEFAULT NULL COMMENT '上次恢复结果',
+     `last_time` datetime DEFAULT NULL COMMENT '上次恢复时间',
+     `point_in_time` datetime DEFAULT NULL COMMENT '恢复时间点',
+     `db_backup_id` bigint(20) unsigned DEFAULT NULL COMMENT '备份ID',
+     `db_backup_history_id` bigint(20) unsigned DEFAULT NULL COMMENT '历史备份ID',
+     `db_backup_history_name` varchar(64) DEFAULT NULL COMMENT '历史备份名称',
+     `create_time` datetime DEFAULT NULL,
+     `creator_id` bigint(20) unsigned DEFAULT NULL,
+     `creator` varchar(32) DEFAULT NULL,
+     `update_time` datetime DEFAULT NULL,
+     `modifier_id` bigint(20) unsigned DEFAULT NULL,
+     `modifier` varchar(32) DEFAULT NULL,
+     `is_deleted` tinyint(1) NOT NULL DEFAULT 0,
+     `delete_time` datetime DEFAULT NULL,
+     PRIMARY KEY (`id`),
+     KEY `idx_db_instane_id` (`db_instance_id`) USING BTREE,
+     KEY `idx_db_name` (`db_name`) USING BTREE
+) ENGINE=InnoDB AUTO_INCREMENT=22 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
+
+-- ----------------------------
+-- Table structure for t_db_restore_history
+-- ----------------------------
+DROP TABLE IF EXISTS `t_db_restore_history`;
+CREATE TABLE `t_db_restore_history` (
+     `id` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
+     `db_restore_id` bigint(20) unsigned NOT NULL COMMENT '恢复ID',
+     `create_time` datetime DEFAULT NULL COMMENT '历史恢复创建时间',
+     `is_deleted` tinyint(4) NOT NULL DEFAULT 0,
+     `delete_time` datetime DEFAULT NULL,
+     PRIMARY KEY (`id`),
+     KEY `idx_db_restore_id` (`db_restore_id`) USING BTREE
+) ENGINE=InnoDB AUTO_INCREMENT=19 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
+
+-- ----------------------------
+-- Table structure for t_db_binlog
+-- ----------------------------
+DROP TABLE IF EXISTS `t_db_binlog`;
+CREATE TABLE `t_db_binlog` (
+    `id` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
+    `db_instance_id` bigint(20) unsigned NOT NULL COMMENT '数据库实例ID',
+    `interval` bigint(20) DEFAULT NULL COMMENT '下载周期',
+    `start_time` datetime DEFAULT NULL COMMENT '首次下载时间',
+    `enabled` tinyint(1) DEFAULT NULL COMMENT '会否启用',
+    `last_status` bigint(20) DEFAULT NULL COMMENT '上次下载状态',
+    `last_result` varchar(256) DEFAULT NULL COMMENT '上次下载结果',
+    `last_time` datetime DEFAULT NULL COMMENT '上次下载时间',
+    `create_time` datetime DEFAULT NULL,
+    `creator_id` bigint(20) unsigned DEFAULT NULL,
+    `creator` varchar(32) DEFAULT NULL,
+    `update_time` datetime DEFAULT NULL,
+    `modifier_id` bigint(20) unsigned DEFAULT NULL,
+    `modifier` varchar(32) DEFAULT NULL,
+    `is_deleted` tinyint(1) NOT NULL DEFAULT 0,
+    `delete_time` datetime DEFAULT NULL,
+    PRIMARY KEY (`id`),
+    KEY `idx_db_instance_id` (`db_instance_id`) USING BTREE
+) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
+
+-- ----------------------------
+-- Table structure for t_db_binlog_history
+-- ----------------------------
+DROP TABLE IF EXISTS `t_db_binlog_history`;
+CREATE TABLE `t_db_binlog_history` (
+    `id` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
+    `db_instance_id` bigint(20) unsigned NOT NULL COMMENT '数据库实例ID',
+    `file_name` varchar(32) DEFAULT NULL COMMENT 'BINLOG文件名称',
+    `file_size` bigint(20) DEFAULT NULL COMMENT 'BINLOG文件大小',
+    `sequence` bigint(20) DEFAULT NULL COMMENT 'BINLOG序列号',
+    `first_event_time` datetime DEFAULT NULL COMMENT '首次事件时间',
+    `create_time` datetime DEFAULT NULL,
+    `is_deleted` tinyint(4) NOT NULL DEFAULT 0,
+    `delete_time` datetime DEFAULT NULL,
+    PRIMARY KEY (`id`),
+    KEY `idx_db_instance_id` (`db_instance_id`) USING BTREE
+) ENGINE=InnoDB AUTO_INCREMENT=17 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;