diff --git a/mayfly_go_web/src/views/ops/db/DbList.vue b/mayfly_go_web/src/views/ops/db/DbList.vue
index 3b643737..ed7ba9fb 100644
--- a/mayfly_go_web/src/views/ops/db/DbList.vue
+++ b/mayfly_go_web/src/views/ops/db/DbList.vue
@@ -1,6 +1,18 @@
 <template>
     <div class="db-list">
-        <page-table ref="pageTableRef" :query="queryConfig" v-model:query-form="query" :show-selection="true" v-model:selection-data="state.selectionData" :data="datas" :columns="columns" :total="total" v-model:page-size="query.pageSize" v-model:page-num="query.pageNum" @pageChange="search()">
+        <page-table
+            ref="pageTableRef"
+            :query="queryConfig"
+            v-model:query-form="query"
+            :show-selection="true"
+            v-model:selection-data="state.selectionData"
+            :data="datas"
+            :columns="columns"
+            :total="total"
+            v-model:page-size="query.pageSize"
+            v-model:page-num="query.pageNum"
+            @pageChange="search()"
+        >
             <template #tagPathSelect>
                 <el-select @focus="getTags" v-model="query.tagPath" placeholder="请选择标签" filterable clearable style="width: 200px">
                     <el-option v-for="item in tags" :key="item" :label="item" :value="item"> </el-option>
@@ -8,7 +20,15 @@
             </template>
 
             <template #instanceSelect>
-                <el-select remote :remote-method="getInstances" v-model="query.instanceId" placeholder="输入并选择实例" filterable clearable style="width: 200px">
+                <el-select
+                    remote
+                    :remote-method="getInstances"
+                    v-model="query.instanceId"
+                    placeholder="输入并选择实例"
+                    filterable
+                    clearable
+                    style="width: 200px"
+                >
                     <el-option v-for="item in state.instances" :key="item.id" :label="`${item.name}`" :value="item.id">
                         {{ item.name }}
                         <el-divider direction="vertical" border-style="dashed" />
@@ -86,7 +106,15 @@
             </el-row>
 
             <el-form-item>
-                <el-transfer v-model="exportDialog.value" filterable filter-placeholder="按数据库名称筛选" :titles="['全部数据库', '导出数据库']" :data="exportDialog.data" max-height="300" size="small" />
+                <el-transfer
+                    v-model="exportDialog.value"
+                    filterable
+                    filter-placeholder="按数据库名称筛选"
+                    :titles="['全部数据库', '导出数据库']"
+                    :data="exportDialog.data"
+                    max-height="300"
+                    size="small"
+                />
             </el-form-item>
 
             <template #footer>
@@ -97,7 +125,13 @@
             </template>
         </el-dialog>
 
-        <el-dialog width="90%" :title="`${sqlExecLogDialog.title} - SQL执行记录`" :before-close="onBeforeCloseSqlExecDialog" :close-on-click-modal="false" v-model="sqlExecLogDialog.visible">
+        <el-dialog
+            width="90%"
+            :title="`${sqlExecLogDialog.title} - SQL执行记录`"
+            :before-close="onBeforeCloseSqlExecDialog"
+            :close-on-click-modal="false"
+            v-model="sqlExecLogDialog.visible"
+        >
             <db-sql-exec-log :db-id="sqlExecLogDialog.dbId" :dbs="sqlExecLogDialog.dbs" />
         </el-dialog>
 
@@ -138,7 +172,7 @@ import PageTable from '@/components/pagetable/PageTable.vue';
 import { TableColumn, TableQuery } from '@/components/pagetable';
 import { hasPerms } from '@/components/auth/auth';
 import DbSqlExecLog from './DbSqlExecLog.vue';
-import { DbType } from '@/views/ops/db/component/table/dbs/db-option';
+import { DbType } from './dialect';
 
 const DbEdit = defineAsyncComponent(() => import('./DbEdit.vue'));
 
@@ -369,7 +403,12 @@ const dumpDbs = () => {
             type += 2;
         }
     }
-    a.setAttribute('href', `${config.baseApiUrl}/dbs/${state.exportDialog.dbId}/dump?db=${state.exportDialog.value.join(',')}&type=${type}&extName=${state.exportDialog.extName}&${joinClientParams()}`);
+    a.setAttribute(
+        'href',
+        `${config.baseApiUrl}/dbs/${state.exportDialog.dbId}/dump?db=${state.exportDialog.value.join(',')}&type=${type}&extName=${
+            state.exportDialog.extName
+        }&${joinClientParams()}`
+    );
     a.click();
     state.exportDialog.visible = false;
 };
diff --git a/mayfly_go_web/src/views/ops/db/SqlExec.vue b/mayfly_go_web/src/views/ops/db/SqlExec.vue
index 3a9ba1f9..a6d16156 100644
--- a/mayfly_go_web/src/views/ops/db/SqlExec.vue
+++ b/mayfly_go_web/src/views/ops/db/SqlExec.vue
@@ -7,7 +7,7 @@
                         <span v-if="data.type.value == SqlExecNodeType.DbInst">
                             <el-popover :show-after="500" placement="right-start" title="数据库实例信息" trigger="hover" :width="250">
                                 <template #reference>
-                                    <SvgIcon :name="DbInst.getIconName(data.params.type)" :size="18" />
+                                    <SvgIcon :name="getDbDialect(data.params.type).getIcon()" :size="18" />
                                 </template>
                                 <template #default>
                                     <el-descriptions :column="1" size="small">
@@ -66,7 +66,7 @@
                             <el-descriptions-item label-align="right">
                                 <template #label>
                                     <div>
-                                        <SvgIcon :name="DbInst.getIconName(nowDbInst.type)" :size="18" />
+                                        <SvgIcon :name="getDbDialect(nowDbInst.type).getIcon()" :size="18" />
                                         实例
                                     </div>
                                 </template>
@@ -104,7 +104,7 @@
                                                 {{ dt.params.name }}
                                             </el-descriptions-item>
                                             <el-descriptions-item label="host">
-                                                <SvgIcon :name="DbInst.getIconName(dt.params.type)" :size="18" />
+                                                <SvgIcon :name="getDbDialect(dt.params.type).getIcon()" :size="18" />
                                                 {{ dt.params.host }}
                                             </el-descriptions-item>
                                             <el-descriptions-item label="库名">
@@ -159,6 +159,7 @@ import { dbApi } from './api';
 import { dispposeCompletionItemProvider } from '@/components/monaco/completionItemProvider';
 import SvgIcon from '@/components/svgIcon/index.vue';
 import { ContextmenuItem } from '@/components/contextmenu';
+import { getDbDialect } from './dialect/index';
 
 const DbSqlEditor = defineAsyncComponent(() => import('./component/sqleditor/DbSqlEditor.vue'));
 const DbTableDataOp = defineAsyncComponent(() => import('./component/table/DbTableDataOp.vue'));
diff --git a/mayfly_go_web/src/views/ops/db/component/table/DbTableOp.vue b/mayfly_go_web/src/views/ops/db/component/table/DbTableOp.vue
index b46500e6..db7f9762 100644
--- a/mayfly_go_web/src/views/ops/db/component/table/DbTableOp.vue
+++ b/mayfly_go_web/src/views/ops/db/component/table/DbTableOp.vue
@@ -23,8 +23,15 @@
                                     <el-input v-if="item.prop === 'name'" size="small" v-model="scope.row.name"> </el-input>
 
                                     <el-select v-else-if="item.prop === 'type'" filterable size="small" v-model="scope.row.type">
-                                        <el-option v-for="pgsqlType in state.columnTypeList" :key="pgsqlType.dataType" :value="pgsqlType.udtName" :label="pgsqlType.dataType">
-                                            <span v-if="pgsqlType.dataType === pgsqlType.udtName">{{ pgsqlType.dataType }}{{ pgsqlType.desc && '：' + pgsqlType.desc }}</span>
+                                        <el-option
+                                            v-for="pgsqlType in state.columnTypeList"
+                                            :key="pgsqlType.dataType"
+                                            :value="pgsqlType.udtName"
+                                            :label="pgsqlType.dataType"
+                                        >
+                                            <span v-if="pgsqlType.dataType === pgsqlType.udtName"
+                                                >{{ pgsqlType.dataType }}{{ pgsqlType.desc && '：' + pgsqlType.desc }}</span
+                                            >
                                             <span v-else>{{ pgsqlType.dataType }}，别名：{{ pgsqlType.udtName }} {{ pgsqlType.desc }}</span>
                                         </el-option>
                                     </el-select>
@@ -39,11 +46,25 @@
 
                                     <el-checkbox v-else-if="item.prop === 'pri'" size="small" v-model="scope.row.pri"> </el-checkbox>
 
-                                    <el-checkbox v-else-if="item.prop === 'auto_increment'" size="small" v-model="scope.row.auto_increment" :disabled="dbType === DbType.postgresql"> </el-checkbox>
+                                    <el-checkbox
+                                        v-else-if="item.prop === 'auto_increment'"
+                                        size="small"
+                                        v-model="scope.row.auto_increment"
+                                        :disabled="dbType === DbType.postgresql"
+                                    >
+                                    </el-checkbox>
 
                                     <el-input v-else-if="item.prop === 'remark'" size="small" v-model="scope.row.remark"> </el-input>
 
-                                    <el-link v-else-if="item.prop === 'action'" type="danger" plain size="small" :underline="false" @click.prevent="deleteRow(scope.$index)">删除</el-link>
+                                    <el-link
+                                        v-else-if="item.prop === 'action'"
+                                        type="danger"
+                                        plain
+                                        size="small"
+                                        :underline="false"
+                                        @click.prevent="deleteRow(scope.$index)"
+                                        >删除</el-link
+                                    >
                                 </template>
                             </el-table-column>
                         </el-table>
@@ -58,13 +79,24 @@
                                 <template #default="scope">
                                     <el-input v-if="item.prop === 'indexName'" size="small" disabled v-model="scope.row.indexName"></el-input>
 
-                                    <el-select v-if="item.prop === 'columnNames'" v-model="scope.row.columnNames" multiple collapse-tags collapse-tags-tooltip filterable placeholder="请选择字段" @change="indexChanges(scope.row)" style="width: 100%">
+                                    <el-select
+                                        v-if="item.prop === 'columnNames'"
+                                        v-model="scope.row.columnNames"
+                                        multiple
+                                        collapse-tags
+                                        collapse-tags-tooltip
+                                        filterable
+                                        placeholder="请选择字段"
+                                        @change="indexChanges(scope.row)"
+                                        style="width: 100%"
+                                    >
                                         <el-option v-for="cl in tableData.indexs.columns" :key="cl.name" :label="cl.name" :value="cl.name">
                                             {{ cl.name + ' - ' + (cl.remark || '') }}
                                         </el-option>
                                     </el-select>
 
-                                    <el-checkbox v-if="item.prop === 'unique'" size="small" v-model="scope.row.unique" @change="indexChanges(scope.row)"> </el-checkbox>
+                                    <el-checkbox v-if="item.prop === 'unique'" size="small" v-model="scope.row.unique" @change="indexChanges(scope.row)">
+                                    </el-checkbox>
 
                                     <el-select v-if="item.prop === 'indexType'" filterable size="small" v-model="scope.row.indexType">
                                         <el-option v-for="typeValue in indexTypeList" :key="typeValue" :value="typeValue">{{ typeValue }}</el-option>
@@ -72,7 +104,15 @@
 
                                     <el-input v-if="item.prop === 'indexComment'" size="small" v-model="scope.row.indexComment"> </el-input>
 
-                                    <el-link v-if="item.prop === 'action'" type="danger" plain size="small" :underline="false" @click.prevent="deleteIndex(scope.$index)">删除</el-link>
+                                    <el-link
+                                        v-if="item.prop === 'action'"
+                                        type="danger"
+                                        plain
+                                        size="small"
+                                        :underline="false"
+                                        @click.prevent="deleteIndex(scope.$index)"
+                                        >删除</el-link
+                                    >
                                 </template>
                             </el-table-column>
                         </el-table>
@@ -92,10 +132,9 @@
 
 <script lang="ts" setup>
 import { reactive, ref, toRefs, watch } from 'vue';
-import { getDbOption } from './service';
 import { ElMessage } from 'element-plus';
 import SqlExecBox from '../sqleditor/SqlExecBox';
-import { DbType } from '@/views/ops/db/component/table/dbs/db-option';
+import { getDbDialect, DbType } from '../../dialect/index';
 
 const props = defineProps({
     visible: {
@@ -121,14 +160,14 @@ const props = defineProps({
 //定义事件
 const emit = defineEmits(['update:visible', 'cancel', 'val-change', 'submit-sql']);
 
-const dbOption = getDbOption(props.dbType);
+const dbDialect = getDbDialect(props.dbType);
 
 const formRef: any = ref();
 const state = reactive({
     dialogVisible: false,
     btnloading: false,
     activeName: '1',
-    columnTypeList: dbOption.getTypeList(),
+    columnTypeList: dbDialect.getColumnTypes(),
     indexTypeList: ['BTREE'], // mysql索引类型详解 http://c.biancheng.net/view/7897.html
     tableData: {
         fields: {
@@ -225,7 +264,7 @@ const state = reactive({
         },
         tableName: '',
         tableComment: '',
-        height: 550,
+        height: 450,
     },
 });
 
@@ -269,21 +308,101 @@ const addDefaultRows = () => {
         state.tableData.fields.res.push(
             { name: 'id', type: 'bigint', length: '20', numScale: '', value: '', notNull: true, pri: true, auto_increment: true, remark: '主键ID' },
             { name: 'creator_id', type: 'bigint', length: '20', numScale: '', value: '', notNull: true, pri: false, auto_increment: false, remark: '创建人id' },
-            { name: 'creator', type: 'varchar', length: '100', numScale: '', value: '', notNull: true, pri: false, auto_increment: false, remark: '创建人姓名' },
-            { name: 'create_time', type: 'datetime', length: '', numScale: '', value: 'CURRENT_TIMESTAMP', notNull: true, pri: false, auto_increment: false, remark: '创建时间' },
+            {
+                name: 'creator',
+                type: 'varchar',
+                length: '100',
+                numScale: '',
+                value: '',
+                notNull: true,
+                pri: false,
+                auto_increment: false,
+                remark: '创建人姓名',
+            },
+            {
+                name: 'create_time',
+                type: 'datetime',
+                length: '',
+                numScale: '',
+                value: 'CURRENT_TIMESTAMP',
+                notNull: true,
+                pri: false,
+                auto_increment: false,
+                remark: '创建时间',
+            },
             { name: 'updator_id', type: 'bigint', length: '20', numScale: '', value: '', notNull: true, pri: false, auto_increment: false, remark: '修改人id' },
-            { name: 'updator', type: 'varchar', length: '100', numScale: '', value: '', notNull: true, pri: false, auto_increment: false, remark: '修改人姓名' },
-            { name: 'update_time', type: 'datetime', length: '', numScale: '', value: 'CURRENT_TIMESTAMP', notNull: true, pri: false, auto_increment: false, remark: '修改时间' }
+            {
+                name: 'updator',
+                type: 'varchar',
+                length: '100',
+                numScale: '',
+                value: '',
+                notNull: true,
+                pri: false,
+                auto_increment: false,
+                remark: '修改人姓名',
+            },
+            {
+                name: 'update_time',
+                type: 'datetime',
+                length: '',
+                numScale: '',
+                value: 'CURRENT_TIMESTAMP',
+                notNull: true,
+                pri: false,
+                auto_increment: false,
+                remark: '修改时间',
+            }
         );
     } else if (props.dbType === DbType.postgresql) {
         state.tableData.fields.res.push(
             { name: 'id', type: 'bigserial', length: '', numScale: '', value: '', notNull: true, pri: true, auto_increment: true, remark: '主键ID' },
             { name: 'creator_id', type: 'int8', length: '', numScale: '', value: '', notNull: true, pri: false, auto_increment: false, remark: '创建人id' },
-            { name: 'creator', type: 'varchar', length: '100', numScale: '', value: '', notNull: true, pri: false, auto_increment: false, remark: '创建人姓名' },
-            { name: 'create_time', type: 'timestamp', length: '', numScale: '', value: 'CURRENT_TIMESTAMP', notNull: true, pri: false, auto_increment: false, remark: '创建时间' },
+            {
+                name: 'creator',
+                type: 'varchar',
+                length: '100',
+                numScale: '',
+                value: '',
+                notNull: true,
+                pri: false,
+                auto_increment: false,
+                remark: '创建人姓名',
+            },
+            {
+                name: 'create_time',
+                type: 'timestamp',
+                length: '',
+                numScale: '',
+                value: 'CURRENT_TIMESTAMP',
+                notNull: true,
+                pri: false,
+                auto_increment: false,
+                remark: '创建时间',
+            },
             { name: 'updator_id', type: 'int8', length: '', numScale: '', value: '', notNull: true, pri: false, auto_increment: false, remark: '修改人id' },
-            { name: 'updator', type: 'varchar', length: '100', numScale: '', value: '', notNull: true, pri: false, auto_increment: false, remark: '修改人姓名' },
-            { name: 'update_time', type: 'timestamp', length: '', numScale: '', value: 'CURRENT_TIMESTAMP', notNull: true, pri: false, auto_increment: false, remark: '修改时间' }
+            {
+                name: 'updator',
+                type: 'varchar',
+                length: '100',
+                numScale: '',
+                value: '',
+                notNull: true,
+                pri: false,
+                auto_increment: false,
+                remark: '修改人姓名',
+            },
+            {
+                name: 'update_time',
+                type: 'timestamp',
+                length: '',
+                numScale: '',
+                value: 'CURRENT_TIMESTAMP',
+                notNull: true,
+                pri: false,
+                auto_increment: false,
+                remark: '修改时间',
+            }
         );
     }
 };
@@ -377,20 +496,20 @@ const genSql = () => {
     // 创建表
     if (!props.data?.edit) {
         if (state.activeName === '1') {
-            return dbOption.getCreateTableSql(data);
+            return dbDialect.getCreateTableSql(data);
         } else if (state.activeName === '2' && data.indexs.res.length > 0) {
-            return dbOption.getCreateIndexSql(data);
+            return dbDialect.getCreateIndexSql(data);
         }
     } else {
         // 修改
         if (state.activeName === '1') {
             // 修改列
             let changeData = filterChangedData(oldData.fields, state.tableData.fields.res, 'name');
-            return dbOption.getModifyColumnSql(data.tableName, changeData);
+            return dbDialect.getModifyColumnSql(data.tableName, changeData);
         } else if (state.activeName === '2') {
             // 修改索引
             let changeData = filterChangedData(oldData.indexs, state.tableData.indexs.res, 'indexName');
-            return dbOption.getModifyIndexSql(data.tableName, changeData);
+            return dbDialect.getModifyIndexSql(data.tableName, changeData);
         }
     }
 };
diff --git a/mayfly_go_web/src/views/ops/db/component/table/DbTablesOp.vue b/mayfly_go_web/src/views/ops/db/component/table/DbTablesOp.vue
index 6c14f304..4cebdc7b 100644
--- a/mayfly_go_web/src/views/ops/db/component/table/DbTablesOp.vue
+++ b/mayfly_go_web/src/views/ops/db/component/table/DbTablesOp.vue
@@ -41,23 +41,36 @@
                     <el-input v-model="tableCommentSearch" size="small" placeholder="备注: 输入可过滤" clearable />
                 </template>
             </el-table-column>
-            <el-table-column prop="tableRows" label="Rows" min-width="70" sortable :sort-method="(a: any, b: any) => parseInt(a.tableRows) - parseInt(b.tableRows)"></el-table-column>
+            <el-table-column
+                prop="tableRows"
+                label="Rows"
+                min-width="70"
+                sortable
+                :sort-method="(a: any, b: any) => parseInt(a.tableRows) - parseInt(b.tableRows)"
+            ></el-table-column>
             <el-table-column property="dataLength" label="数据大小" sortable :sort-method="(a: any, b: any) => parseInt(a.dataLength) - parseInt(b.dataLength)">
                 <template #default="scope">
                     {{ formatByteSize(scope.row.dataLength) }}
                 </template>
             </el-table-column>
-            <el-table-column property="indexLength" label="索引大小" sortable :sort-method="(a: any, b: any) => parseInt(a.indexLength) - parseInt(b.indexLength)">
+            <el-table-column
+                property="indexLength"
+                label="索引大小"
+                sortable
+                :sort-method="(a: any, b: any) => parseInt(a.indexLength) - parseInt(b.indexLength)"
+            >
                 <template #default="scope">
                     {{ formatByteSize(scope.row.indexLength) }}
                 </template>
             </el-table-column>
-            <el-table-column v-if="dbType===DbType.mysql" property="createTime" label="创建时间" min-width="150"> </el-table-column>
+            <el-table-column v-if="dbType === DbType.mysql" property="createTime" label="创建时间" min-width="150"> </el-table-column>
             <el-table-column label="更多信息" min-width="160">
                 <template #default="scope">
                     <el-link @click.prevent="showColumns(scope.row)" type="primary">字段</el-link>
                     <el-link class="ml5" @click.prevent="showTableIndex(scope.row)" type="success">索引</el-link>
-                    <el-link class="ml5" v-if="tableCreateDialog.enableEditTypes.indexOf(dbType) > -1" @click.prevent="openEditTable(scope.row)" type="warning">编辑表</el-link>
+                    <el-link class="ml5" v-if="tableCreateDialog.enableEditTypes.indexOf(dbType) > -1" @click.prevent="openEditTable(scope.row)" type="warning"
+                        >编辑表</el-link
+                    >
                     <el-link class="ml5" @click.prevent="showCreateDdl(scope.row)" type="info">DDL</el-link>
                 </template>
             </el-table-column>
@@ -91,7 +104,17 @@
             <el-input disabled type="textarea" :autosize="{ minRows: 15, maxRows: 30 }" v-model="ddlDialog.ddl" size="small"> </el-input>
         </el-dialog>
 
-        <db-table-op :title="tableCreateDialog.title" :active-name="tableCreateDialog.activeName" :dbId="dbId" :db="db" :dbType="dbType" :data="tableCreateDialog.data" v-model:visible="tableCreateDialog.visible" @submit-sql="onSubmitSql"> </db-table-op>
+        <db-table-op
+            :title="tableCreateDialog.title"
+            :active-name="tableCreateDialog.activeName"
+            :dbId="dbId"
+            :db="db"
+            :dbType="dbType"
+            :data="tableCreateDialog.data"
+            v-model:visible="tableCreateDialog.visible"
+            @submit-sql="onSubmitSql"
+        >
+        </db-table-op>
     </div>
 </template>
 
@@ -104,7 +127,7 @@ import SqlExecBox from '../sqleditor/SqlExecBox';
 import config from '@/common/config';
 import { joinClientParams } from '@/common/request';
 import { isTrue } from '@/common/assert';
-import { DbType } from '@/views/ops/db/component/table/dbs/db-option';
+import { DbType } from '../../dialect/index';
 
 const DbTableOp = defineAsyncComponent(() => import('./DbTableOp.vue'));
 
@@ -174,7 +197,19 @@ const state = reactive({
     },
 });
 
-const { loading, tables, tableNameSearch, tableCommentSearch, showDumpInfo, dumpInfo, chooseTableName, columnDialog, indexDialog, ddlDialog, tableCreateDialog } = toRefs(state);
+const {
+    loading,
+    tables,
+    tableNameSearch,
+    tableCommentSearch,
+    showDumpInfo,
+    dumpInfo,
+    chooseTableName,
+    columnDialog,
+    indexDialog,
+    ddlDialog,
+    tableCreateDialog,
+} = toRefs(state);
 
 onMounted(async () => {
     getTables();
@@ -229,7 +264,10 @@ const handleDumpTableSelectionChange = (vals: any) => {
 const dump = (db: string) => {
     isTrue(state.dumpInfo.tables.length > 0, '请选择要导出的表');
     const a = document.createElement('a');
-    a.setAttribute('href', `${config.baseApiUrl}/dbs/${props.dbId}/dump?db=${db}&type=${state.dumpInfo.type}&tables=${state.dumpInfo.tables.join(',')}&${joinClientParams()}`);
+    a.setAttribute(
+        'href',
+        `${config.baseApiUrl}/dbs/${props.dbId}/dump?db=${db}&type=${state.dumpInfo.type}&tables=${state.dumpInfo.tables.join(',')}&${joinClientParams()}`
+    );
     a.click();
     state.showDumpInfo = false;
 };
diff --git a/mayfly_go_web/src/views/ops/db/component/table/dbs/db-option.ts b/mayfly_go_web/src/views/ops/db/component/table/dbs/db-option.ts
deleted file mode 100644
index 0779c240..00000000
--- a/mayfly_go_web/src/views/ops/db/component/table/dbs/db-option.ts
+++ /dev/null
@@ -1,25 +0,0 @@
-export interface sqlType {
-    udtName: string;
-    dataType: string;
-    desc: string;
-    space: string;
-    range?: string;
-}
-
-export interface DbOption {
-    /** 生成字段类型列表 */
-    getTypeList(): sqlType[];
-    /** 生成创建表sql */
-    getCreateTableSql(tableData: any): string;
-    /** 生成创建索引sql */
-    getCreateIndexSql(tableData: any): string;
-    /** 生成编辑列sql */
-    getModifyColumnSql(tableName: string, changeData: { del: any[]; add: any[]; upd: any[] }): string;
-    /** 生成编辑索引sql */
-    getModifyIndexSql(tableName: string, changeData: { del: any[]; add: any[]; upd: any[] }): string;
-}
-
-export const DbType = {
-    mysql: 'mysql',
-    postgresql: 'postgres',
-};
diff --git a/mayfly_go_web/src/views/ops/db/component/table/dbs/mysql-option.ts b/mayfly_go_web/src/views/ops/db/component/table/dbs/mysql-option.ts
deleted file mode 100644
index ca7a31ba..00000000
--- a/mayfly_go_web/src/views/ops/db/component/table/dbs/mysql-option.ts
+++ /dev/null
@@ -1,126 +0,0 @@
-import { DbOption, sqlType } from '@/views/ops/db/component/table/dbs/db-option';
-import { MYSQL_TYPE_LIST } from '@/views/ops/db/component/table/service';
-
-export class MysqlOption implements DbOption {
-    getTypeList(): sqlType[] {
-        return MYSQL_TYPE_LIST.map((a) => ({ udtName: a, dataType: a, desc: '', space: '' }));
-    }
-
-    genColumnBasicSql(cl: any): string {
-        let val = cl.value ? (cl.value === 'CURRENT_TIMESTAMP' ? cl.value : `'${cl.value}'`) : '';
-        let defVal = val ? `DEFAULT ${val}` : '';
-        let length = cl.length ? `(${cl.length})` : '';
-        let onUpdate = 'update_time' === cl.name ? ' ON UPDATE CURRENT_TIMESTAMP ' : '';
-        return ` ${cl.name} ${cl.type}${length} ${cl.notNull ? 'NOT NULL' : 'NULL'} ${cl.auto_increment ? 'AUTO_INCREMENT' : ''} ${defVal} ${onUpdate} comment '${cl.remark || ''}' `;
-    }
-    getCreateTableSql(data: any): string {
-        // 创建表结构
-        let pks = [] as string[];
-        let fields: string[] = [];
-        data.fields.res.forEach((item: any) => {
-            item.name && fields.push(this.genColumnBasicSql(item));
-            if (item.pri) {
-                pks.push(item.name);
-            }
-        });
-
-        return `CREATE TABLE ${data.tableName}
-                  ( ${fields.join(',')}
-                      ${pks ? `, PRIMARY KEY (${pks.join(',')})` : ''}
-                  ) COMMENT='${data.tableComment}';`;
-    }
-
-    getCreateIndexSql(data: any): string {
-        // 创建索引
-        let sql = `ALTER TABLE ${data.tableName}`;
-        data.indexs.res.forEach((a: any) => {
-            sql += ` ADD ${a.unique ? 'UNIQUE' : ''} INDEX ${a.indexName}(${a.columnNames.join(',')}) USING ${a.indexType} COMMENT '${a.indexComment}',`;
-        });
-        return sql.substring(0, sql.length - 1) + ';';
-    }
-
-    getModifyColumnSql(tableName: string, changeData: { del: any[]; add: any[]; upd: any[] }): string {
-        let addSql = '',
-            updSql = '',
-            delSql = '';
-        if (changeData.add.length > 0) {
-            addSql = `ALTER TABLE ${tableName}`;
-            changeData.add.forEach((a) => {
-                addSql += ` ADD ${this.genColumnBasicSql(a)},`;
-            });
-            addSql = addSql.substring(0, addSql.length - 1);
-            addSql += ';';
-        }
-
-        if (changeData.upd.length > 0) {
-            updSql = `ALTER TABLE ${tableName}`;
-            let arr = [] as string[];
-            changeData.upd.forEach((a) => {
-                arr.push(` MODIFY ${this.genColumnBasicSql(a)}`);
-            });
-            updSql += arr.join(',');
-            updSql += ';';
-        }
-
-        if (changeData.del.length > 0) {
-            changeData.del.forEach((a) => {
-                delSql += ` ALTER TABLE ${tableName} DROP COLUMN ${a.name}; `;
-            });
-        }
-        return addSql + updSql + delSql;
-    }
-
-    getModifyIndexSql(tableName: string, changeData: { del: any[]; add: any[]; upd: any[] }): string {
-        // 搜集修改和删除的索引，添加到drop index xx
-        // 收集新增和修改的索引，添加到ADD xx
-        // ALTER TABLE `test1`
-        // DROP INDEX `test1_name_uindex`,
-        // DROP INDEX `test1_column_name4_index`,
-        // ADD UNIQUE INDEX `test1_name_uindex`(`id`) USING BTREE COMMENT 'ASDASD',
-        // ADD INDEX `111`(`column_name4`) USING BTREE COMMENT 'zasf';
-
-        let dropIndexNames: string[] = [];
-        let addIndexs: any[] = [];
-
-        if (changeData.upd.length > 0) {
-            changeData.upd.forEach((a) => {
-                dropIndexNames.push(a.indexName);
-                addIndexs.push(a);
-            });
-        }
-
-        if (changeData.del.length > 0) {
-            changeData.del.forEach((a) => {
-                dropIndexNames.push(a.indexName);
-            });
-        }
-
-        if (changeData.add.length > 0) {
-            changeData.add.forEach((a) => {
-                addIndexs.push(a);
-            });
-        }
-
-        if (dropIndexNames.length > 0 || addIndexs.length > 0) {
-            let sql = `ALTER TABLE ${tableName} `;
-            if (dropIndexNames.length > 0) {
-                dropIndexNames.forEach((a) => {
-                    sql += `DROP INDEX ${a},`;
-                });
-                sql = sql.substring(0, sql.length - 1);
-            }
-
-            if (addIndexs.length > 0) {
-                if (dropIndexNames.length > 0) {
-                    sql += ',';
-                }
-                addIndexs.forEach((a) => {
-                    sql += ` ADD ${a.unique ? 'UNIQUE' : ''} INDEX ${a.indexName}(${a.columnNames.join(',')}) USING ${a.indexType} COMMENT '${a.indexComment}',`;
-                });
-                sql = sql.substring(0, sql.length - 1);
-            }
-            return sql;
-        }
-        return '';
-    }
-}
diff --git a/mayfly_go_web/src/views/ops/db/component/table/dbs/postgresql-option.ts b/mayfly_go_web/src/views/ops/db/component/table/dbs/postgresql-option.ts
deleted file mode 100644
index 199bc749..00000000
--- a/mayfly_go_web/src/views/ops/db/component/table/dbs/postgresql-option.ts
+++ /dev/null
@@ -1,177 +0,0 @@
-import { DbOption, sqlType } from '@/views/ops/db/component/table/dbs/db-option';
-import { GAUSS_TYPE_LIST } from '@/views/ops/db/component/table/service';
-
-export class PostgresqlOption implements DbOption {
-    getTypeList(): sqlType[] {
-        return GAUSS_TYPE_LIST.sort((a, b) => a.udtName.localeCompare(b.udtName));
-    }
-
-    matchType(text: string, arr: string[]): boolean {
-        if (!text || !arr || arr.length === 0) {
-            return false;
-        }
-        for (let i = 0; i < arr.length; i++) {
-            if (text.indexOf(arr[i]) > -1) {
-                return true;
-            }
-        }
-        return false;
-    }
-
-    getDefaultValueSql(cl: any): string {
-        if (cl.value && cl.value.length > 0) {
-            // 哪些字段默认值需要加引号
-            let marks = false;
-            if (this.matchType(cl.type, ['char', 'time', 'date', 'text'])) {
-                // 默认值是now()的time或date不需要加引号
-                if (cl.value.toLowerCase().replace(' ', '') === 'CURRENT_TIMESTAMP' && this.matchType(cl.type, ['time', 'date'])) {
-                    marks = false;
-                } else {
-                    marks = true;
-                }
-            }
-            return ` DEFAULT ${marks ? "'" : ''}${cl.value}${marks ? "'" : ''}`;
-        }
-        return '';
-    }
-
-    getTypeLengthSql(cl: any) {
-        // 哪些字段可以指定长度
-        if (cl.length && this.matchType(cl.type, ['char', 'time', 'bit', 'num', 'decimal'])) {
-            // 哪些字段类型可以指定小数点
-            if (cl.numScale && this.matchType(cl.type, ['num', 'decimal'])) {
-                return `(${cl.length}, ${cl.numScale})`;
-            } else {
-                return `(${cl.length})`;
-            }
-        }
-        return '';
-    }
-
-    genColumnBasicSql(cl: any): string {
-        let length = this.getTypeLengthSql(cl);
-        // 默认值
-        let defVal = this.getDefaultValueSql(cl);
-        return ` ${cl.name} ${cl.type}${length} ${cl.notNull ? 'NOT NULL' : ''} ${defVal} `;
-    }
-
-    getCreateTableSql(data: any): string {
-        let createSql = '';
-        let tableCommentSql = '';
-        let columCommentSql = '';
-
-        // 创建表结构
-        let pks = [] as string[];
-        let fields: string[] = [];
-        data.fields.res.forEach((item: any) => {
-            item.name && fields.push(this.genColumnBasicSql(item));
-            if (item.pri) {
-                pks.push(item.name);
-            }
-            // 列注释
-            if (item.remark) {
-                columCommentSql += ` comment on column ${data.tableName}.${item.name} is '${item.remark}'; `;
-            }
-        });
-        // 建表
-        createSql = `CREATE TABLE ${data.tableName}
-                     (
-                         ${fields.join(',')}
-                             ${pks ? `, PRIMARY KEY (${pks.join(',')})` : ''}
-                     );`;
-        // 表注释
-        if (data.tableComment) {
-            tableCommentSql = ` comment on table ${data.tableName} is '${data.tableComment}'; `;
-        }
-
-        return createSql + tableCommentSql + columCommentSql;
-    }
-
-    getCreateIndexSql(tableData: any): string {
-        // CREATE UNIQUE INDEX idx_column_name ON your_table (column1, column2);
-        // COMMENT ON INDEX idx_column_name IS 'Your index comment here';
-        // 创建索引
-        let sql: string[] = [];
-        tableData.indexs.res.forEach((a: any) => {
-            sql.push(` CREATE ${a.unique ? 'UNIQUE' : ''} INDEX ${a.indexName} USING btree ("${a.columnNames.join('","')})"`);
-            if (a.indexComment) {
-                sql.push(`COMMENT ON INDEX ${a.indexName} IS '${a.indexComment}'`);
-            }
-        });
-        return sql.join(';');
-    }
-
-    getModifyColumnSql(tableName: string, changeData: { del: any[]; add: any[]; upd: any[] }): string {
-        let sql: string[] = [];
-        if (changeData.add.length > 0) {
-            changeData.add.forEach((a) => {
-                let typeLength = this.getTypeLengthSql(a);
-                let defaultSql = this.getDefaultValueSql(a);
-                sql.push(`ALTER TABLE ${tableName} add ${a.name} ${a.type}${typeLength} ${defaultSql}`);
-            });
-        }
-
-        if (changeData.upd.length > 0) {
-            changeData.upd.forEach((a) => {
-                let typeLength = this.getTypeLengthSql(a);
-                sql.push(`ALTER TABLE ${tableName} alter column ${a.name} type ${a.type}${typeLength}`);
-                let defaultSql = this.getDefaultValueSql(a);
-                if (defaultSql) {
-                    sql.push(`alter table ${tableName} alter column ${a.name} set ${defaultSql}`);
-                }
-            });
-        }
-
-        if (changeData.del.length > 0) {
-            changeData.del.forEach((a) => {
-                sql.push(`ALTER TABLE ${tableName} DROP COLUMN ${a.name}`);
-            });
-        }
-        return sql.join(';');
-    }
-
-    getModifyIndexSql(tableName: string, changeData: { del: any[]; add: any[]; upd: any[] }): string {
-        // 不能直接修改索引名或字段、需要先删后加
-        let dropIndexNames: string[] = [];
-        let addIndexs: any[] = [];
-
-        if (changeData.upd.length > 0) {
-            changeData.upd.forEach((a) => {
-                dropIndexNames.push(a.indexName);
-                addIndexs.push(a);
-            });
-        }
-
-        if (changeData.del.length > 0) {
-            changeData.del.forEach((a) => {
-                dropIndexNames.push(a.indexName);
-            });
-        }
-
-        if (changeData.add.length > 0) {
-            changeData.add.forEach((a) => {
-                addIndexs.push(a);
-            });
-        }
-
-        if (dropIndexNames.length > 0 || addIndexs.length > 0) {
-            let sql: string[] = [];
-            if (dropIndexNames.length > 0) {
-                dropIndexNames.forEach((a) => {
-                    sql.push(`DROP INDEX ${a}`);
-                });
-            }
-
-            if (addIndexs.length > 0) {
-                addIndexs.forEach((a) => {
-                    sql.push(`CREATE ${a.unique ? 'UNIQUE' : ''} INDEX ${a.indexName}(${a.columnNames.join(',')})`);
-                    if (a.indexComment) {
-                        sql.push(`COMMENT ON INDEX ${a.indexName} IS '${a.indexComment}'`);
-                    }
-                });
-            }
-            return sql.join(';');
-        }
-        return '';
-    }
-}
diff --git a/mayfly_go_web/src/views/ops/db/component/table/service.ts b/mayfly_go_web/src/views/ops/db/component/table/service.ts
deleted file mode 100644
index 9a7deb3d..00000000
--- a/mayfly_go_web/src/views/ops/db/component/table/service.ts
+++ /dev/null
@@ -1,94 +0,0 @@
-import { DbOption, DbType, sqlType } from '@/views/ops/db/component/table/dbs/db-option';
-import { MysqlOption } from '@/views/ops/db/component/table/dbs/mysql-option';
-import { PostgresqlOption } from '@/views/ops/db/component/table/dbs/postgresql-option';
-
-export const MYSQL_TYPE_LIST = ['bigint', 'binary', 'blob', 'char', 'datetime', 'date', 'decimal', 'double', 'enum', 'float', 'int', 'json', 'longblob', 'longtext', 'mediumblob', 'mediumtext', 'set', 'smallint', 'text', 'time', 'timestamp', 'tinyint', 'varbinary', 'varchar'];
-
-export const GAUSS_TYPE_LIST: sqlType[] = [
-    // 数值 - 整数型
-    { udtName: 'int1', dataType: 'tinyint', desc: '微整数，别名为INT1', space: '1字节', range: '0 ~ +255' },
-    { udtName: 'int2', dataType: 'smallint', desc: '小范围整数，别名为INT2。', space: '2字节', range: '-32,768 ~ +32,767' },
-    { udtName: 'int4', dataType: 'integer', desc: '常用的整数，别名为INT4。', space: '4字节', range: '-2,147,483,648 ~ +2,147,483,647' },
-    { udtName: 'int8', dataType: 'bigint', desc: '大范围的整数，别名为INT8。', space: '8字节', range: '很大' },
-
-    // 数值 - 任意精度型
-    {
-        udtName: 'numeric',
-        dataType: 'numeric',
-        desc: '精度(总位数)取值范围为[1,1000]，标度(小数位数)取值范围为[0,精度]。',
-        space: '每四位（十进制位）占用两个字节，然后在整个数据上加上八个字节的额外开销',
-        range: '未指定精度的情况下，小数点前最大131,072位，小数点后最大16,383位',
-    },
-    // 数值 - 任意精度型
-    { udtName: 'decimal', dataType: 'decimal', desc: '等同于number类型', space: '等同于number类型' },
-
-    // 数值 - 序列整型
-    { udtName: 'smallserial', dataType: 'smallserial', desc: '二字节序列整型。', space: '2字节', range: '-32,768 ~ +32,767' },
-    { udtName: 'serial', dataType: 'serial', desc: '四字节序列整型。', space: '4字节', range: '-2,147,483,648 ~ +2,147,483,647' },
-    { udtName: 'bigserial', dataType: 'bigserial', desc: '八字节序列整型', space: '8字节', range: '-9,223,372,036,854,775,808 ~ +9,223,372,036,854,775,807' },
-    {
-        udtName: 'largeserial',
-        dataType: 'largeserial',
-        desc: '默认插入十六字节序列整型，实际数值类型和numeric相同',
-        space: '变长类型，每四位（十进制位）占用两个字节，然后在整个数据上加上八个字节的额外开销。',
-        range: '小数点前最大131,072位，小数点后最大16,383位。',
-    },
-
-    // 数值 - 浮点类型（不常用 就不列出来了）
-
-    // 货币类型
-    { udtName: 'money', dataType: 'money', desc: '货币金额', space: '8字节', range: '-92233720368547758.08 ~ +92233720368547758.07' },
-
-    // 布尔类型
-    { udtName: 'bool', dataType: 'bool', desc: '布尔类型', space: '1字节', range: 'true：真 , false：假 , null：未知（unknown）' },
-
-    // 字符类型
-    { udtName: 'char', dataType: 'char', desc: '定长字符串，不足补空格。n是指字节长度，如不带精度n，默认精度为1。', space: '最大为10MB' },
-    { udtName: 'character', dataType: 'character', desc: '定长字符串，不足补空格。n是指字节长度，如不带精度n，默认精度为1。', space: '最大为10MB' },
-    { udtName: 'nchar', dataType: 'nchar', desc: '定长字符串，不足补空格。n是指字节长度，如不带精度n，默认精度为1。', space: '最大为10MB' },
-    { udtName: 'varchar', dataType: 'varchar', desc: '变长字符串。PG兼容模式下，n是字符长度。其他兼容模式下，n是指字节长度。', space: '最大为10MB。' },
-    { udtName: 'text', dataType: 'text', desc: '变长字符串。', space: '最大稍微小于1GB-1。' },
-    { udtName: 'clob', dataType: 'clob', desc: '文本大对象。是TEXT类型的别名。', space: '最大稍微小于32TB-1。' },
-
-    //特殊字符类型  用的很少，先屏蔽了
-    // { udtName: 'name', dataType: 'name', desc: '用于对象名的内部类型。', space: '64字节。' },
-    // { udtName: '"char"', dataType: '"char"', desc: '单字节内部类型。', space: '1字节。' },
-
-    // 二进制类型
-    { udtName: 'bytea', dataType: 'bytea', desc: '变长的二进制字符串', space: '4字节加上实际的二进制字符串。最大为1GB减去8203字节（即1073733621字节）。' },
-
-    // 日期/时间类型
-    { udtName: 'date', dataType: 'date', desc: '日期', space: '4字节' },
-    { udtName: 'time', dataType: 'time', desc: 'TIME [(p)] 只用于一日内时间,p表示小数点后的精度，取值范围为0~6。', space: '8-12字节' },
-    { udtName: 'timestamp', dataType: 'timestamp', desc: 'TIMESTAMP[(p)]日期和时间,p表示小数点后的精度，取值范围为0~6', space: '8字节' },
-    // 带时区的时间戳用的少，先屏蔽了
-    //{ udtName: 'TIMESTAMPTZ', dataType: 'TIMESTAMP WITH TIME ZONE', desc: '带时区的时间戳', space: '8字节' },
-    {
-        udtName: 'interval',
-        dataType: 'interval',
-        desc: '时间间隔', // 可以跟参数：YEAR，MONTH，DAY，HOUR，MINUTE，SECOND，DAY TO HOUR，DAY TO MINUTE，DAY TO SECOND，HOUR TO MINUTE，HOUR TO SECOND，MINUTE TO SECOND
-        space: '精度取值范围为0~6，且参数为SECOND，DAY TO SECOND，HOUR TO SECOND或MINUTE TO SECOND时，参数p才有效',
-    },
-    // 几何类型
-    { udtName: 'point', dataType: 'point', desc: '平面中的点， 如:(x,y)', space: '16字节' },
-    { udtName: 'lseg', dataType: 'lseg', desc: '（有限）线段， 如:((x1,y1),(x2,y2))', space: '32字节' },
-    { udtName: 'box', dataType: 'box', desc: '矩形， 如:((x1,y1),(x2,y2))', space: '32字节' },
-    { udtName: 'path', dataType: 'path', desc: '闭合路径（与多边形类似）， 如:((x1,y1),...)', space: '16+16n字节' },
-    { udtName: 'path', dataType: 'path', desc: '开放路径（与多边形类似）， 如:[(x1,y1),...]', space: '16+16n字节' },
-    { udtName: 'polygon', dataType: 'polygon', desc: '多边形（与闭合路径相似）， 如:((x1,y1),...)', space: '40+16n字节' },
-    { udtName: 'circle', dataType: 'polygon', desc: '圆,如:<(x,y),r> （圆心和半径）', space: '24 字节' },
-
-    // 网络地址类型
-    { udtName: 'cidr', dataType: 'cidr', desc: 'IPv4网络', space: '7字节' },
-    { udtName: 'inet', dataType: 'inet', desc: 'IPv4主机和网络', space: '7字节' },
-    { udtName: 'macaddr', dataType: 'macaddr', desc: 'MAC地址', space: '6字节' },
-];
-
-export const getDbOption = (dbType: string | undefined): DbOption => {
-    if (dbType === DbType.mysql) {
-        return new MysqlOption();
-    } else if (dbType === DbType.postgresql) {
-        return new PostgresqlOption();
-    }
-    throw new Error('不支持的数据库');
-};
diff --git a/mayfly_go_web/src/views/ops/db/db.ts b/mayfly_go_web/src/views/ops/db/db.ts
index d6f2c0ee..7d1566d0 100644
--- a/mayfly_go_web/src/views/ops/db/db.ts
+++ b/mayfly_go_web/src/views/ops/db/db.ts
@@ -4,12 +4,12 @@ import { getTextWidth } from '@/common/utils/string';
 import SqlExecBox from './component/sqleditor/SqlExecBox';
 
 import { language as sqlLanguage } from 'monaco-editor/esm/vs/basic-languages/mysql/mysql.js';
-import { language as addSqlLanguage } from './lang/mysql.js';
+import { language as addSqlLanguage } from './dialect/mysql_dialect';
 import * as monaco from 'monaco-editor/esm/vs/editor/editor.api';
 import { editor, languages, Position } from 'monaco-editor';
 
 import { registerCompletionItemProvider } from '@/components/monaco/completionItemProvider';
-import { DbType } from '@/views/ops/db/component/table/dbs/db-option';
+import { getDbDialect } from './dialect';
 
 const sqlCompletionKeywords = [...sqlLanguage.keywords, ...addSqlLanguage.keywords];
 const sqlCompletionOperators = [...sqlLanguage.operators, ...addSqlLanguage.operators];
@@ -217,14 +217,7 @@ export class DbInst {
 
     // 获取指定表的默认查询sql
     getDefaultSelectSql(table: string, condition: string, orderBy: string, pageNum: number, limit: number = DbInst.DefaultLimit) {
-        const baseSql = `SELECT * FROM ${this.wrapName(table)} ${condition ? 'WHERE ' + condition : ''} ${orderBy ? orderBy : ''}`;
-        if (this.type == DbType.mysql) {
-            return `${baseSql} LIMIT ${(pageNum - 1) * limit}, ${limit};`;
-        }
-        if (this.type == DbType.postgresql) {
-            return `${baseSql} OFFSET ${(pageNum - 1) * limit} LIMIT ${limit};`;
-        }
-        return baseSql;
+        return getDbDialect(this.type).getDefaultSelectSql(table, condition, orderBy, pageNum, limit);
     }
 
     /**
@@ -285,13 +278,7 @@ export class DbInst {
      * @returns
      */
     wrapName = (name: string) => {
-        if (this.type === DbType.mysql) {
-            return `\`${name}\``;
-        }
-        // if (this.type == 'postgres') {
-        //     return `"${name}"`;
-        // }
-        return name;
+        return getDbDialect(this.type).wrapName(name);
     };
 
     /**
@@ -415,31 +402,6 @@ export class DbInst {
         const flexWidth: number = contentWidth > columnWidth ? contentWidth : columnWidth;
         return flexWidth > 500 ? 500 : flexWidth;
     };
-
-    /**
-     * 根据数据库类型获取对应的图标名
-     * @param dbType 数据库类型
-     * @returns
-     */
-    static getIconName = (dbType: string) => {
-        if (dbType == DbType.mysql) {
-            return 'iconfont icon-op-mysql';
-        }
-        if (dbType == DbType.postgresql) {
-            return 'iconfont icon-op-postgres';
-        }
-        return 'InfoFilled';
-    };
-
-    static getIcon = (dbType: string) => {
-        if (dbType == DbType.mysql) {
-            return 'iconfont icon-op-mysql';
-        }
-        if (dbType == DbType.postgresql) {
-            return 'iconfont icon-op-postgres';
-        }
-        return 'InfoFilled';
-    };
 }
 
 /**
diff --git a/mayfly_go_web/src/views/ops/db/dialect/index.ts b/mayfly_go_web/src/views/ops/db/dialect/index.ts
new file mode 100644
index 00000000..9b916e40
--- /dev/null
+++ b/mayfly_go_web/src/views/ops/db/dialect/index.ts
@@ -0,0 +1,82 @@
+import { MysqlDialect } from './mysql_dialect';
+import { PostgresqlDialect } from './postgres_dialect';
+
+export interface sqlColumnType {
+    udtName: string;
+    dataType: string;
+    desc: string;
+    space: string;
+    range?: string;
+}
+
+export const DbType = {
+    mysql: 'mysql',
+    postgresql: 'postgres',
+};
+
+export interface DbDialect {
+    /**
+     * 获取图标信息
+     */
+    getIcon(): string;
+
+    /**
+     * 获取默认查询sql
+     * @param table  表名
+     * @param condition 条件
+     * @param orderBy 排序
+     * @param pageNum  页数
+     * @param limit  条数
+     */
+    getDefaultSelectSql(table: string, condition: string, orderBy: string, pageNum: number, limit: number): string;
+
+    /**
+     * 包裹数据库表名、字段名等，避免使用关键字为字段名或表名时报错
+     * @param name 名称
+     */
+    wrapName(name: string): string;
+
+    /**
+     *  生成字段类型列表
+     * */
+    getColumnTypes(): sqlColumnType[];
+
+    /**
+     * 生成创建表sql
+     * @param tableData 建表数据
+     */
+    getCreateTableSql(tableData: any): string;
+
+    /**
+     * 生成创建索引sql
+     * @param tableData
+     */
+    getCreateIndexSql(tableData: any): string;
+
+    /**
+     * 生成编辑列sql
+     * @param tableName 表名
+     * @param changeData 改变信息
+     */
+    getModifyColumnSql(tableName: string, changeData: { del: any[]; add: any[]; upd: any[] }): string;
+
+    /**
+     * 生成编辑索引sql
+     * @param tableName   表名
+     * @param changeData  改变数据
+     */
+    getModifyIndexSql(tableName: string, changeData: { del: any[]; add: any[]; upd: any[] }): string;
+}
+
+let mysqlDialect = new MysqlDialect();
+let postgresDialect = new PostgresqlDialect();
+
+export const getDbDialect = (dbType: string | undefined): DbDialect => {
+    if (dbType === DbType.mysql) {
+        return mysqlDialect;
+    }
+    if (dbType === DbType.postgresql) {
+        return postgresDialect;
+    }
+    throw new Error('不支持的数据库');
+};
diff --git a/mayfly_go_web/src/views/ops/db/dialect/mysql_dialect.ts b/mayfly_go_web/src/views/ops/db/dialect/mysql_dialect.ts
new file mode 100644
index 00000000..bcb3f39d
--- /dev/null
+++ b/mayfly_go_web/src/views/ops/db/dialect/mysql_dialect.ts
@@ -0,0 +1,225 @@
+import { DbDialect, sqlColumnType } from './index';
+
+export { MYSQL_TYPE_LIST, MysqlDialect, language };
+
+const MYSQL_TYPE_LIST = [
+    'bigint',
+    'binary',
+    'blob',
+    'char',
+    'datetime',
+    'date',
+    'decimal',
+    'double',
+    'enum',
+    'float',
+    'int',
+    'json',
+    'longblob',
+    'longtext',
+    'mediumblob',
+    'mediumtext',
+    'set',
+    'smallint',
+    'text',
+    'time',
+    'timestamp',
+    'tinyint',
+    'varbinary',
+    'varchar',
+];
+
+class MysqlDialect implements DbDialect {
+    getIcon() {
+        return 'iconfont icon-op-mysql';
+    }
+
+    getDefaultSelectSql(table: string, condition: string, orderBy: string, pageNum: number, limit: number) {
+        return `SELECT * FROM ${this.wrapName(table)} ${condition ? 'WHERE ' + condition : ''} ${orderBy ? orderBy : ''} LIMIT ${
+            (pageNum - 1) * limit
+        }, ${limit};`;
+    }
+
+    wrapName = (name: string) => {
+        return `\`${name}\``;
+    };
+
+    getColumnTypes(): sqlColumnType[] {
+        return MYSQL_TYPE_LIST.map((a) => ({ udtName: a, dataType: a, desc: '', space: '' }));
+    }
+
+    genColumnBasicSql(cl: any): string {
+        let val = cl.value ? (cl.value === 'CURRENT_TIMESTAMP' ? cl.value : `'${cl.value}'`) : '';
+        let defVal = val ? `DEFAULT ${val}` : '';
+        let length = cl.length ? `(${cl.length})` : '';
+        let onUpdate = 'update_time' === cl.name ? ' ON UPDATE CURRENT_TIMESTAMP ' : '';
+        return ` ${cl.name} ${cl.type}${length} ${cl.notNull ? 'NOT NULL' : 'NULL'} ${
+            cl.auto_increment ? 'AUTO_INCREMENT' : ''
+        } ${defVal} ${onUpdate} comment '${cl.remark || ''}' `;
+    }
+    getCreateTableSql(data: any): string {
+        // 创建表结构
+        let pks = [] as string[];
+        let fields: string[] = [];
+        data.fields.res.forEach((item: any) => {
+            item.name && fields.push(this.genColumnBasicSql(item));
+            if (item.pri) {
+                pks.push(item.name);
+            }
+        });
+
+        return `CREATE TABLE ${data.tableName}
+                  ( ${fields.join(',')}
+                      ${pks ? `, PRIMARY KEY (${pks.join(',')})` : ''}
+                  ) COMMENT='${data.tableComment}';`;
+    }
+
+    getCreateIndexSql(data: any): string {
+        // 创建索引
+        let sql = `ALTER TABLE ${data.tableName}`;
+        data.indexs.res.forEach((a: any) => {
+            sql += ` ADD ${a.unique ? 'UNIQUE' : ''} INDEX ${a.indexName}(${a.columnNames.join(',')}) USING ${a.indexType} COMMENT '${a.indexComment}',`;
+        });
+        return sql.substring(0, sql.length - 1) + ';';
+    }
+
+    getModifyColumnSql(tableName: string, changeData: { del: any[]; add: any[]; upd: any[] }): string {
+        let addSql = '',
+            updSql = '',
+            delSql = '';
+        if (changeData.add.length > 0) {
+            addSql = `ALTER TABLE ${tableName}`;
+            changeData.add.forEach((a) => {
+                addSql += ` ADD ${this.genColumnBasicSql(a)},`;
+            });
+            addSql = addSql.substring(0, addSql.length - 1);
+            addSql += ';';
+        }
+
+        if (changeData.upd.length > 0) {
+            updSql = `ALTER TABLE ${tableName}`;
+            let arr = [] as string[];
+            changeData.upd.forEach((a) => {
+                arr.push(` MODIFY ${this.genColumnBasicSql(a)}`);
+            });
+            updSql += arr.join(',');
+            updSql += ';';
+        }
+
+        if (changeData.del.length > 0) {
+            changeData.del.forEach((a) => {
+                delSql += ` ALTER TABLE ${tableName} DROP COLUMN ${a.name}; `;
+            });
+        }
+        return addSql + updSql + delSql;
+    }
+
+    getModifyIndexSql(tableName: string, changeData: { del: any[]; add: any[]; upd: any[] }): string {
+        // 搜集修改和删除的索引，添加到drop index xx
+        // 收集新增和修改的索引，添加到ADD xx
+        // ALTER TABLE `test1`
+        // DROP INDEX `test1_name_uindex`,
+        // DROP INDEX `test1_column_name4_index`,
+        // ADD UNIQUE INDEX `test1_name_uindex`(`id`) USING BTREE COMMENT 'ASDASD',
+        // ADD INDEX `111`(`column_name4`) USING BTREE COMMENT 'zasf';
+
+        let dropIndexNames: string[] = [];
+        let addIndexs: any[] = [];
+
+        if (changeData.upd.length > 0) {
+            changeData.upd.forEach((a) => {
+                dropIndexNames.push(a.indexName);
+                addIndexs.push(a);
+            });
+        }
+
+        if (changeData.del.length > 0) {
+            changeData.del.forEach((a) => {
+                dropIndexNames.push(a.indexName);
+            });
+        }
+
+        if (changeData.add.length > 0) {
+            changeData.add.forEach((a) => {
+                addIndexs.push(a);
+            });
+        }
+
+        if (dropIndexNames.length > 0 || addIndexs.length > 0) {
+            let sql = `ALTER TABLE ${tableName} `;
+            if (dropIndexNames.length > 0) {
+                dropIndexNames.forEach((a) => {
+                    sql += `DROP INDEX ${a},`;
+                });
+                sql = sql.substring(0, sql.length - 1);
+            }
+
+            if (addIndexs.length > 0) {
+                if (dropIndexNames.length > 0) {
+                    sql += ',';
+                }
+                addIndexs.forEach((a) => {
+                    sql += ` ADD ${a.unique ? 'UNIQUE' : ''} INDEX ${a.indexName}(${a.columnNames.join(',')}) USING ${a.indexType} COMMENT '${
+                        a.indexComment
+                    }',`;
+                });
+                sql = sql.substring(0, sql.length - 1);
+            }
+            return sql;
+        }
+        return '';
+    }
+}
+
+// src/basic-languages/mysql/mysql.ts
+var language = {
+    keywords: ['GROUP BY', 'ORDER BY', 'LEFT JOIN', 'RIGHT JOIN', 'INNER JOIN', 'SELECT * FROM'],
+    operators: [],
+    builtinFunctions: [],
+    builtinVariables: [],
+    replaceFunctions: [
+        // 自定义修改函数提示
+
+        /**  字符串相关函数  */
+        { label: 'CONCAT', insertText: 'CONCAT(str1,str2,...)', description: '多字符串合并' },
+        { label: 'ASCII', insertText: 'ASCII(char)', description: '返回字符的ASCII值' },
+        { label: 'BIT_LENGTH', insertText: 'BIT_LENGTH(str1)', description: '多字符串合并' },
+        { label: 'INSTR', insertText: 'INSTR(str,substr)', description: '返回字符串substr所在str位置' },
+        { label: 'LEFT', insertText: 'LEFT(str,len)', description: '返回字符串str的左端len个字符' },
+        { label: 'RIGHT', insertText: 'RIGHT(str,len)', description: '返回字符串str的右端len个字符' },
+        { label: 'MID', insertText: 'MID(str,pos,len)', description: '返回字符串str的位置pos起len个字符' },
+        { label: 'SUBSTRING', insertText: 'SUBSTRING(exp, start, length)', description: '截取字符串' },
+        { label: 'REPLACE', insertText: 'REPLACE(str,from_str,to_str)', description: '替换字符串' },
+        { label: 'REPEAT', insertText: 'REPEAT(str,count)', description: '重复字符串count遍' },
+        { label: 'UPPER', insertText: 'UPPER(str)', description: '返回大写的字符串' },
+        { label: 'LOWER', insertText: 'LOWER(str)', description: '返回小写的字符串' },
+        { label: 'TRIM', insertText: 'TRIM(str)', description: '去除字符串首尾空格' },
+        /**  数学相关函数  */
+        { label: 'ABS', insertText: 'ABS(n)', description: '返回n的绝对值' },
+        { label: 'FLOOR', insertText: 'FLOOR(n)', description: '返回不大于n的最大整数' },
+        { label: 'CEILING', insertText: 'CEILING(n)', description: '返回不小于n的最小整数值' },
+        { label: 'ROUND', insertText: 'ROUND(n,d)', description: '返回n的四舍五入值,保留d(默认0)位小数' },
+        { label: 'RAND', insertText: 'RAND()', description: '返回在范围0到1.0内的随机浮点值' },
+
+        /** 日期函数 */
+        { label: 'DATE', insertText: "DATE('date')", description: '返回指定表达式的日期部分' },
+        { label: 'WEEK', insertText: "WEEK('date')", description: '返回指定日期是一年中的第几周' },
+        { label: 'MONTH', insertText: "MONTH('date')", description: '返回指定日期的月份' },
+        { label: 'QUARTER', insertText: "QUARTER('date')", description: '返回指定日期是一年的第几个季度' },
+        { label: 'YEAR', insertText: "YEAR('date')", description: '返回指定日期的年份' },
+        { label: 'DATE_ADD', insertText: "DATE_ADD('date', interval 1 day)", description: '日期函数加减运算' },
+        { label: 'DATE_SUB', insertText: "DATE_SUB('date', interval 1 day)", description: '日期函数加减运算' },
+        { label: 'DATE_FORMAT', insertText: "DATE_FORMAT('date', '%Y-%m-%d %h:%i:%s')", description: '' },
+        { label: 'CURDATE', insertText: 'CURDATE()', description: '返回当前日期' },
+        { label: 'CURTIME', insertText: 'CURTIME()', description: '返回当前时间' },
+        { label: 'NOW', insertText: 'NOW()', description: '返回当前日期时间' },
+        { label: 'DATEDIFF', insertText: 'DATEDIFF(expr1,expr2)', description: '返回结束日expr1和起始日expr2之间的天数' },
+        { label: 'UNIX_TIMESTAMP', insertText: 'UNIX_TIMESTAMP()', description: '返回指定时间(默认当前)unix时间戳' },
+        { label: 'FROM_UNIXTIME', insertText: 'FROM_UNIXTIME(timestamp)', description: '把时间戳格式为年月日时分秒' },
+
+        /**  逻辑函数 */
+        { label: 'IFNULL', insertText: 'IFNULL(expression, alt_value)', description: '表达式为空取第二个参数值,否则取表达式值' },
+        { label: 'IF', insertText: 'IF(expr1, expr2, expr3)', description: 'expr1为true则取expr2，否则取expr3' },
+        { label: 'CASE', insertText: '(CASE \n WHEN expr1 THEN expr2 \n ELSE expr3) col', description: 'CASE WHEN THEN ELSE' },
+    ],
+};
diff --git a/mayfly_go_web/src/views/ops/db/dialect/postgres_dialect.ts b/mayfly_go_web/src/views/ops/db/dialect/postgres_dialect.ts
new file mode 100644
index 00000000..f36ba695
--- /dev/null
+++ b/mayfly_go_web/src/views/ops/db/dialect/postgres_dialect.ts
@@ -0,0 +1,272 @@
+import { DbDialect, sqlColumnType } from './index';
+
+export { PostgresqlDialect, GAUSS_TYPE_LIST };
+
+const GAUSS_TYPE_LIST: sqlColumnType[] = [
+    // 数值 - 整数型
+    { udtName: 'int1', dataType: 'tinyint', desc: '微整数，别名为INT1', space: '1字节', range: '0 ~ +255' },
+    { udtName: 'int2', dataType: 'smallint', desc: '小范围整数，别名为INT2。', space: '2字节', range: '-32,768 ~ +32,767' },
+    { udtName: 'int4', dataType: 'integer', desc: '常用的整数，别名为INT4。', space: '4字节', range: '-2,147,483,648 ~ +2,147,483,647' },
+    { udtName: 'int8', dataType: 'bigint', desc: '大范围的整数，别名为INT8。', space: '8字节', range: '很大' },
+
+    // 数值 - 任意精度型
+    {
+        udtName: 'numeric',
+        dataType: 'numeric',
+        desc: '精度(总位数)取值范围为[1,1000]，标度(小数位数)取值范围为[0,精度]。',
+        space: '每四位（十进制位）占用两个字节，然后在整个数据上加上八个字节的额外开销',
+        range: '未指定精度的情况下，小数点前最大131,072位，小数点后最大16,383位',
+    },
+    // 数值 - 任意精度型
+    { udtName: 'decimal', dataType: 'decimal', desc: '等同于number类型', space: '等同于number类型' },
+
+    // 数值 - 序列整型
+    { udtName: 'smallserial', dataType: 'smallserial', desc: '二字节序列整型。', space: '2字节', range: '-32,768 ~ +32,767' },
+    { udtName: 'serial', dataType: 'serial', desc: '四字节序列整型。', space: '4字节', range: '-2,147,483,648 ~ +2,147,483,647' },
+    { udtName: 'bigserial', dataType: 'bigserial', desc: '八字节序列整型', space: '8字节', range: '-9,223,372,036,854,775,808 ~ +9,223,372,036,854,775,807' },
+    {
+        udtName: 'largeserial',
+        dataType: 'largeserial',
+        desc: '默认插入十六字节序列整型，实际数值类型和numeric相同',
+        space: '变长类型，每四位（十进制位）占用两个字节，然后在整个数据上加上八个字节的额外开销。',
+        range: '小数点前最大131,072位，小数点后最大16,383位。',
+    },
+
+    // 数值 - 浮点类型（不常用 就不列出来了）
+
+    // 货币类型
+    { udtName: 'money', dataType: 'money', desc: '货币金额', space: '8字节', range: '-92233720368547758.08 ~ +92233720368547758.07' },
+
+    // 布尔类型
+    { udtName: 'bool', dataType: 'bool', desc: '布尔类型', space: '1字节', range: 'true：真 , false：假 , null：未知（unknown）' },
+
+    // 字符类型
+    { udtName: 'char', dataType: 'char', desc: '定长字符串，不足补空格。n是指字节长度，如不带精度n，默认精度为1。', space: '最大为10MB' },
+    { udtName: 'character', dataType: 'character', desc: '定长字符串，不足补空格。n是指字节长度，如不带精度n，默认精度为1。', space: '最大为10MB' },
+    { udtName: 'nchar', dataType: 'nchar', desc: '定长字符串，不足补空格。n是指字节长度，如不带精度n，默认精度为1。', space: '最大为10MB' },
+    { udtName: 'varchar', dataType: 'varchar', desc: '变长字符串。PG兼容模式下，n是字符长度。其他兼容模式下，n是指字节长度。', space: '最大为10MB。' },
+    { udtName: 'text', dataType: 'text', desc: '变长字符串。', space: '最大稍微小于1GB-1。' },
+    { udtName: 'clob', dataType: 'clob', desc: '文本大对象。是TEXT类型的别名。', space: '最大稍微小于32TB-1。' },
+
+    //特殊字符类型  用的很少，先屏蔽了
+    // { udtName: 'name', dataType: 'name', desc: '用于对象名的内部类型。', space: '64字节。' },
+    // { udtName: '"char"', dataType: '"char"', desc: '单字节内部类型。', space: '1字节。' },
+
+    // 二进制类型
+    { udtName: 'bytea', dataType: 'bytea', desc: '变长的二进制字符串', space: '4字节加上实际的二进制字符串。最大为1GB减去8203字节（即1073733621字节）。' },
+
+    // 日期/时间类型
+    { udtName: 'date', dataType: 'date', desc: '日期', space: '4字节' },
+    { udtName: 'time', dataType: 'time', desc: 'TIME [(p)] 只用于一日内时间,p表示小数点后的精度，取值范围为0~6。', space: '8-12字节' },
+    { udtName: 'timestamp', dataType: 'timestamp', desc: 'TIMESTAMP[(p)]日期和时间,p表示小数点后的精度，取值范围为0~6', space: '8字节' },
+    // 带时区的时间戳用的少，先屏蔽了
+    //{ udtName: 'TIMESTAMPTZ', dataType: 'TIMESTAMP WITH TIME ZONE', desc: '带时区的时间戳', space: '8字节' },
+    {
+        udtName: 'interval',
+        dataType: 'interval',
+        desc: '时间间隔', // 可以跟参数：YEAR，MONTH，DAY，HOUR，MINUTE，SECOND，DAY TO HOUR，DAY TO MINUTE，DAY TO SECOND，HOUR TO MINUTE，HOUR TO SECOND，MINUTE TO SECOND
+        space: '精度取值范围为0~6，且参数为SECOND，DAY TO SECOND，HOUR TO SECOND或MINUTE TO SECOND时，参数p才有效',
+    },
+    // 几何类型
+    { udtName: 'point', dataType: 'point', desc: '平面中的点， 如:(x,y)', space: '16字节' },
+    { udtName: 'lseg', dataType: 'lseg', desc: '（有限）线段， 如:((x1,y1),(x2,y2))', space: '32字节' },
+    { udtName: 'box', dataType: 'box', desc: '矩形， 如:((x1,y1),(x2,y2))', space: '32字节' },
+    { udtName: 'path', dataType: 'path', desc: '闭合路径（与多边形类似）， 如:((x1,y1),...)', space: '16+16n字节' },
+    { udtName: 'path', dataType: 'path', desc: '开放路径（与多边形类似）， 如:[(x1,y1),...]', space: '16+16n字节' },
+    { udtName: 'polygon', dataType: 'polygon', desc: '多边形（与闭合路径相似）， 如:((x1,y1),...)', space: '40+16n字节' },
+    { udtName: 'circle', dataType: 'polygon', desc: '圆,如:<(x,y),r> （圆心和半径）', space: '24 字节' },
+
+    // 网络地址类型
+    { udtName: 'cidr', dataType: 'cidr', desc: 'IPv4网络', space: '7字节' },
+    { udtName: 'inet', dataType: 'inet', desc: 'IPv4主机和网络', space: '7字节' },
+    { udtName: 'macaddr', dataType: 'macaddr', desc: 'MAC地址', space: '6字节' },
+];
+
+class PostgresqlDialect implements DbDialect {
+    getIcon() {
+        return 'iconfont icon-op-postgres';
+    }
+
+    getDefaultSelectSql(table: string, condition: string, orderBy: string, pageNum: number, limit: number) {
+        return `SELECT * FROM ${this.wrapName(table)} ${condition ? 'WHERE ' + condition : ''} ${orderBy ? orderBy : ''}  OFFSET ${
+            (pageNum - 1) * limit
+        } LIMIT ${limit};`;
+    }
+
+    wrapName = (name: string) => {
+        return name;
+    };
+
+    getColumnTypes(): sqlColumnType[] {
+        return GAUSS_TYPE_LIST.sort((a, b) => a.udtName.localeCompare(b.udtName));
+    }
+
+    matchType(text: string, arr: string[]): boolean {
+        if (!text || !arr || arr.length === 0) {
+            return false;
+        }
+        for (let i = 0; i < arr.length; i++) {
+            if (text.indexOf(arr[i]) > -1) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    getDefaultValueSql(cl: any): string {
+        if (cl.value && cl.value.length > 0) {
+            // 哪些字段默认值需要加引号
+            let marks = false;
+            if (this.matchType(cl.type, ['char', 'time', 'date', 'text'])) {
+                // 默认值是now()的time或date不需要加引号
+                if (cl.value.toLowerCase().replace(' ', '') === 'CURRENT_TIMESTAMP' && this.matchType(cl.type, ['time', 'date'])) {
+                    marks = false;
+                } else {
+                    marks = true;
+                }
+            }
+            return ` DEFAULT ${marks ? "'" : ''}${cl.value}${marks ? "'" : ''}`;
+        }
+        return '';
+    }
+
+    getTypeLengthSql(cl: any) {
+        // 哪些字段可以指定长度
+        if (cl.length && this.matchType(cl.type, ['char', 'time', 'bit', 'num', 'decimal'])) {
+            // 哪些字段类型可以指定小数点
+            if (cl.numScale && this.matchType(cl.type, ['num', 'decimal'])) {
+                return `(${cl.length}, ${cl.numScale})`;
+            } else {
+                return `(${cl.length})`;
+            }
+        }
+        return '';
+    }
+
+    genColumnBasicSql(cl: any): string {
+        let length = this.getTypeLengthSql(cl);
+        // 默认值
+        let defVal = this.getDefaultValueSql(cl);
+        return ` ${cl.name} ${cl.type}${length} ${cl.notNull ? 'NOT NULL' : ''} ${defVal} `;
+    }
+
+    getCreateTableSql(data: any): string {
+        let createSql = '';
+        let tableCommentSql = '';
+        let columCommentSql = '';
+
+        // 创建表结构
+        let pks = [] as string[];
+        let fields: string[] = [];
+        data.fields.res.forEach((item: any) => {
+            item.name && fields.push(this.genColumnBasicSql(item));
+            if (item.pri) {
+                pks.push(item.name);
+            }
+            // 列注释
+            if (item.remark) {
+                columCommentSql += ` comment on column ${data.tableName}.${item.name} is '${item.remark}'; `;
+            }
+        });
+        // 建表
+        createSql = `CREATE TABLE ${data.tableName}
+                     (
+                         ${fields.join(',')}
+                             ${pks ? `, PRIMARY KEY (${pks.join(',')})` : ''}
+                     );`;
+        // 表注释
+        if (data.tableComment) {
+            tableCommentSql = ` comment on table ${data.tableName} is '${data.tableComment}'; `;
+        }
+
+        return createSql + tableCommentSql + columCommentSql;
+    }
+
+    getCreateIndexSql(tableData: any): string {
+        // CREATE UNIQUE INDEX idx_column_name ON your_table (column1, column2);
+        // COMMENT ON INDEX idx_column_name IS 'Your index comment here';
+        // 创建索引
+        let sql: string[] = [];
+        tableData.indexs.res.forEach((a: any) => {
+            sql.push(` CREATE ${a.unique ? 'UNIQUE' : ''} INDEX ${a.indexName} USING btree ("${a.columnNames.join('","')})"`);
+            if (a.indexComment) {
+                sql.push(`COMMENT ON INDEX ${a.indexName} IS '${a.indexComment}'`);
+            }
+        });
+        return sql.join(';');
+    }
+
+    getModifyColumnSql(tableName: string, changeData: { del: any[]; add: any[]; upd: any[] }): string {
+        let sql: string[] = [];
+        if (changeData.add.length > 0) {
+            changeData.add.forEach((a) => {
+                let typeLength = this.getTypeLengthSql(a);
+                let defaultSql = this.getDefaultValueSql(a);
+                sql.push(`ALTER TABLE ${tableName} add ${a.name} ${a.type}${typeLength} ${defaultSql}`);
+            });
+        }
+
+        if (changeData.upd.length > 0) {
+            changeData.upd.forEach((a) => {
+                let typeLength = this.getTypeLengthSql(a);
+                sql.push(`ALTER TABLE ${tableName} alter column ${a.name} type ${a.type}${typeLength}`);
+                let defaultSql = this.getDefaultValueSql(a);
+                if (defaultSql) {
+                    sql.push(`alter table ${tableName} alter column ${a.name} set ${defaultSql}`);
+                }
+            });
+        }
+
+        if (changeData.del.length > 0) {
+            changeData.del.forEach((a) => {
+                sql.push(`ALTER TABLE ${tableName} DROP COLUMN ${a.name}`);
+            });
+        }
+        return sql.join(';');
+    }
+
+    getModifyIndexSql(tableName: string, changeData: { del: any[]; add: any[]; upd: any[] }): string {
+        // 不能直接修改索引名或字段、需要先删后加
+        let dropIndexNames: string[] = [];
+        let addIndexs: any[] = [];
+
+        if (changeData.upd.length > 0) {
+            changeData.upd.forEach((a) => {
+                dropIndexNames.push(a.indexName);
+                addIndexs.push(a);
+            });
+        }
+
+        if (changeData.del.length > 0) {
+            changeData.del.forEach((a) => {
+                dropIndexNames.push(a.indexName);
+            });
+        }
+
+        if (changeData.add.length > 0) {
+            changeData.add.forEach((a) => {
+                addIndexs.push(a);
+            });
+        }
+
+        if (dropIndexNames.length > 0 || addIndexs.length > 0) {
+            let sql: string[] = [];
+            if (dropIndexNames.length > 0) {
+                dropIndexNames.forEach((a) => {
+                    sql.push(`DROP INDEX ${a}`);
+                });
+            }
+
+            if (addIndexs.length > 0) {
+                addIndexs.forEach((a) => {
+                    sql.push(`CREATE ${a.unique ? 'UNIQUE' : ''} INDEX ${a.indexName}(${a.columnNames.join(',')})`);
+                    if (a.indexComment) {
+                        sql.push(`COMMENT ON INDEX ${a.indexName} IS '${a.indexComment}'`);
+                    }
+                });
+            }
+            return sql.join(';');
+        }
+        return '';
+    }
+}
diff --git a/mayfly_go_web/src/views/ops/db/lang/mysql.js b/mayfly_go_web/src/views/ops/db/lang/mysql.js
deleted file mode 100644
index a180e56c..00000000
--- a/mayfly_go_web/src/views/ops/db/lang/mysql.js
+++ /dev/null
@@ -1,63 +0,0 @@
-// src/basic-languages/mysql/mysql.ts
-var language = {
-  keywords: [
-    "GROUP BY",
-    "ORDER BY",
-    "LEFT JOIN",
-    "RIGHT JOIN",
-    "INNER JOIN",
-    "SELECT * FROM",
-  ],
-  operators: [
-  ],
-  builtinFunctions: [
-  ],
-  builtinVariables: [],
-  replaceFunctions:[ // 自定义修改函数提示
-      
-    /**  字符串相关函数  */
-    { label: 'CONCAT',     insertText:'CONCAT(str1,str2,...)',         description: '多字符串合并' },
-    { label: 'ASCII',      insertText:'ASCII(char)',                   description: '返回字符的ASCII值' },
-    { label: 'BIT_LENGTH', insertText:'BIT_LENGTH(str1)',              description: '多字符串合并' },
-    { label: 'INSTR',      insertText:'INSTR(str,substr)',             description: '返回字符串substr所在str位置' },
-    { label: 'LEFT',       insertText:'LEFT(str,len)',                 description: '返回字符串str的左端len个字符' },
-    { label: 'RIGHT',      insertText:'RIGHT(str,len)',                description: '返回字符串str的右端len个字符' },
-    { label: 'MID',        insertText:'MID(str,pos,len)',              description: '返回字符串str的位置pos起len个字符' },
-    { label: 'SUBSTRING',  insertText:'SUBSTRING(exp, start, length)', description: '截取字符串' },
-    { label: 'REPLACE',    insertText:'REPLACE(str,from_str,to_str)',  description: '替换字符串' },
-    { label: 'REPEAT',     insertText:'REPEAT(str,count)',             description: '重复字符串count遍' },
-    { label: 'UPPER',      insertText:'UPPER(str)',                    description: '返回大写的字符串' },
-    { label: 'LOWER',      insertText:'LOWER(str)',                    description: '返回小写的字符串' },
-    { label: 'TRIM',       insertText:'TRIM(str)',                     description: '去除字符串首尾空格' },
-    /**  数学相关函数  */
-    { label: 'ABS',                insertText:'ABS(n)',         description: '返回n的绝对值' },
-    { label: 'FLOOR',              insertText:'FLOOR(n)',       description: '返回不大于n的最大整数' },
-    { label: 'CEILING',            insertText:'CEILING(n)',     description: '返回不小于n的最小整数值' },
-    { label: 'ROUND',              insertText:'ROUND(n,d)',     description: '返回n的四舍五入值,保留d(默认0)位小数' },
-    { label: 'RAND',               insertText:'RAND()',         description: '返回在范围0到1.0内的随机浮点值' },
-    
-    /** 日期函数 */  
-    { label: 'DATE',              insertText:'DATE(\'date\')',                      description: '返回指定表达式的日期部分' },
-    { label: 'WEEK',              insertText:'WEEK(\'date\')',                      description: '返回指定日期是一年中的第几周' },
-    { label: 'MONTH',             insertText:'MONTH(\'date\')',                     description: '返回指定日期的月份' },
-    { label: 'QUARTER',           insertText:'QUARTER(\'date\')',                   description: '返回指定日期是一年的第几个季度' },
-    { label: 'YEAR',              insertText:'YEAR(\'date\')',                      description: '返回指定日期的年份' },
-    { label: 'DATE_ADD',          insertText:'DATE_ADD(\'date\', interval 1 day)',  description: '日期函数加减运算' },
-    { label: 'DATE_SUB',          insertText:'DATE_SUB(\'date\', interval 1 day)',  description: '日期函数加减运算' },
-    { label: 'DATE_FORMAT',       insertText:'DATE_FORMAT(\'date\', \'%Y-%m-%d %h:%i:%s\')',       description: '' }, 
-    { label: 'CURDATE',           insertText:'CURDATE()',                      description: '返回当前日期' },
-    { label: 'CURTIME',           insertText:'CURTIME()',                      description: '返回当前时间' },
-    { label: 'NOW',               insertText:'NOW()',                          description: '返回当前日期时间' },
-    { label: 'DATEDIFF',          insertText:'DATEDIFF(expr1,expr2)',          description: '返回结束日expr1和起始日expr2之间的天数' },
-    { label: 'UNIX_TIMESTAMP',    insertText:'UNIX_TIMESTAMP()',               description: '返回指定时间(默认当前)unix时间戳' },
-    { label: 'FROM_UNIXTIME',     insertText:'FROM_UNIXTIME(timestamp)',       description: '把时间戳格式为年月日时分秒' },
-      
-    /**  逻辑函数 */  
-    { label: 'IFNULL',            insertText:'IFNULL(expression, alt_value)',  description: '表达式为空取第二个参数值,否则取表达式值' },
-    { label: 'IF',                insertText:'IF(expr1, expr2, expr3)',          description: 'expr1为true则取expr2，否则取expr3' },
-    { label: 'CASE',              insertText:'(CASE \n WHEN expr1 THEN expr2 \n ELSE expr3) col',       description: 'CASE WHEN THEN ELSE' },
-  ]
-};
-export {
-  language
-};
diff --git a/server/internal/db/api/db.go b/server/internal/db/api/db.go
index c1958a65..d951b10f 100644
--- a/server/internal/db/api/db.go
+++ b/server/internal/db/api/db.go
@@ -318,7 +318,7 @@ func (d *Db) dumpDb(writer *gzipWriter, dbId uint64, dbName string, tables []str
 	writer.WriteString(dbConn.Info.Type.StmtUseDatabase(dbName))
 	writer.WriteString(dbConn.Info.Type.StmtSetForeignKeyChecks(false))
 
-	dbMeta := dbConn.GetMeta()
+	dbMeta := dbConn.GetDialect()
 	if len(tables) == 0 {
 		ti, err := dbMeta.GetTables()
 		biz.ErrIsNil(err)
@@ -369,7 +369,7 @@ func (d *Db) dumpDb(writer *gzipWriter, dbId uint64, dbName string, tables []str
 }
 
 func (d *Db) TableInfos(rc *req.Ctx) {
-	res, err := d.getDbConn(rc.GinCtx).GetMeta().GetTables()
+	res, err := d.getDbConn(rc.GinCtx).GetDialect().GetTables()
 	biz.ErrIsNilAppendErr(err, "获取表信息失败: %s")
 	rc.ResData = res
 }
@@ -377,7 +377,7 @@ func (d *Db) TableInfos(rc *req.Ctx) {
 func (d *Db) TableIndex(rc *req.Ctx) {
 	tn := rc.GinCtx.Query("tableName")
 	biz.NotEmpty(tn, "tableName不能为空")
-	res, err := d.getDbConn(rc.GinCtx).GetMeta().GetTableIndex(tn)
+	res, err := d.getDbConn(rc.GinCtx).GetDialect().GetTableIndex(tn)
 	biz.ErrIsNilAppendErr(err, "获取表索引信息失败: %s")
 	rc.ResData = res
 }
@@ -389,7 +389,7 @@ func (d *Db) ColumnMA(rc *req.Ctx) {
 	biz.NotEmpty(tn, "tableName不能为空")
 
 	dbi := d.getDbConn(rc.GinCtx)
-	res, err := dbi.GetMeta().GetColumns(tn)
+	res, err := dbi.GetDialect().GetColumns(tn)
 	biz.ErrIsNilAppendErr(err, "获取数据库列信息失败: %s")
 	rc.ResData = res
 }
@@ -398,7 +398,7 @@ func (d *Db) ColumnMA(rc *req.Ctx) {
 func (d *Db) HintTables(rc *req.Ctx) {
 	dbi := d.getDbConn(rc.GinCtx)
 
-	dm := dbi.GetMeta()
+	dm := dbi.GetDialect()
 	// 获取所有表
 	tables, err := dm.GetTables()
 	biz.ErrIsNil(err)
@@ -439,7 +439,7 @@ func (d *Db) HintTables(rc *req.Ctx) {
 func (d *Db) GetCreateTableDdl(rc *req.Ctx) {
 	tn := rc.GinCtx.Query("tableName")
 	biz.NotEmpty(tn, "tableName不能为空")
-	res, err := d.getDbConn(rc.GinCtx).GetMeta().GetCreateTableDdl(tn)
+	res, err := d.getDbConn(rc.GinCtx).GetDialect().GetCreateTableDdl(tn)
 	biz.ErrIsNilAppendErr(err, "获取表ddl失败: %s")
 	rc.ResData = res
 }
@@ -447,7 +447,7 @@ func (d *Db) GetCreateTableDdl(rc *req.Ctx) {
 func (d *Db) GetPgsqlSchemas(rc *req.Ctx) {
 	conn := d.getDbConn(rc.GinCtx)
 	biz.IsTrue(conn.Info.Type == dbm.DbTypePostgres, "非postgres无法获取该schemas")
-	res, err := d.getDbConn(rc.GinCtx).GetMeta().(*dbm.PgsqlMetadata).GetSchemas()
+	res, err := d.getDbConn(rc.GinCtx).GetDialect().(*dbm.PgsqlDialect).GetSchemas()
 	biz.ErrIsNilAppendErr(err, "获取schemas失败: %s")
 	rc.ResData = res
 }
diff --git a/server/internal/db/application/db_sql_exec.go b/server/internal/db/application/db_sql_exec.go
index b5d10509..d0b3e5e9 100644
--- a/server/internal/db/application/db_sql_exec.go
+++ b/server/internal/db/application/db_sql_exec.go
@@ -188,7 +188,7 @@ func doSelect(selectStmt *sqlparser.Select, execSqlReq *DbSqlExecReq) (*DbSqlExe
 func doRead(execSqlReq *DbSqlExecReq) (*DbSqlExecRes, error) {
 	dbConn := execSqlReq.DbConn
 	sql := execSqlReq.Sql
-	colNames, res, err := dbConn.SelectData(sql)
+	colNames, res, err := dbConn.Query(sql)
 	if err != nil {
 		return nil, err
 	}
@@ -216,7 +216,7 @@ func doUpdate(update *sqlparser.Update, execSqlReq *DbSqlExecReq, dbSqlExec *ent
 	}
 
 	// 获取表主键列名,排除使用别名
-	primaryKey, err := dbConn.GetMeta().GetPrimaryKey(tableName)
+	primaryKey, err := dbConn.GetDialect().GetPrimaryKey(tableName)
 	if err != nil {
 		return nil, errorx.NewBiz("获取表主键信息失败")
 	}
@@ -224,7 +224,7 @@ func doUpdate(update *sqlparser.Update, execSqlReq *DbSqlExecReq, dbSqlExec *ent
 	updateColumnsAndPrimaryKey := strings.Join(updateColumns, ",") + "," + primaryKey
 	// 查询要更新字段数据的旧值，以及主键值
 	selectSql := fmt.Sprintf("SELECT %s FROM %s %s LIMIT 200", updateColumnsAndPrimaryKey, tableStr, where)
-	_, res, err := dbConn.SelectData(selectSql)
+	_, res, err := dbConn.Query(selectSql)
 	if err == nil {
 		bytes, _ := json.Marshal(res)
 		dbSqlExec.OldValue = string(bytes)
@@ -251,7 +251,7 @@ func doDelete(delete *sqlparser.Delete, execSqlReq *DbSqlExecReq, dbSqlExec *ent
 
 	// 查询删除数据
 	selectSql := fmt.Sprintf("SELECT * FROM %s %s LIMIT 200", tableStr, where)
-	_, res, _ := dbConn.SelectData(selectSql)
+	_, res, _ := dbConn.Query(selectSql)
 
 	bytes, _ := json.Marshal(res)
 	dbSqlExec.OldValue = string(bytes)
diff --git a/server/internal/db/application/instance.go b/server/internal/db/application/instance.go
index ea7ad92f..8082c517 100644
--- a/server/internal/db/application/instance.go
+++ b/server/internal/db/application/instance.go
@@ -92,9 +92,7 @@ func (app *instanceAppImpl) Delete(ctx context.Context, id uint64) error {
 
 func (app *instanceAppImpl) GetDatabases(ed *entity.DbInstance) ([]string, error) {
 	ed.Network = ed.GetNetwork()
-	databases := make([]string, 0)
 	metaDb := ed.Type.MetaDbName()
-	getDatabasesSql := ed.Type.StmtSelectDbName()
 
 	dbConn, err := toDbInfo(ed, 0, metaDb, "").Conn()
 	if err != nil {
@@ -102,13 +100,5 @@ func (app *instanceAppImpl) GetDatabases(ed *entity.DbInstance) ([]string, error
 	}
 	defer dbConn.Close()
 
-	_, res, err := dbConn.SelectData(getDatabasesSql)
-	if err != nil {
-		return nil, err
-	}
-	for _, re := range res {
-		databases = append(databases, re["dbname"].(string))
-	}
-
-	return databases, nil
+	return dbConn.GetDialect().GetDbNames()
 }
diff --git a/server/internal/db/dbm/conn.go b/server/internal/db/dbm/conn.go
index 8a152229..31b21e4a 100644
--- a/server/internal/db/dbm/conn.go
+++ b/server/internal/db/dbm/conn.go
@@ -18,14 +18,32 @@ type DbConn struct {
 }
 
 // 执行查询语句
-// 依次返回 列名数组，结果map，错误
-func (d *DbConn) SelectData(execSql string) ([]string, []map[string]any, error) {
-	return selectDataByDb(d.db, execSql)
+// 依次返回 列名数组(顺序)，结果map，错误
+func (d *DbConn) Query(querySql string) ([]string, []map[string]any, error) {
+	result := make([]map[string]any, 0, 16)
+	columns, err := walkTableRecord(d.db, querySql, func(record map[string]any, columns []string) {
+		result = append(result, record)
+	})
+	if err != nil {
+		return nil, nil, err
+	}
+	return columns, result, nil
 }
 
 // 将查询结果映射至struct，可具体参考sqlx库
-func (d *DbConn) SelectData2Struct(execSql string, dest any) error {
-	return select2StructByDb(d.db, execSql, dest)
+func (d *DbConn) Query2Struct(execSql string, dest any) error {
+	rows, err := d.db.Query(execSql)
+	if err != nil {
+		return err
+	}
+	// rows对象一定要close掉，如果出错，不关掉则会很迅速的达到设置最大连接数，
+	// 后面的链接过来直接报错或拒绝，实际上也没有起效果
+	defer func() {
+		if rows != nil {
+			rows.Close()
+		}
+	}()
+	return scanAll(rows, dest, false)
 }
 
 // WalkTableRecord 遍历表记录
@@ -45,12 +63,12 @@ func (d *DbConn) Exec(sql string) (int64, error) {
 }
 
 // 获取数据库元信息实现接口
-func (d *DbConn) GetMeta() DbMetadata {
+func (d *DbConn) GetDialect() DbDialect {
 	switch d.Info.Type {
 	case DbTypeMysql:
-		return &MysqlMetadata{dc: d}
+		return &MysqlDialect{dc: d}
 	case DbTypePostgres:
-		return &PgsqlMetadata{dc: d}
+		return &PgsqlDialect{dc: d}
 	default:
 		panic(fmt.Sprintf("invalid database type: %s", d.Info.Type))
 	}
@@ -66,17 +84,6 @@ func (d *DbConn) Close() {
 	}
 }
 
-func selectDataByDb(db *sql.DB, selectSql string) ([]string, []map[string]any, error) {
-	result := make([]map[string]any, 0, 16)
-	columns, err := walkTableRecord(db, selectSql, func(record map[string]any, columns []string) {
-		result = append(result, record)
-	})
-	if err != nil {
-		return nil, nil, err
-	}
-	return columns, result, nil
-}
-
 func walkTableRecord(db *sql.DB, selectSql string, walk func(record map[string]any, columns []string)) ([]string, error) {
 	rows, err := db.Query(selectSql)
 	if err != nil {
@@ -172,19 +179,3 @@ func valueConvert(data []byte, colType *sql.ColumnType) any {
 
 	return stringV
 }
-
-// 查询数据结果映射至struct。可参考sqlx库
-func select2StructByDb(db *sql.DB, selectSql string, dest any) error {
-	rows, err := db.Query(selectSql)
-	if err != nil {
-		return err
-	}
-	// rows对象一定要close掉，如果出错，不关掉则会很迅速的达到设置最大连接数，
-	// 后面的链接过来直接报错或拒绝，实际上也没有起效果
-	defer func() {
-		if rows != nil {
-			rows.Close()
-		}
-	}()
-	return scanAll(rows, dest, false)
-}
diff --git a/server/internal/db/dbm/db_type.go b/server/internal/db/dbm/db_type.go
index 43de6843..fb984b4d 100644
--- a/server/internal/db/dbm/db_type.go
+++ b/server/internal/db/dbm/db_type.go
@@ -50,17 +50,6 @@ func (dbType DbType) QuoteLiteral(literal string) string {
 	}
 }
 
-func (dbType DbType) StmtSelectDbName() string {
-	switch dbType {
-	case DbTypeMysql:
-		return "SELECT SCHEMA_NAME AS dbname FROM SCHEMATA"
-	case DbTypePostgres:
-		return "SELECT datname AS dbname FROM pg_database WHERE datistemplate = false AND has_database_privilege(datname, 'CONNECT')"
-	default:
-		panic(fmt.Sprintf("invalid database type: %s", dbType))
-	}
-}
-
 func (dbType DbType) Dialect() sqlparser.Dialect {
 	switch dbType {
 	case DbTypeMysql:
diff --git a/server/internal/db/dbm/meta.go b/server/internal/db/dbm/dialect.go
similarity index 94%
rename from server/internal/db/dbm/meta.go
rename to server/internal/db/dbm/dialect.go
index 3e0188d0..aa0e87b5 100644
--- a/server/internal/db/dbm/meta.go
+++ b/server/internal/db/dbm/dialect.go
@@ -41,8 +41,10 @@ type Index struct {
 }
 
 // -----------------------------------元数据接口定义------------------------------------------
-// 数据库元信息接口（表、列、获取表数据等元信息）
-type DbMetadata interface {
+// 数据库方言、元信息接口（表、列、获取表数据等元信息）
+type DbDialect interface {
+	// 获取数据库名称列表
+	GetDbNames() ([]string, error)
 
 	// 获取表信息
 	GetTables() ([]Table, error)
@@ -53,9 +55,6 @@ type DbMetadata interface {
 	// 获取表主键字段名，没有主键标识则默认第一个字段
 	GetPrimaryKey(tablename string) (string, error)
 
-	// // 获取表信息，比GetTables获取更详细的表信息
-	// GetTableInfos() ([]Table, error)
-
 	// 获取表索引信息
 	GetTableIndex(tableName string) ([]Index, error)
 
diff --git a/server/internal/db/dbm/mysql_meta.go b/server/internal/db/dbm/dialect_mysql.go
similarity index 72%
rename from server/internal/db/dbm/mysql_meta.go
rename to server/internal/db/dbm/dialect_mysql.go
index 4d577317..b2ea54b3 100644
--- a/server/internal/db/dbm/mysql_meta.go
+++ b/server/internal/db/dbm/dialect_mysql.go
@@ -39,13 +39,27 @@ const (
 	MYSQL_COLUMN_MA_KEY  = "MYSQL_COLUMN_MA"
 )
 
-type MysqlMetadata struct {
+type MysqlDialect struct {
 	dc *DbConn
 }
 
+func (md *MysqlDialect) GetDbNames() ([]string, error) {
+	_, res, err := md.dc.Query("SELECT SCHEMA_NAME AS dbname FROM SCHEMATA")
+	if err != nil {
+		return nil, err
+	}
+
+	databases := make([]string, 0)
+	for _, re := range res {
+		databases = append(databases, anyx.ConvString(re["dbname"]))
+	}
+
+	return databases, nil
+}
+
 // 获取表基础元信息, 如表名等
-func (mm *MysqlMetadata) GetTables() ([]Table, error) {
-	_, res, err := mm.dc.SelectData(GetLocalSql(MYSQL_META_FILE, MYSQL_TABLE_INFO_KEY))
+func (md *MysqlDialect) GetTables() ([]Table, error) {
+	_, res, err := md.dc.Query(GetLocalSql(MYSQL_META_FILE, MYSQL_TABLE_INFO_KEY))
 	if err != nil {
 		return nil, err
 	}
@@ -65,7 +79,7 @@ func (mm *MysqlMetadata) GetTables() ([]Table, error) {
 }
 
 // 获取列元信息, 如列名等
-func (mm *MysqlMetadata) GetColumns(tableNames ...string) ([]Column, error) {
+func (md *MysqlDialect) GetColumns(tableNames ...string) ([]Column, error) {
 	tableName := ""
 	for i := 0; i < len(tableNames); i++ {
 		if i != 0 {
@@ -74,7 +88,7 @@ func (mm *MysqlMetadata) GetColumns(tableNames ...string) ([]Column, error) {
 		tableName = tableName + "'" + tableNames[i] + "'"
 	}
 
-	_, res, err := mm.dc.SelectData(fmt.Sprintf(GetLocalSql(MYSQL_META_FILE, MYSQL_COLUMN_MA_KEY), tableName))
+	_, res, err := md.dc.Query(fmt.Sprintf(GetLocalSql(MYSQL_META_FILE, MYSQL_COLUMN_MA_KEY), tableName))
 	if err != nil {
 		return nil, err
 	}
@@ -96,8 +110,8 @@ func (mm *MysqlMetadata) GetColumns(tableNames ...string) ([]Column, error) {
 }
 
 // 获取表主键字段名，不存在主键标识则默认第一个字段
-func (mm *MysqlMetadata) GetPrimaryKey(tablename string) (string, error) {
-	columns, err := mm.GetColumns(tablename)
+func (md *MysqlDialect) GetPrimaryKey(tablename string) (string, error) {
+	columns, err := md.GetColumns(tablename)
 	if err != nil {
 		return "", err
 	}
@@ -115,8 +129,8 @@ func (mm *MysqlMetadata) GetPrimaryKey(tablename string) (string, error) {
 }
 
 // 获取表索引信息
-func (mm *MysqlMetadata) GetTableIndex(tableName string) ([]Index, error) {
-	_, res, err := mm.dc.SelectData(fmt.Sprintf(GetLocalSql(MYSQL_META_FILE, MYSQL_INDEX_INFO_KEY), tableName))
+func (md *MysqlDialect) GetTableIndex(tableName string) ([]Index, error) {
+	_, res, err := md.dc.Query(fmt.Sprintf(GetLocalSql(MYSQL_META_FILE, MYSQL_INDEX_INFO_KEY), tableName))
 	if err != nil {
 		return nil, err
 	}
@@ -152,18 +166,18 @@ func (mm *MysqlMetadata) GetTableIndex(tableName string) ([]Index, error) {
 }
 
 // 获取建表ddl
-func (mm *MysqlMetadata) GetCreateTableDdl(tableName string) (string, error) {
-	_, res, err := mm.dc.SelectData(fmt.Sprintf("show create table `%s` ", tableName))
+func (md *MysqlDialect) GetCreateTableDdl(tableName string) (string, error) {
+	_, res, err := md.dc.Query(fmt.Sprintf("show create table `%s` ", tableName))
 	if err != nil {
 		return "", err
 	}
 	return res[0]["Create Table"].(string) + ";", nil
 }
 
-func (mm *MysqlMetadata) GetTableRecord(tableName string, pageNum, pageSize int) ([]string, []map[string]any, error) {
-	return mm.dc.SelectData(fmt.Sprintf("SELECT * FROM %s LIMIT %d, %d", tableName, (pageNum-1)*pageSize, pageSize))
+func (md *MysqlDialect) GetTableRecord(tableName string, pageNum, pageSize int) ([]string, []map[string]any, error) {
+	return md.dc.Query(fmt.Sprintf("SELECT * FROM %s LIMIT %d, %d", tableName, (pageNum-1)*pageSize, pageSize))
 }
 
-func (mm *MysqlMetadata) WalkTableRecord(tableName string, walk func(record map[string]any, columns []string)) error {
-	return mm.dc.WalkTableRecord(fmt.Sprintf("SELECT * FROM %s", tableName), walk)
+func (md *MysqlDialect) WalkTableRecord(tableName string, walk func(record map[string]any, columns []string)) error {
+	return md.dc.WalkTableRecord(fmt.Sprintf("SELECT * FROM %s", tableName), walk)
 }
diff --git a/server/internal/db/dbm/pgsql_meta.go b/server/internal/db/dbm/dialect_pgsql.go
similarity index 77%
rename from server/internal/db/dbm/pgsql_meta.go
rename to server/internal/db/dbm/dialect_pgsql.go
index 7480a35b..cb55b74e 100644
--- a/server/internal/db/dbm/pgsql_meta.go
+++ b/server/internal/db/dbm/dialect_pgsql.go
@@ -99,13 +99,27 @@ const (
 	PGSQL_TABLE_DDL_KEY  = "PGSQL_TABLE_DDL_FUNC"
 )
 
-type PgsqlMetadata struct {
+type PgsqlDialect struct {
 	dc *DbConn
 }
 
+func (pd *PgsqlDialect) GetDbNames() ([]string, error) {
+	_, res, err := pd.dc.Query("SELECT datname AS dbname FROM pg_database WHERE datistemplate = false AND has_database_privilege(datname, 'CONNECT')")
+	if err != nil {
+		return nil, err
+	}
+
+	databases := make([]string, 0)
+	for _, re := range res {
+		databases = append(databases, anyx.ConvString(re["dbname"]))
+	}
+
+	return databases, nil
+}
+
 // 获取表基础元信息, 如表名等
-func (pm *PgsqlMetadata) GetTables() ([]Table, error) {
-	_, res, err := pm.dc.SelectData(GetLocalSql(PGSQL_META_FILE, PGSQL_TABLE_INFO_KEY))
+func (pd *PgsqlDialect) GetTables() ([]Table, error) {
+	_, res, err := pd.dc.Query(GetLocalSql(PGSQL_META_FILE, PGSQL_TABLE_INFO_KEY))
 	if err != nil {
 		return nil, err
 	}
@@ -125,7 +139,7 @@ func (pm *PgsqlMetadata) GetTables() ([]Table, error) {
 }
 
 // 获取列元信息, 如列名等
-func (pm *PgsqlMetadata) GetColumns(tableNames ...string) ([]Column, error) {
+func (pd *PgsqlDialect) GetColumns(tableNames ...string) ([]Column, error) {
 	tableName := ""
 	for i := 0; i < len(tableNames); i++ {
 		if i != 0 {
@@ -134,7 +148,7 @@ func (pm *PgsqlMetadata) GetColumns(tableNames ...string) ([]Column, error) {
 		tableName = tableName + "'" + tableNames[i] + "'"
 	}
 
-	_, res, err := pm.dc.SelectData(fmt.Sprintf(GetLocalSql(PGSQL_META_FILE, PGSQL_COLUMN_MA_KEY), tableName))
+	_, res, err := pd.dc.Query(fmt.Sprintf(GetLocalSql(PGSQL_META_FILE, PGSQL_COLUMN_MA_KEY), tableName))
 	if err != nil {
 		return nil, err
 	}
@@ -155,8 +169,8 @@ func (pm *PgsqlMetadata) GetColumns(tableNames ...string) ([]Column, error) {
 	return columns, nil
 }
 
-func (pm *PgsqlMetadata) GetPrimaryKey(tablename string) (string, error) {
-	columns, err := pm.GetColumns(tablename)
+func (pd *PgsqlDialect) GetPrimaryKey(tablename string) (string, error) {
+	columns, err := pd.GetColumns(tablename)
 	if err != nil {
 		return "", err
 	}
@@ -173,8 +187,8 @@ func (pm *PgsqlMetadata) GetPrimaryKey(tablename string) (string, error) {
 }
 
 // 获取表索引信息
-func (pm *PgsqlMetadata) GetTableIndex(tableName string) ([]Index, error) {
-	_, res, err := pm.dc.SelectData(fmt.Sprintf(GetLocalSql(PGSQL_META_FILE, PGSQL_INDEX_INFO_KEY), tableName))
+func (pd *PgsqlDialect) GetTableIndex(tableName string) ([]Index, error) {
+	_, res, err := pd.dc.Query(fmt.Sprintf(GetLocalSql(PGSQL_META_FILE, PGSQL_INDEX_INFO_KEY), tableName))
 	if err != nil {
 		return nil, err
 	}
@@ -210,17 +224,17 @@ func (pm *PgsqlMetadata) GetTableIndex(tableName string) ([]Index, error) {
 }
 
 // 获取建表ddl
-func (pm *PgsqlMetadata) GetCreateTableDdl(tableName string) (string, error) {
-	_, err := pm.dc.Exec(GetLocalSql(PGSQL_META_FILE, PGSQL_TABLE_DDL_KEY))
+func (pd *PgsqlDialect) GetCreateTableDdl(tableName string) (string, error) {
+	_, err := pd.dc.Exec(GetLocalSql(PGSQL_META_FILE, PGSQL_TABLE_DDL_KEY))
 	if err != nil {
 		return "", err
 	}
 
-	_, schemaRes, _ := pm.dc.SelectData("select current_schema() as schema")
+	_, schemaRes, _ := pd.dc.Query("select current_schema() as schema")
 	schemaName := schemaRes[0]["schema"].(string)
 
 	ddlSql := fmt.Sprintf("select showcreatetable('%s','%s') as sql", schemaName, tableName)
-	_, res, err := pm.dc.SelectData(ddlSql)
+	_, res, err := pd.dc.Query(ddlSql)
 	if err != nil {
 		return "", err
 	}
@@ -228,18 +242,18 @@ func (pm *PgsqlMetadata) GetCreateTableDdl(tableName string) (string, error) {
 	return res[0]["sql"].(string), nil
 }
 
-func (pm *PgsqlMetadata) GetTableRecord(tableName string, pageNum, pageSize int) ([]string, []map[string]any, error) {
-	return pm.dc.SelectData(fmt.Sprintf("SELECT * FROM %s OFFSET %d LIMIT %d", tableName, (pageNum-1)*pageSize, pageSize))
+func (pd *PgsqlDialect) GetTableRecord(tableName string, pageNum, pageSize int) ([]string, []map[string]any, error) {
+	return pd.dc.Query(fmt.Sprintf("SELECT * FROM %s OFFSET %d LIMIT %d", tableName, (pageNum-1)*pageSize, pageSize))
 }
 
-func (pm *PgsqlMetadata) WalkTableRecord(tableName string, walk func(record map[string]any, columns []string)) error {
-	return pm.dc.WalkTableRecord(fmt.Sprintf("SELECT * FROM %s", tableName), walk)
+func (pd *PgsqlDialect) WalkTableRecord(tableName string, walk func(record map[string]any, columns []string)) error {
+	return pd.dc.WalkTableRecord(fmt.Sprintf("SELECT * FROM %s", tableName), walk)
 }
 
 // 获取pgsql当前连接的库可访问的schemaNames
-func (pm *PgsqlMetadata) GetSchemas() ([]string, error) {
+func (pd *PgsqlDialect) GetSchemas() ([]string, error) {
 	sql := GetLocalSql(PGSQL_META_FILE, PGSQL_DB_SCHEMAS)
-	_, res, err := pm.dc.SelectData(sql)
+	_, res, err := pd.dc.Query(sql)
 	if err != nil {
 		return nil, err
 	}