!86 dbms支持sqlite和一些bug修复

* fix: 达梦数据库连接修复，以支持带特殊字符的密码和schema * fix: oracle bug修复 * feat: dbms支持sqlite * fix: dbms 修改字段名bug
2025-11-02 15:30:25 +08:00 · 2024-01-19 08:59:35 +00:00
parent b017b902f8
commit 9a59749763
27 changed files with 987 additions and 155 deletions
--- a/mayfly_go_web/src/assets/iconfont/iconfont.js
+++ b/mayfly_go_web/src/assets/iconfont/iconfont.js
--- a/mayfly_go_web/src/assets/iconfont/iconfont.json
+++ b/mayfly_go_web/src/assets/iconfont/iconfont.json
@@ -55,11 +55,11 @@
      "unicode_decimal": 58905
    },
    {
-      "icon_id": "11617944",
+      "icon_id": "25271976",
      "name": "oracle",
      "font_class": "oracle",
-      "unicode": "e6ea",
-      "unicode_decimal": 59114
+      "unicode": "e507",
+      "unicode_decimal": 58631
    },
    {
      "icon_id": "8105644",
@@ -67,6 +67,13 @@
      "font_class": "mariadb",
      "unicode": "e513",
      "unicode_decimal": 58643
+    },
+    {
+      "icon_id": "13601813",
+      "name": "sqlite",
+      "font_class": "sqlite",
+      "unicode": "e546",
+      "unicode_decimal": 58694
    }
  ]
 }
--- a/mayfly_go_web/src/views/ops/db/InstanceEdit.vue
+++ b/mayfly_go_web/src/views/ops/db/InstanceEdit.vue
@@ -15,7 +15,7 @@
                                </el-option>
                            </el-select>
                        </el-form-item>
-                        <el-form-item prop="host" label="host" required>
+                        <el-form-item v-if="form.type !== DbType.sqlite" prop="host" label="host" required>
                            <el-col :span="18">
                                <el-input :disabled="form.id !== undefined" v-model.trim="form.host" placeholder="请输入主机ip" auto-complete="off"></el-input>
                            </el-col>
@@ -24,13 +24,18 @@
                                <el-input type="number" v-model.number="form.port" placeholder="端口"></el-input>
                            </el-col>
                        </el-form-item>
+
+                        <el-form-item v-if="form.type === DbType.sqlite" prop="host" label="sqlite地址">
+                            <el-input v-model.trim="form.host" placeholder="请输入sqlite文件在服务器的绝对地址"></el-input>
+                        </el-form-item>
+
                        <el-form-item v-if="form.type === DbType.oracle" prop="sid" label="SID">
                            <el-input v-model.trim="form.sid" placeholder="请输入服务id"></el-input>
                        </el-form-item>
-                        <el-form-item prop="username" label="用户名" required>
+                        <el-form-item v-if="form.type !== DbType.sqlite" prop="username" label="用户名" required>
                            <el-input v-model.trim="form.username" placeholder="请输入用户名"></el-input>
                        </el-form-item>
-                        <el-form-item prop="password" label="密码">
+                        <el-form-item v-if="form.type !== DbType.sqlite" prop="password" label="密码">
                            <el-input type="password" show-password v-model.trim="form.password" placeholder="请输入密码" autocomplete="new-password">
                                <template v-if="form.id && form.id != 0" #suffix>
                                    <el-popover @hide="pwd = ''" placement="right" title="原密码" :width="200" trigger="click" :content="pwd">
@@ -169,6 +174,10 @@ const dbTypes = [
        type: 'oracle',
        label: 'oracle',
    },
+    {
+        type: 'sqlite',
+        label: 'sqlite',
+    },
 ];

 const state = reactive({
@@ -176,7 +185,7 @@ const state = reactive({
    tabActiveName: 'basic',
    form: {
        id: null,
-        type: null,
+        type: '',
        name: null,
        host: '',
        port: null,
@@ -247,10 +256,12 @@ const testConn = async () => {
 };

 const btnOk = async () => {
-    if (!state.form.id) {
-        notBlank(state.form.password, '新增操作，密码不可为空');
-    } else if (state.form.username != state.oldUserName) {
-        notBlank(state.form.password, '已修改用户名，请输入密码');
+    if (state.form.type !== DbType.sqlite) {
+        if (!state.form.id) {
+            notBlank(state.form.password, '新增操作，密码不可为空');
+        } else if (state.form.username != state.oldUserName) {
+            notBlank(state.form.password, '已修改用户名，请输入密码');
+        }
    }

    dbForm.value.validate(async (valid: boolean) => {
--- a/mayfly_go_web/src/views/ops/db/SqlExec.vue
+++ b/mayfly_go_web/src/views/ops/db/SqlExec.vue
@@ -269,26 +269,24 @@ const NodeTypeDb = new NodeType(SqlExecNodeType.Db)
                nParams.schema = sn;
                nParams.db = nParams.db + '/' + sn;
                nParams.dbs = schemaNames;
-                return new TagTreeNode(`${params.id}.${params.db}.schema.${sn}`, sn, NodeTypePostgresScheam).withParams(nParams).withIcon(SchemaIcon);
+                return new TagTreeNode(`${params.id}.${params.db}.schema.${sn}`, sn, NodeTypePostgresSchema).withParams(nParams).withIcon(SchemaIcon);
            });
        }
-        return [
-            new TagTreeNode(`${params.id}.${params.db}.table-menu`, '表', NodeTypeTableMenu).withParams(params).withIcon(TableIcon),
-            new TagTreeNode(getSqlMenuNodeKey(params.id, params.db), 'SQL', NodeTypeSqlMenu).withParams(params).withIcon(SqlIcon),
-        ];
+        return NodeTypeTables(params);
    })
    .withNodeClickFunc(nodeClickChangeDb);

+const NodeTypeTables = (params: any) => {
+    return [
+        new TagTreeNode(`${params.id}.${params.db}.table-menu`, '表', NodeTypeTableMenu).withParams(params).withIcon(TableIcon),
+        new TagTreeNode(getSqlMenuNodeKey(params.id, params.db), 'SQL', NodeTypeSqlMenu).withParams(params).withIcon(SqlIcon),
+    ];
+};
+
 // postgres schema模式
-const NodeTypePostgresScheam = new NodeType(SqlExecNodeType.PgSchema)
+const NodeTypePostgresSchema = new NodeType(SqlExecNodeType.PgSchema)
    .withContextMenuItems([new ContextmenuItem('reloadTables', '刷新').withIcon('RefreshRight').withOnClick((data: any) => reloadNode(data.key))])
-    .withLoadNodesFunc(async (parentNode: TagTreeNode) => {
-        const params = parentNode.params;
-        return [
-            new TagTreeNode(`${params.id}.${params.db}.table-menu`, '表', NodeTypeTableMenu).withParams(params).withIcon(TableIcon),
-            new TagTreeNode(getSqlMenuNodeKey(params.id, params.db), 'SQL', NodeTypeSqlMenu).withParams(params).withIcon(SqlIcon),
-        ];
-    })
+    .withLoadNodesFunc(async (parentNode: TagTreeNode) => NodeTypeTables(parentNode.params))
    .withNodeClickFunc(nodeClickChangeDb);

 // 数据库表菜单节点
--- a/mayfly_go_web/src/views/ops/db/component/table/DbTableDataOp.vue
+++ b/mayfly_go_web/src/views/ops/db/component/table/DbTableDataOp.vue
@@ -371,7 +371,7 @@ const selectData = async () => {
        }

        const countRes = await dbInst.runSql(db, dbInst.getDefaultCountSql(table, state.condition));
-        state.count = countRes.res[0].count || countRes.res[0].COUNT || 0;
+        state.count = parseInt(countRes.res[0].count || countRes.res[0].COUNT || 0);
        let sql = dbInst.getDefaultSelectSql(table, state.condition, state.orderBy, state.pageNum, state.pageSize);
        state.sql = sql;
        if (state.count > 0) {
--- a/mayfly_go_web/src/views/ops/db/component/table/DbTableOp.vue
+++ b/mayfly_go_web/src/views/ops/db/component/table/DbTableOp.vue
@@ -1,6 +1,6 @@
 <template>
    <div>
-        <el-dialog :title="title" v-model="dialogVisible" :before-close="cancel" width="90%" :close-on-press-escape="false" :close-on-click-modal="false">
+        <el-dialog :title="title" v-model="dialogVisible" :before-close="cancel" width="70%" :close-on-press-escape="false" :close-on-click-modal="false">
            <el-form label-position="left" ref="formRef" :model="tableData" label-width="80px">
                <el-row>
                    <el-col :span="12">
@@ -26,7 +26,7 @@
                                :width="item.width"
                            >
                                <template #default="scope">
-                                    <el-input v-if="item.prop === 'name'" size="small" v-model="scope.row.name"> </el-input>
+                                    <el-input v-if="item.prop === 'name'" size="small" v-model="scope.row.name" />

                                    <el-select v-else-if="item.prop === 'type'" filterable size="small" v-model="scope.row.type">
                                        <el-option
@@ -42,35 +42,30 @@
                                        </el-option>
                                    </el-select>

-                                    <el-input v-else-if="item.prop === 'value'" size="small" v-model="scope.row.value"> </el-input>
+                                    <el-input v-else-if="item.prop === 'value'" size="small" v-model="scope.row.value" />

-                                    <el-input v-else-if="item.prop === 'length'" size="small" v-model="scope.row.length"> </el-input>
+                                    <el-input v-else-if="item.prop === 'length'" type="number" size="small" v-model.number="scope.row.length" />

-                                    <el-input v-else-if="item.prop === 'numScale'" size="small" v-model="scope.row.numScale"> </el-input>
+                                    <el-input v-else-if="item.prop === 'numScale'" type="number" size="small" v-model.number="scope.row.numScale" />

-                                    <el-checkbox v-else-if="item.prop === 'notNull'" size="small" v-model="scope.row.notNull"> </el-checkbox>
+                                    <el-checkbox v-else-if="item.prop === 'notNull'" size="small" v-model="scope.row.notNull" />

-                                    <el-checkbox v-else-if="item.prop === 'pri'" size="small" v-model="scope.row.pri"> </el-checkbox>
+                                    <el-checkbox v-else-if="item.prop === 'pri'" size="small" v-model="scope.row.pri" />

                                    <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-input v-else-if="item.prop === 'remark'" size="small" v-model="scope.row.remark" />

-                                    <el-link
-                                        v-else-if="item.prop === 'action'"
-                                        type="danger"
-                                        plain
-                                        size="small"
-                                        :underline="false"
-                                        @click.prevent="deleteRow(scope.$index)"
-                                        >删除</el-link
-                                    >
+                                    <el-popconfirm v-else-if="item.prop === 'action'" title="确定删除?" @confirm="deleteRow(scope.$index)">
+                                        <template #reference>
+                                            <el-link type="danger" plain size="small" :underline="false">删除</el-link>
+                                        </template>
+                                    </el-popconfirm>
                                </template>
                            </el-table-column>
                        </el-table>
@@ -110,15 +105,11 @@

                                    <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.$index)"
-                                        >删除</el-link
-                                    >
+                                    <el-popconfirm v-else-if="item.prop === 'action'" title="确定删除?" @confirm="deleteIndex(scope.$index)">
+                                        <template #reference>
+                                            <el-link type="danger" plain size="small" :underline="false">删除</el-link>
+                                        </template>
+                                    </el-popconfirm>
                                </template>
                            </el-table-column>
                        </el-table>
@@ -130,6 +121,7 @@
                </el-tabs>
            </el-form>
            <template #footer>
+                <el-button @click="cancel()">取消</el-button>
                <el-button :loading="btnloading" @click="submit()" type="primary">保存</el-button>
            </template>
        </el-dialog>
@@ -187,22 +179,27 @@ const state = reactive({
                {
                    prop: 'name',
                    label: '字段名称',
+                    width: 200,
                },
                {
                    prop: 'type',
                    label: '字段类型',
+                    width: 120,
                },
                {
                    prop: 'length',
                    label: '长度',
+                    width: 120,
                },
                {
                    prop: 'numScale',
                    label: '小数点',
+                    width: 120,
                },
                {
                    prop: 'value',
                    label: '默认值',
+                    width: 120,
                },

                {
@@ -231,6 +228,7 @@ const state = reactive({
                },
            ] as ColName[],
            res: [] as RowDefinition[],
+            oldFields: [] as RowDefinition[],
        },
        indexs: {
            colNames: [
@@ -261,10 +259,12 @@ const state = reactive({
            ],
            columns: [{ name: '', remark: '' }],
            res: [] as IndexDefinition[],
+            oldIndexs: [] as IndexDefinition[],
        },
        tableName: '',
        tableComment: '',
        height: 450,
+        db: '',
    },
 });

@@ -359,7 +359,10 @@ const filterChangedData = (oldArr: object[], nowArr: object[], key: string): { d
    nowArr.forEach((a) => {
        let k = a[key];
        newMap[k] = a;
-        if (!oldMap.hasOwnProperty(k)) {
+        // 取oldName，因为修改了name，但是oldName不会变
+        let oldName = a['oldName'];
+        oldName && (newMap[oldName] = a);
+        if (!oldMap.hasOwnProperty(k) && (!oldName || (oldName && !oldMap.hasOwnProperty(oldName)))) {
            // 新增
            data.add.push(a);
        }
@@ -376,7 +379,7 @@ const filterChangedData = (oldArr: object[], nowArr: object[], key: string): { d
            for (let f in a) {
                let oldV = a[f];
                let newV = newData[f];
-                if (oldV.toString() !== newV.toString()) {
+                if (oldV?.toString() !== newV?.toString()) {
                    data.upd.push(newData);
                    break;
                }
@@ -399,11 +402,11 @@ const genSql = () => {
        // 修改
        if (state.activeName === '1') {
            // 修改列
-            let changeData = filterChangedData(oldData.fields, state.tableData.fields.res, 'name');
-            return dbDialect.getModifyColumnSql(data.tableName, changeData);
+            let changeData = filterChangedData(state.tableData.fields.oldFields, state.tableData.fields.res, 'name');
+            return dbDialect.getModifyColumnSql(data, data.tableName, changeData);
        } else if (state.activeName === '2') {
            // 修改索引
-            let changeData = filterChangedData(oldData.indexs, state.tableData.indexs.res, 'indexName');
+            let changeData = filterChangedData(state.tableData.indexs.oldIndexs, state.tableData.indexs.res, 'indexName');
            return dbDialect.getModifyIndexSql(data.tableName, changeData);
        }
    }
@@ -456,7 +459,6 @@ const indexChanges = (row: any) => {
    row.indexComment = `${tableData.value.tableName}表(${name.replaceAll('_', ',')})${commentSuffix}`;
 };

-const oldData = { indexs: [] as any[], fields: [] as RowDefinition[] };
 watch(
    () => props.data,
    (newValue: any) => {
@@ -464,9 +466,10 @@ watch(
        // 回显表名表注释
        state.tableData.tableName = row.tableName;
        state.tableData.tableComment = row.tableComment;
+        state.tableData.db = props.db!;
        // 回显列
        if (columns && Array.isArray(columns) && columns.length > 0) {
-            oldData.fields = [];
+            state.tableData.fields.oldFields = [];
            state.tableData.fields.res = [];
            // 索引列下拉选
            state.tableData.indexs.columns = [];
@@ -474,10 +477,17 @@ watch(
                let typeObj = a.columnType.replace(')', '').split('(');
                let type = typeObj[0];
                let length = (typeObj.length > 1 && typeObj[1]) || '';
+                let defaultValue = '';
+                if (a.columnDefault) {
+                    defaultValue = a.columnDefault.trim().replace(/^'|'$/g, '');
+                    // 解决高斯的默认值问题
+                    defaultValue = defaultValue.replace("'::character varying", '');
+                }
                let data = {
                    name: a.columnName,
+                    oldName: a.columnName,
                    type,
-                    value: a.columnDefault || '',
+                    value: defaultValue,
                    length,
                    numScale: a.numScale,
                    notNull: a.nullable !== 'YES',
@@ -486,14 +496,14 @@ watch(
                    remark: a.columnComment,
                };
                state.tableData.fields.res.push(data);
-                oldData.fields.push(JSON.parse(JSON.stringify(data)));
+                state.tableData.fields.oldFields.push(JSON.parse(JSON.stringify(data)));
                // 索引字段下拉选项
                state.tableData.indexs.columns.push({ name: a.columnName, remark: a.columnComment });
            });
        }
        // 回显索引
        if (indexs && Array.isArray(indexs) && indexs.length > 0) {
-            oldData.indexs = [];
+            state.tableData.indexs.oldIndexs = [];
            state.tableData.indexs.res = [];
            // 索引过滤掉主键
            indexs
@@ -507,7 +517,7 @@ watch(
                        indexComment: a.indexComment,
                    };
                    state.tableData.indexs.res.push(data);
-                    oldData.indexs.push(JSON.parse(JSON.stringify(data)));
+                    state.tableData.indexs.oldIndexs.push(JSON.parse(JSON.stringify(data)));
                });
        }
    }
--- a/mayfly_go_web/src/views/ops/db/component/table/DbTablesOp.vue
+++ b/mayfly_go_web/src/views/ops/db/component/table/DbTablesOp.vue
@@ -181,7 +181,7 @@ const state = reactive({
        visible: false,
        activeName: '1',
        type: '',
-        enableEditTypes: [DbType.mysql, DbType.mariadb, DbType.postgresql, DbType.dm, DbType.oracle], // 支持"编辑表"的数据库类型
+        enableEditTypes: [DbType.mysql, DbType.mariadb, DbType.postgresql, DbType.dm, DbType.oracle, DbType.sqlite], // 支持"编辑表"的数据库类型
        data: {
            // 修改表时，传递修改数据
            edit: false,
--- a/mayfly_go_web/src/views/ops/db/dialect/dm_dialect.ts
+++ b/mayfly_go_web/src/views/ops/db/dialect/dm_dialect.ts
@@ -54,6 +54,7 @@ const DM_TYPE_LIST: sqlColumnType[] = [
    { udtName: 'BFILE', dataType: 'BFILE', desc: '二进制文件', space: '', range: '100G-1' },
 ];

+// 参考官方文档：https://eco.dameng.com/document/dm/zh-cn/pm/function.html
 const replaceFunctions: EditorCompletionItem[] = [
    //  数值函数
    { label: 'ABS', insertText: 'ABS(n)', description: '求数值 n 的绝对值' },
@@ -367,7 +368,7 @@ class DMDialect implements DbDialect {
        dmDialectInfo = {
            icon: 'iconfont icon-db-dm',
            defaultPort: 5236,
-            formatSqlDialect: 'postgresql',
+            formatSqlDialect: 'plsql',
            columnTypes: DM_TYPE_LIST.sort((a, b) => a.udtName.localeCompare(b.udtName)),
            editorCompletions,
        };
@@ -500,7 +501,9 @@ class DMDialect implements DbDialect {
        // 默认值
        let defVal = this.getDefaultValueSql(cl);
        let incr = cl.auto_increment ? 'IDENTITY' : '';
-        return ` "${cl.name}" ${cl.type}${length} ${incr} ${cl.notNull ? 'NOT NULL' : ''} ${defVal} `;
+        // 如果有原名以原名为准
+        let name = cl.oldName && cl.name !== cl.oldName ? cl.oldName : cl.name;
+        return ` ${this.quoteIdentifier(name)} ${cl.type}${length} ${incr} ${cl.notNull ? 'NOT NULL' : ''} ${defVal} `;
    }

    getCreateTableSql(data: any): string {
@@ -546,32 +549,75 @@ class DMDialect implements DbDialect {
        return sql.join(';');
    }

-    getModifyColumnSql(tableName: string, changeData: { del: RowDefinition[]; add: RowDefinition[]; upd: RowDefinition[] }): string {
-        let sql: string[] = [];
+    getModifyColumnSql(tableData: any, tableName: string, changeData: { del: RowDefinition[]; add: RowDefinition[]; upd: RowDefinition[] }): string {
+        let schemaArr = tableData.db.split('/');
+        let schema = schemaArr.length > 1 ? schemaArr[schemaArr.length - 1] : schemaArr[0];
+
+        let dbTable = `${this.quoteIdentifier(schema)}.${this.quoteIdentifier(tableName)}`;
+
+        let modifySql = '';
+        let dropSql = '';
+        let renameSql = '';
+        let commentSql = '';
+
+        // 主键字段
+        let priArr = new Set();
+
        if (changeData.add.length > 0) {
            changeData.add.forEach((a) => {
-                sql.push(`ALTER TABLE "${tableName}" add COLUMN ${this.genColumnBasicSql(a)}`);
+                modifySql += `ALTER TABLE ${dbTable} add COLUMN ${this.genColumnBasicSql(a)};`;
                if (a.remark) {
-                    sql.push(`comment on COLUMN "${tableName}"."${a.name}" is '${a.remark}'`);
+                    commentSql += `COMMENT ON COLUMN ${dbTable}.${this.quoteIdentifier(a.name)} IS '${a.remark}';`;
+                }
+                if (a.pri) {
+                    priArr.add(`"${a.name}"`);
                }
            });
        }

        if (changeData.upd.length > 0) {
            changeData.upd.forEach((a) => {
-                sql.push(`ALTER TABLE "${tableName}" MODIFY ${this.genColumnBasicSql(a)}`);
-                if (a.remark) {
-                    sql.push(`comment on COLUMN "${tableName}"."${a.name}" is '${a.remark}'`);
+                let cmtSql = `COMMENT ON COLUMN ${dbTable}.${this.quoteIdentifier(a.name)} IS '${a.remark}';`;
+                if (a.remark && a.oldName === a.name) {
+                    commentSql += cmtSql;
+                }
+                // 修改了字段名
+                if (a.oldName !== a.name) {
+                    renameSql += `ALTER TABLE ${dbTable} RENAME COLUMN ${this.quoteIdentifier(a.oldName!)} TO ${this.quoteIdentifier(a.name)};`;
+                    if (a.remark) {
+                        commentSql += cmtSql;
+                    }
+                }
+                modifySql += `ALTER TABLE ${dbTable} MODIFY ${this.genColumnBasicSql(a)};`;
+                if (a.pri) {
+                    priArr.add(`${this.quoteIdentifier(a.name)}`);
                }
            });
        }

        if (changeData.del.length > 0) {
            changeData.del.forEach((a) => {
-                sql.push(`ALTER TABLE "${tableName}" DROP COLUMN ${a.name}`);
+                dropSql += `ALTER TABLE ${dbTable} DROP COLUMN ${a.name};`;
            });
        }
-        return sql.join(';');
+
+        // 编辑主键
+        let dropPkSql = '';
+        if (priArr.size > 0) {
+            let resPri = tableData.fields.res.filter((a: RowDefinition) => a.pri);
+            if (resPri) {
+                priArr.add(`${this.quoteIdentifier(resPri.name)}`);
+            }
+            // 如果有编辑主键字段，则删除主键，再添加主键
+            // 解析表字段中是否含有主键，有的话就删除主键
+            if (tableData.fields.oldFields.find((a: RowDefinition) => a.pri)) {
+                dropPkSql = `ALTER TABLE ${dbTable} DROP PRIMARY KEY;`;
+            }
+        }
+
+        let addPkSql = priArr.size > 0 ? `ALTER TABLE ${dbTable} ADD PRIMARY KEY (${Array.from(priArr).join(',')});` : '';
+
+        return dropPkSql + modifySql + dropSql + renameSql + addPkSql + commentSql;
    }

    getModifyIndexSql(tableName: string, changeData: { del: any[]; add: any[]; upd: any[] }): string {
--- a/mayfly_go_web/src/views/ops/db/dialect/index.ts
+++ b/mayfly_go_web/src/views/ops/db/dialect/index.ts
@@ -3,6 +3,7 @@ import { PostgresqlDialect } from './postgres_dialect';
 import { DMDialect } from '@/views/ops/db/dialect/dm_dialect';
 import { OracleDialect } from '@/views/ops/db/dialect/oracle_dialect';
 import { MariadbDialect } from '@/views/ops/db/dialect/mariadb_dialect';
+import { SqliteDialect } from '@/views/ops/db/dialect/sqlite_dialect';

 export interface sqlColumnType {
    udtName: string;
@@ -14,6 +15,7 @@ export interface sqlColumnType {

 export interface RowDefinition {
    name: string;
+    oldName?: string;
    type: string;
    value: string;
    length: string;
@@ -110,6 +112,7 @@ export const DbType = {
    postgresql: 'postgres',
    dm: 'dm', // 达梦
    oracle: 'oracle',
+    sqlite: 'sqlite',
 };

 export const compatibleMysql = (dbType: string): boolean => {
@@ -164,10 +167,11 @@ export interface DbDialect {

    /**
     * 生成编辑列sql
+     * @param tableData 表数据，包含表名、列数据、索引数据
     * @param tableName 表名
     * @param changeData 改变信息
     */
-    getModifyColumnSql(tableName: string, changeData: { del: RowDefinition[]; add: RowDefinition[]; upd: RowDefinition[] }): string;
+    getModifyColumnSql(tableData: any, tableName: string, changeData: { del: RowDefinition[]; add: RowDefinition[]; upd: RowDefinition[] }): string;

    /**
     * 生成编辑索引sql
@@ -177,7 +181,7 @@ export interface DbDialect {
    getModifyIndexSql(tableName: string, changeData: { del: any[]; add: any[]; upd: any[] }): string;

    /** 通过数据库字段类型，返回基本数据类型 */
-    getDataType: (columnType: string) => DataType;
+    getDataType(columnType: string): DataType;

    /** 包装字符串数据， 如：oracle需要把date类型改为 to_date(str, 'yyyy-mm-dd hh24:mi:ss') */
    wrapStrValue(columnType: string, value: string): string;
@@ -188,6 +192,7 @@ let mariadbDialect = new MariadbDialect();
 let postgresDialect = new PostgresqlDialect();
 let dmDialect = new DMDialect();
 let oracleDialect = new OracleDialect();
+let sqliteDialect = new SqliteDialect();

 export const getDbDialect = (dbType: string | undefined): DbDialect => {
    if (!dbType) {
@@ -204,6 +209,8 @@ export const getDbDialect = (dbType: string | undefined): DbDialect => {
            return dmDialect;
        case DbType.oracle:
            return oracleDialect;
+        case DbType.sqlite:
+            return sqliteDialect;
        default:
            throw new Error('不支持的数据库');
    }
--- a/mayfly_go_web/src/views/ops/db/dialect/mysql_dialect.ts
+++ b/mayfly_go_web/src/views/ops/db/dialect/mysql_dialect.ts
@@ -4,6 +4,7 @@ import { language as mysqlLanguage } from 'monaco-editor/esm/vs/basic-languages/

 export { MYSQL_TYPE_LIST, MysqlDialect };

+// 参考官方文档：https://dev.mysql.com/doc/refman/8.0/en/data-types.html
 const MYSQL_TYPE_LIST = [
    'bigint',
    'binary',
@@ -31,6 +32,7 @@ const MYSQL_TYPE_LIST = [
    'varchar',
 ];

+// 参考官方文档：https://dev.mysql.com/doc/refman/8.3/en/functions.html
 const replaceFunctions: EditorCompletionItem[] = [
    /**  字符串相关函数  */
    { label: 'CONCAT', insertText: 'CONCAT(str1,str2,...)', description: '多字符串合并' },
@@ -193,7 +195,7 @@ class MysqlDialect implements DbDialect {
        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'} ${
+        return ` ${this.quoteIdentifier(cl.name)} ${cl.type}${length} ${cl.notNull ? 'NOT NULL' : 'NULL'} ${
            cl.auto_increment ? 'AUTO_INCREMENT' : ''
        } ${defVal} ${onUpdate} comment '${cl.remark || ''}' `;
    }
@@ -223,35 +225,31 @@ class MysqlDialect implements DbDialect {
        return sql.substring(0, sql.length - 1) + ';';
    }

-    getModifyColumnSql(tableName: string, changeData: { del: RowDefinition[]; add: RowDefinition[]; upd: RowDefinition[] }): string {
-        let addSql = '',
-            updSql = '',
-            delSql = '';
-        if (changeData.add.length > 0) {
-            addSql = `ALTER TABLE ${tableName}`;
-            changeData.add.forEach((a) => {
-                addSql += ` ADD ${this.genColumnBasicSql(a)},`;
+    getModifyColumnSql(tableData: any, tableName: string, changeData: { del: RowDefinition[]; add: RowDefinition[]; upd: RowDefinition[] }): string {
+        let sql = `ALTER TABLE ${this.quoteIdentifier(tableData.db)}.${this.quoteIdentifier(tableName)}`;
+        let arr = [] as string[];
+        if (changeData.del.length > 0) {
+            changeData.del.forEach((a) => {
+                arr.push(` DROP COLUMN  ${this.quoteIdentifier(a.name)} `);
+            });
+        }
+        if (changeData.add.length > 0) {
+            changeData.add.forEach((a) => {
+                arr.push(` ADD COLUMN ${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)}`);
+                if (a.name === a.oldName) {
+                    arr.push(` MODIFY COLUMN ${this.genColumnBasicSql(a)} `);
+                } else {
+                    arr.push(` CHANGE COLUMN ${this.quoteIdentifier(a.oldName!)} ${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;
+        return sql + arr.join(',') + ';';
    }

    getModifyIndexSql(tableName: string, changeData: { del: any[]; add: any[]; upd: any[] }): string {
--- a/mayfly_go_web/src/views/ops/db/dialect/oracle_dialect.ts
+++ b/mayfly_go_web/src/views/ops/db/dialect/oracle_dialect.ts
@@ -14,7 +14,7 @@ import { language as sqlLanguage } from 'monaco-editor/esm/vs/basic-languages/sq

 export { OracleDialect, ORACLE_TYPE_LIST };

-// 参考文档:https://eco.dameng.com/document/dm/zh-cn/sql-dev/dmpl-sql-datatype.html#%E5%AD%97%E7%AC%A6%E6%95%B0%E6%8D%AE%E7%B1%BB%E5%9E%8B
+// 参考官方文档：https://docs.oracle.com/cd/B19306_01/server.102/b14200/sql_elements001.htm
 const ORACLE_TYPE_LIST: sqlColumnType[] = [
    // 字符数据类型
    { udtName: 'CHAR', dataType: 'CHAR', desc: '定长字符串,自动在末尾用空格补全,非unicode', space: '', range: '1 - 2000' },
@@ -50,6 +50,7 @@ const ORACLE_TYPE_LIST: sqlColumnType[] = [
    { udtName: 'BFILE', dataType: 'BFILE', desc: '二进制文件', space: '', range: '' },
 ];

+// 参考官方文档：https://docs.oracle.com/cd/B19306_01/server.102/b14200/functions001.htm
 const replaceFunctions: EditorCompletionItem[] = [
    //  字符函数
    { label: 'ASCII', insertText: 'ASCII(x)', description: '返回字符X的ASCII码' },
@@ -268,16 +269,22 @@ class OracleDialect implements DbDialect {
        return '';
    }

-    genColumnBasicSql(cl: RowDefinition): string {
+    genColumnBasicSql(cl: RowDefinition, create: boolean): string {
        let length = this.getTypeLengthSql(cl);
        // 默认值
        let defVal = this.getDefaultValueSql(cl);
-        let incr = cl.auto_increment ? 'generated by default as IDENTITY' : '';
-        let pri = cl.pri ? 'PRIMARY KEY' : '';
-        return ` ${cl.name.toUpperCase()} ${cl.type}${length} ${incr} ${pri} ${defVal} ${cl.notNull ? 'NOT NULL' : ''} `;
+        let incr = cl.auto_increment && create ? 'generated by default as IDENTITY' : '';
+        // 如果有原名以原名为准
+        let name = cl.oldName && cl.name !== cl.oldName ? cl.oldName : cl.name;
+        let baseSql = ` ${this.quoteIdentifier(name)} ${cl.type}${length} ${incr}`;
+        return incr ? baseSql : ` ${baseSql} ${defVal} ${cl.notNull ? 'NOT NULL' : ''} `;
    }

    getCreateTableSql(data: any): string {
+        let schemaArr = data.db.split('/');
+        let schema = schemaArr.length > 1 ? schemaArr[schemaArr.length - 1] : schemaArr[0];
+        let dbTable = `${this.quoteIdentifier(schema)}.${this.quoteIdentifier(data.tableName)}`;
+
        let createSql = '';
        let tableCommentSql = '';
        let columCommentSql = '';
@@ -285,17 +292,17 @@ class OracleDialect implements DbDialect {
        // 创建表结构
        let fields: string[] = [];
        data.fields.res.forEach((item: any) => {
-            item.name && fields.push(this.genColumnBasicSql(item));
+            item.name && fields.push(this.genColumnBasicSql(item, true));
            // 列注释
            if (item.remark) {
-                columCommentSql += ` comment on column ${data.tableName?.toUpperCase()}.${item.name?.toUpperCase()} is '${item.remark}'; `;
+                columCommentSql += ` COMMENT ON COLUMN ${dbTable}.${this.quoteIdentifier(item.name)} is '${item.remark}'; `;
            }
        });
        // 建表
-        createSql = `CREATE TABLE ${data.tableName?.toUpperCase()} ( ${fields.join(',')} );`;
+        createSql = `CREATE TABLE ${dbTable} ( ${fields.join(',')} );`;
        // 表注释
        if (data.tableComment) {
-            tableCommentSql = ` comment on table ${data.tableName?.toUpperCase()} is '${data.tableComment}'; `;
+            tableCommentSql = ` COMMENT ON TABLE ${dbTable} is '${data.tableComment}'; `;
        }

        return createSql + tableCommentSql + columCommentSql;
@@ -304,40 +311,92 @@ class OracleDialect implements DbDialect {
    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 schemaArr = tableData.db.split('/');
+        let schema = schemaArr.length > 1 ? schemaArr[schemaArr.length - 1] : schemaArr[0];
+        let dbTable = `${this.quoteIdentifier(schema)}.${this.quoteIdentifier(tableData.tableName)}`;
+
        let sql: string[] = [];
        tableData.indexs.res.forEach((a: any) => {
-            sql.push(` CREATE ${a.unique ? 'UNIQUE' : ''} INDEX ${a.indexName} ON "${tableData.tableName}" ("${a.columnNames.join('","')})"`);
+            sql.push(` CREATE ${a.unique ? 'UNIQUE' : ''} INDEX ${a.indexName} ON ${dbTable} ("${a.columnNames.join('","')})"`);
        });
        return sql.join(';');
    }

-    getModifyColumnSql(tableName: string, changeData: { del: RowDefinition[]; add: RowDefinition[]; upd: RowDefinition[] }): string {
-        let sql: string[] = [];
-        if (changeData.add.length > 0) {
-            changeData.add.forEach((a) => {
-                sql.push(`ALTER TABLE "${tableName}" add COLUMN ${this.genColumnBasicSql(a)}`);
-                if (a.remark) {
-                    sql.push(`comment on COLUMN "${tableName}"."${a.name}" is '${a.remark}'`);
+    getModifyColumnSql(tableData: any, tableName: string, changeData: { del: RowDefinition[]; add: RowDefinition[]; upd: RowDefinition[] }): string {
+        let schemaArr = tableData.db.split('/');
+        let schema = schemaArr.length > 1 ? schemaArr[schemaArr.length - 1] : schemaArr[0];
+        let dbTable = `${this.quoteIdentifier(schema)}.${this.quoteIdentifier(tableName)}`;
+
+        let baseSql = `ALTER TABLE ${dbTable} `;
+
+        let modifyArr: string[] = [];
+        let dropArr: string[] = [];
+        // 重命名的sql要一条条执行
+        let renameArr: string[] = [];
+        let commentArr: string[] = [];
+
+        // 主键字段
+        let priArr = new Set();
+
+        if (changeData.upd.length > 0) {
+            changeData.upd.forEach((a) => {
+                let commentSql = `COMMENT ON COLUMN ${dbTable}.${this.quoteIdentifier(a.name)} IS '${a.remark}'`;
+                if (a.remark && a.oldName === a.name) {
+                    commentArr.push(commentSql);
+                }
+                // 修改了字段名
+                if (a.oldName !== a.name) {
+                    renameArr.push(baseSql + ` RENAME COLUMN ${this.quoteIdentifier(a.oldName!)} TO ${this.quoteIdentifier(a.name)} ;`);
+                    if (a.remark) {
+                        commentArr.push(commentSql);
+                    }
+                }
+                modifyArr.push(` MODIFY (${this.genColumnBasicSql(a, false)})`);
+                if (a.pri) {
+                    priArr.add(`${this.quoteIdentifier(a.name)}"`);
                }
            });
        }

-        if (changeData.upd.length > 0) {
-            changeData.upd.forEach((a) => {
-                sql.push(`ALTER TABLE "${tableName}" MODIFY ${this.genColumnBasicSql(a)}`);
+        if (changeData.add.length > 0) {
+            changeData.add.forEach((a) => {
+                modifyArr.push(` ADD (${this.genColumnBasicSql(a, false)})`);
                if (a.remark) {
-                    sql.push(`comment on COLUMN "${tableName}"."${a.name}" is '${a.remark}'`);
+                    commentArr.push(`COMMENT ON COLUMN ${dbTable}.${this.quoteIdentifier(a.name)} is '${a.remark}'`);
+                }
+                if (a.pri) {
+                    priArr.add(`"${a.name}"`);
                }
            });
        }

        if (changeData.del.length > 0) {
            changeData.del.forEach((a) => {
-                sql.push(`ALTER TABLE "${tableName}" DROP COLUMN ${a.name}`);
+                dropArr.push(`${this.quoteIdentifier(a.name)}`);
            });
        }
-        return sql.join(';');
+
+        let dropPkSql = '';
+        if (priArr.size > 0) {
+            let resPri = tableData.fields.res.find((a: RowDefinition) => a.pri);
+            if (resPri) {
+                priArr.add(`"${resPri.name}"`);
+            }
+            // 如果有编辑主键字段，则删除主键，再添加主键
+            // 解析表字段中是否含有主键，有的话就删除主键
+            if (tableData.fields.oldFields.find((a: RowDefinition) => a.pri)) {
+                dropPkSql = `ALTER TABLE ${dbTable} DROP PRIMARY KEY;`;
+            }
+        }
+
+        let modifySql = baseSql + modifyArr.join(' ') + ';';
+        let dropSql = baseSql + ` DROP (${dropArr.join(',')}) ;`;
+        let renameSql = renameArr.join('');
+        let addPkSql = priArr.size > 0 ? `ALTER TABLE ${dbTable} ADD CONSTRAINT "PK_${tableName}" PRIMARY KEY (${Array.from(priArr).join(',')});` : '';
+        let commentSql = commentArr.join(';');
+
+        return dropPkSql + modifySql + dropSql + renameSql + addPkSql + commentSql;
    }

    getModifyIndexSql(tableName: string, changeData: { del: any[]; add: any[]; upd: any[] }): string {
--- a/mayfly_go_web/src/views/ops/db/dialect/postgres_dialect.ts
+++ b/mayfly_go_web/src/views/ops/db/dialect/postgres_dialect.ts
@@ -228,7 +228,7 @@ class PostgresqlDialect implements DbDialect {
            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'])) {
+                if (cl.value.toLowerCase() === 'pg_systimestamp()' && this.matchType(cl.type, ['time', 'date'])) {
                    marks = false;
                } else {
                    marks = true;
@@ -260,7 +260,10 @@ class PostgresqlDialect implements DbDialect {
        let length = this.getTypeLengthSql(cl);
        // 默认值
        let defVal = this.getDefaultValueSql(cl);
-        return ` ${cl.name} ${cl.type}${length} ${cl.notNull ? 'NOT NULL' : ''} ${defVal} `;
+        // 如果有原名以原名为准
+        let name = cl.oldName && cl.name !== cl.oldName ? cl.oldName : cl.name;
+
+        return ` ${this.quoteIdentifier(name)} ${cl.type}${length} ${cl.notNull ? 'NOT NULL' : ''} ${defVal} `;
    }

    getCreateTableSql(data: any): string {
@@ -301,7 +304,7 @@ class PostgresqlDialect implements DbDialect {
        // 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('","')})"`);
+            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}'`);
            }
@@ -309,39 +312,57 @@ class PostgresqlDialect implements DbDialect {
        return sql.join(';');
    }

-    getModifyColumnSql(tableName: string, changeData: { del: RowDefinition[]; add: RowDefinition[]; upd: RowDefinition[] }): string {
-        let sql: string[] = [];
+    getModifyColumnSql(tableData: any, tableName: string, changeData: { del: RowDefinition[]; add: RowDefinition[]; upd: RowDefinition[] }): string {
+        let schemaArr = tableData.db.split('/');
+        let schema = schemaArr.length > 1 ? schemaArr[schemaArr.length - 1] : schemaArr[0];
+        let dbTable = `${this.quoteIdentifier(schema)}.${this.quoteIdentifier(tableName)}`;
+
+        let dropPkSql = '';
+        let modifySql = '';
+        let dropSql = '';
+        let renameSql = '';
+        let addPkSql = '';
+        let commentSql = '';
+
        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}`);
+                modifySql += `alter table ${dbTable} add ${this.genColumnBasicSql(a)};`;
                if (a.remark) {
-                    sql.push(`comment on column "${tableName}"."${a.name}" is '${a.remark}'`);
+                    commentSql += `comment on column ${dbTable}.${this.quoteIdentifier(a.name)} is '${a.remark}';`;
                }
            });
        }

        if (changeData.upd.length > 0) {
            changeData.upd.forEach((a) => {
+                let cmtSql = `comment on column ${dbTable}.${this.quoteIdentifier(a.name)} is '${a.remark}';`;
+                if (a.remark && a.oldName === a.name) {
+                    commentSql += cmtSql;
+                }
+                // 修改了字段名
+                if (a.oldName !== a.name) {
+                    renameSql += `alter table ${dbTable} rename column ${this.quoteIdentifier(a.oldName!)} to ${this.quoteIdentifier(a.name)};`;
+                    if (a.remark) {
+                        commentSql += cmtSql;
+                    }
+                }
                let typeLength = this.getTypeLengthSql(a);
-                sql.push(`ALTER TABLE ${tableName} alter column ${a.name} type ${a.type}${typeLength}`);
+                // 如果有原名以原名为准
+                let name = a.oldName && a.name !== a.oldName ? a.oldName : a.name;
+                modifySql += `alter table ${dbTable} alter column ${this.quoteIdentifier(name)} type ${a.type}${typeLength} ;`;
                let defaultSql = this.getDefaultValueSql(a);
                if (defaultSql) {
-                    sql.push(`alter table ${tableName} alter column ${a.name} set ${defaultSql}`);
-                }
-                if (a.remark) {
-                    sql.push(`comment on column "${tableName}"."${a.name}" is '${a.remark}'`);
+                    modifySql += `alter table ${dbTable} alter column ${this.quoteIdentifier(name)} set ${defaultSql} ;`;
                }
            });
        }

        if (changeData.del.length > 0) {
            changeData.del.forEach((a) => {
-                sql.push(`ALTER TABLE ${tableName} DROP COLUMN ${a.name}`);
+                dropSql += `alter table ${dbTable} drop column ${a.name};`;
            });
        }
-        return sql.join(';');
+        return dropPkSql + modifySql + dropSql + renameSql + addPkSql + commentSql;
    }

    getModifyIndexSql(tableName: string, changeData: { del: any[]; add: any[]; upd: any[] }): string {
--- a/mayfly_go_web/src/views/ops/db/dialect/sqlite_dialect.ts
+++ b/mayfly_go_web/src/views/ops/db/dialect/sqlite_dialect.ts
@@ -0,0 +1,337 @@
+import {
+    commonCustomKeywords,
+    DataType,
+    DbDialect,
+    DialectInfo,
+    EditorCompletion,
+    EditorCompletionItem,
+    IndexDefinition,
+    RowDefinition,
+    sqlColumnType,
+} from './index';
+import { DbInst } from '@/views/ops/db/db';
+import { language as sqlLanguage } from 'monaco-editor/esm/vs/basic-languages/sql/sql.js';
+
+export { SqliteDialect };
+
+// 参考官方文档：https://www.sqlite.org/datatype3.html
+const SQLITE_TYPE_LIST: sqlColumnType[] = [
+    // INTEGER
+    { udtName: 'int', dataType: 'int', desc: '', space: '', range: '' },
+    { udtName: 'integer', dataType: 'integer', desc: '', space: '', range: '' },
+    { udtName: 'tinyint', dataType: 'tinyint', desc: '', space: '', range: '' },
+    { udtName: 'smallint', dataType: 'smallint', desc: '', space: '', range: '' },
+    { udtName: 'mediumint', dataType: 'mediumint', desc: '', space: '', range: '' },
+    { udtName: 'bigint', dataType: 'bigint', desc: '', space: '', range: '' },
+    { udtName: 'unsigned big int', dataType: 'unsigned big int', desc: '', space: '', range: '' },
+    { udtName: 'int2', dataType: 'int2', desc: '', space: '', range: '' },
+    { udtName: 'int8', dataType: 'int8', desc: '', space: '', range: '' },
+    // TEXT
+    { udtName: 'character', dataType: 'character', desc: '', space: '', range: '' },
+    { udtName: 'varchar', dataType: 'varchar', desc: '', space: '', range: '' },
+    { udtName: 'varying character', dataType: 'varying character', desc: '', space: '', range: '' },
+    { udtName: 'nchar', dataType: 'nchar', desc: '', space: '', range: '' },
+    { udtName: 'native character', dataType: 'native character', desc: '', space: '', range: '' },
+    { udtName: 'nvarchar', dataType: 'nvarchar', desc: '', space: '', range: '' },
+    { udtName: 'text', dataType: 'text', desc: '', space: '', range: '' },
+    { udtName: 'clob', dataType: 'clob', desc: '', space: '', range: '' },
+    // blob
+    { udtName: 'blob', dataType: 'blob', desc: '', space: '', range: '' },
+    { udtName: 'no datatype specified', dataType: 'no datatype specified', desc: '', space: '', range: '' },
+    // REAL
+    { udtName: 'real', dataType: 'real', desc: '', space: '', range: '' },
+    { udtName: 'double', dataType: 'double', desc: '', space: '', range: '' },
+    { udtName: 'double precision', dataType: 'double precision', desc: '', space: '', range: '' },
+    { udtName: 'float', dataType: 'float', desc: '', space: '', range: '' },
+    // NUMERIC
+    { udtName: 'numeric', dataType: 'numeric', desc: '', space: '', range: '' },
+    { udtName: 'decimal', dataType: 'decimal', desc: '', space: '', range: '' },
+    { udtName: 'boolean', dataType: 'boolean', desc: '', space: '', range: '' },
+    { udtName: 'date', dataType: 'date', desc: '', space: '', range: '' },
+    { udtName: 'datetime', dataType: 'datetime', desc: '', space: '', range: '' },
+];
+
+const addCustomKeywords = ['PRAGMA', 'database_list', 'sqlite_master'];
+
+// 参考官方文档：https://www.sqlite.org/lang_corefunc.html
+const functions: EditorCompletionItem[] = [
+    //  字符函数
+    { label: 'abs', insertText: 'abs(X)', description: '返回给定数值的绝对值' },
+    { label: 'changes', insertText: 'changes()', description: '返回最近增删改影响的行数' },
+    { label: 'coalesce', insertText: 'coalesce(X,Y,...)', description: '返回第一个不为空的值' },
+    { label: 'hex', insertText: 'hex(X)', description: '返回给定字符的hex值' },
+    { label: 'ifnull', insertText: 'ifnull(X,Y)', description: '返回第一个不为空的值' },
+    { label: 'iif', insertText: 'iif(X,Y,Z)', description: '如果x为真则返回y，否则返回z' },
+    { label: 'instr', insertText: 'instr(X,Y)', description: '返回字符y在x的第n个位置' },
+    { label: 'length', insertText: 'length(X)', description: '返回给定字符的长度' },
+    { label: 'load_extension', insertText: 'load_extension(X[,Y])', description: '加载扩展块' },
+    { label: 'lower', insertText: 'lower(X)', description: '返回小写字符' },
+    { label: 'ltrim', insertText: 'ltrim(X[,Y])', description: '左trim' },
+    { label: 'nullif', insertText: 'nullif(X,Y)', description: '比较两值相等则返回null，否则返回第一个值' },
+    { label: 'printf', insertText: "printf('%s',...)", description: '字符串格式化拼接,如%s %d' },
+    { label: 'quote', insertText: 'quote(X)', description: '把字符串用引号包起来' },
+    { label: 'random', insertText: 'random()', description: '生成随机数' },
+    { label: 'randomblob', insertText: 'randomblob(N)', description: '生成一个包含N个随机字节的BLOB' },
+    { label: 'replace', insertText: 'replace(X,Y,Z)', description: '替换字符串' },
+    { label: 'round', insertText: 'round(X[,Y])', description: '将数值四舍五入到指定的小数位数' },
+    { label: 'rtrim', insertText: 'rtrim(X[,Y])', description: '右trim' },
+    { label: 'sign', insertText: 'sign(X)', description: '返回数字符号 1正 -1负 0零 null' },
+    { label: 'soundex', insertText: 'soundex(X)', description: '返回字符串X的soundex编码字符串' },
+    { label: 'sqlite_compileoption_get', insertText: 'sqlite_compileoption_get(N)', description: '获取指定编译选项的值' },
+    { label: 'sqlite_compileoption_used', insertText: 'sqlite_compileoption_used(X)', description: '检查SQLite编译时是否使用了指定的编译选项' },
+    { label: 'sqlite_source_id', insertText: 'sqlite_source_id()', description: '获取sqlite源代码标识符' },
+    { label: 'sqlite_version', insertText: 'sqlite_version()', description: '获取sqlite版本' },
+    { label: 'substr', insertText: 'substr(X,Y[,Z])', description: '截取字符串' },
+    { label: 'substring', insertText: 'substring(X,Y[,Z])', description: '截取字符串' },
+    { label: 'trim', insertText: 'trim(X[,Y])', description: '去除给定字符串前后的字符，默认空格' },
+    { label: 'typeof', insertText: 'typeof(X)', description: '返回X的基本类型：null,integer,real,text,blob' },
+    { label: 'unicode', insertText: 'unicode(X)', description: '返回与字符串X的第一个字符相对应的数字unicode代码点' },
+    { label: 'unlikely', insertText: 'unlikely(X)', description: '返回大写字符' },
+    { label: 'upper', insertText: 'upper(X)', description: '返回由0x00的N个字节组成的BLOB' },
+    { label: 'zeroblob', insertText: 'zeroblob(N)', description: '返回分组中的平均值' },
+    { label: 'avg', insertText: 'avg(X)', description: '返回总条数' },
+    { label: 'count', insertText: 'count(*)', description: '返回分组中用给定非空字符串连接的值' },
+    { label: 'group_concat', insertText: 'group_concat(X[,Y])', description: '返回分组中最大值' },
+    { label: 'max', insertText: 'max(X)', description: '返回分组中最小值' },
+    { label: 'min', insertText: 'min(X)', description: '返回分组中非空值的总和。' },
+    { label: 'sum', insertText: 'sum(X)', description: '返回分组中非空值的总和。' },
+    { label: 'total', insertText: 'total(X)', description: '返回YYYY-MM-DD格式的字符串' },
+    { label: 'date', insertText: 'date(time-value[, modifier, ...])', description: '返回HH:MM:SS格式的字符串' },
+    { label: 'time', insertText: 'time(time-value[, modifier, ...])', description: '将日期和时间字符串转换为特定的日期和时间格式' },
+    { label: 'datetime', insertText: 'datetime(time-value[, modifier, ...])', description: '计算日期和时间的儒略日数' },
+    { label: 'julianday', insertText: 'julianday(time-value[, modifier, ...])', description: '将日期和时间格式化为指定的字符串' },
+];
+
+let sqliteDialectInfo: DialectInfo;
+class SqliteDialect implements DbDialect {
+    getInfo(): DialectInfo {
+        if (sqliteDialectInfo) {
+            return sqliteDialectInfo;
+        }
+
+        let { keywords, operators, builtinVariables } = sqlLanguage;
+
+        let editorCompletions: EditorCompletion = {
+            keywords: keywords
+                .filter((a: string) => addCustomKeywords.indexOf(a) === -1)
+                .map((a: string): EditorCompletionItem => ({ label: a, description: 'keyword' }))
+                .concat(commonCustomKeywords.map((a): EditorCompletionItem => ({ label: a, description: 'keyword' })))
+                .concat(addCustomKeywords.map((a): EditorCompletionItem => ({ label: a, description: 'keyword' }))),
+            operators: operators.map((a: string): EditorCompletionItem => ({ label: a, description: 'operator' })),
+            functions,
+            variables: builtinVariables.map((a: string): EditorCompletionItem => ({ label: a, description: 'var' })),
+        };
+
+        sqliteDialectInfo = {
+            icon: 'iconfont icon-sqlite',
+            defaultPort: 0,
+            formatSqlDialect: 'sql',
+            columnTypes: SQLITE_TYPE_LIST.sort((a, b) => a.udtName.localeCompare(b.udtName)),
+            editorCompletions,
+        };
+        return sqliteDialectInfo;
+    }
+
+    getDefaultSelectSql(table: string, condition: string, orderBy: string, pageNum: number, limit: number) {
+        return `SELECT * FROM ${this.quoteIdentifier(table)} ${condition ? 'WHERE ' + condition : ''} ${orderBy ? orderBy : ''} ${this.getPageSql(
+            pageNum,
+            limit
+        )};`;
+    }
+
+    getPageSql(pageNum: number, limit: number) {
+        return ` LIMIT ${(pageNum - 1) * limit}, ${limit}`;
+    }
+
+    getDefaultRows(): RowDefinition[] {
+        return [
+            { 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: '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: '修改姓名' },
+            {
+                name: 'update_time',
+                type: 'datetime',
+                length: '',
+                numScale: '',
+                value: 'CURRENT_TIMESTAMP',
+                notNull: true,
+                pri: false,
+                auto_increment: false,
+                remark: '修改时间',
+            },
+        ];
+    }
+
+    getDefaultIndex(): IndexDefinition {
+        return {
+            indexName: '',
+            columnNames: [],
+            unique: false,
+            indexType: 'BTREE',
+            indexComment: '',
+        };
+    }
+
+    quoteIdentifier = (name: string) => {
+        return `\"${name}\"`;
+    };
+
+    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 nullAble = cl.notNull ? 'NOT NULL' : 'NULL';
+        if (cl.pri) {
+            return ` ${this.quoteIdentifier(cl.name)} ${cl.type}${length} PRIMARY KEY ${cl.auto_increment ? 'AUTOINCREMENT' : ''} ${nullAble} `;
+        }
+        return ` ${this.quoteIdentifier(cl.name)} ${cl.type}${length} ${nullAble} ${defVal} `;
+    }
+    getCreateTableSql(data: any): string {
+        // 创建表结构
+        let fields: string[] = [];
+        data.fields.res.forEach((item: any) => {
+            item.name && fields.push(this.genColumnBasicSql(item));
+        });
+
+        return `CREATE TABLE ${this.quoteIdentifier(data.db)}.${this.quoteIdentifier(data.tableName)}
+                  ( ${fields.join(',')} )`;
+    }
+
+    getCreateIndexSql(data: any): string {
+        // 创建索引
+        let sql = [] as string[];
+        data.indexs.res.forEach((a: any) => {
+            sql.push(
+                `CREATE ${a.unique ? 'UNIQUE' : ''} INDEX ${this.quoteIdentifier(data.db)}.${this.quoteIdentifier(a.indexName)} ON "${data.tableName}" (${a.columnNames.join(',')})`
+            );
+        });
+        return sql.join(';');
+    }
+
+    getModifyColumnSql(tableData: any, tableName: string, changeData: { del: RowDefinition[]; add: RowDefinition[]; upd: RowDefinition[] }): string {
+        // sqlite修改表结构需要先删除再创建
+
+        // 1.删除旧表索引  DROP INDEX "main"."aa";
+        let sql = [] as string[];
+        tableData.indexs.res.forEach((a: any) => {
+            a.indexName && sql.push(`DROP INDEX ${this.quoteIdentifier(tableData.db)}.${this.quoteIdentifier(a.indexName)}`);
+        });
+
+        // 2.重命名表，备份旧表  ALTER TABLE "main"."t_sys_resource" RENAME TO "_t_sys_resource_old_20240118162712"; new Date().getTime()
+        let oldTableName = `_${tableName}_old_${new Date().getTime()}`;
+        sql.push(`ALTER TABLE ${this.quoteIdentifier(tableData.db)}.${this.quoteIdentifier(tableName)} RENAME TO ${this.quoteIdentifier(oldTableName)}`);
+
+        // 3.创建新表
+        sql.push(this.getCreateTableSql(tableData));
+
+        // 4.复制数据 INSERT INTO "库名"."新表名" (${insertFields}) SELECT ${queryFields} FROM "库名"."旧表名";
+        // 查询的字段数据类型和数量应与插入的字段一致
+        // 判断哪些字段需要查询旧表，哪些字段需要插入新表
+        // 解析changeData，统计需要查询旧表的字段，统计需要插入新表的字段
+        let delFields = changeData.del.map((a) => a.name);
+        let addFields = changeData.add.map((a) => a.name);
+
+        let queryFields = [] as string[];
+        let insertFields = [] as string[];
+        tableData.fields.res.forEach((a: any) => {
+            // 新增、删除的字段不需要查询旧表，不需要插入新表
+            if (addFields.includes(a.name) || delFields.includes(a.name)) {
+                return;
+            }
+            // 修改的字段需要查询和插入，判断是否修改了字段名，如果修改了字段名，需要查询旧表原名，插入新表新名
+            // 其余未删除、未修改的字段，需要查询旧表，插入新表
+            queryFields.push(this.quoteIdentifier(a.name === a.oldName ? a.name : a.oldName));
+            insertFields.push(this.quoteIdentifier(a.name));
+        });
+        // 生成sql
+        sql.push(
+            `INSERT INTO ${this.quoteIdentifier(tableData.db)}.${this.quoteIdentifier(tableName)} (${insertFields.join(',')}) SELECT ${queryFields.join(
+                ','
+            )} FROM ${this.quoteIdentifier(tableData.db)}.${this.quoteIdentifier(oldTableName)}`
+        );
+
+        // 5.创建索引
+        tableData.indexs.res.forEach((a: any) => {
+            a.indexName &&
+                sql.push(
+                    `CREATE ${a.unique ? 'UNIQUE' : ''} INDEX ${this.quoteIdentifier(tableData.db)}.${this.quoteIdentifier(a.indexName)} ON "${tableName}" (${a.columnNames.join(',')})`
+                );
+        });
+
+        return sql.join(';') + ';';
+    }
+
+    getModifyIndexSql(tableName: string, changeData: { del: any[]; add: any[]; upd: any[] }): string {
+        // sqlite创建索引需要先删除再创建
+        // CREATE INDEX "main"."aa1" ON "t_sys_resource" ( "ui_path" );
+
+        let sql = [] as string[];
+
+        if (changeData.del.length > 0) {
+            changeData.del.forEach((a) => {
+                sql.push(`DROP INDEX ${this.quoteIdentifier(a.indexName)}`);
+            });
+        }
+
+        let indexData = [] as any[];
+        if (changeData.add.length > 0) {
+            indexData = indexData.concat(changeData.add);
+        }
+        if (changeData.upd.length > 0) {
+            indexData = indexData.concat(changeData.upd);
+        }
+
+        if (indexData.length > 0) {
+            indexData.forEach((a) => {
+                sql.push(`CREATE ${a.unique ? 'UNIQUE' : ''} INDEX ${this.quoteIdentifier(a.indexName)} ON ${tableName} (${a.columnNames.join(',')})`);
+            });
+        }
+        return sql.join(';');
+    }
+
+    getDataType(columnType: string): DataType {
+        if (DbInst.isNumber(columnType)) {
+            return DataType.Number;
+        }
+        // 日期时间类型
+        if (/datetime|timestamp/gi.test(columnType)) {
+            return DataType.DateTime;
+        }
+        // 日期类型
+        if (/date/gi.test(columnType)) {
+            return DataType.Date;
+        }
+        // 时间类型
+        if (/time/gi.test(columnType)) {
+            return DataType.Time;
+        }
+        return DataType.String;
+    }
+    // eslint-disable-next-line @typescript-eslint/no-unused-vars,no-unused-vars
+    wrapStrValue(columnType: string, value: string): string {
+        return `'${value}'`;
+    }
+}
--- a/server/internal/db/api/form/instance.go
+++ b/server/internal/db/api/form/instance.go
@@ -5,9 +5,9 @@ type InstanceForm struct {
 	Name               string `binding:"required" json:"name"`
 	Type               string `binding:"required" json:"type"` // 类型，mysql oracle等
 	Host               string `binding:"required" json:"host"`
-	Port               int    `binding:"required" json:"port"`
+	Port               int    `json:"port"`
 	Sid                string `json:"sid"`
-	Username           string `binding:"required" json:"username"`
+	Username           string `json:"username"`
 	Password           string `json:"password"`
 	Params             string `json:"params"`
 	Remark             string `json:"remark"`
--- a/server/internal/db/application/db_sql_exec.go
+++ b/server/internal/db/application/db_sql_exec.go
@@ -93,8 +93,12 @@ func (d *dbSqlExecAppImpl) Exec(ctx context.Context, execSqlReq *DbSqlExecReq) (
 			// 如果配置为0，则不校验分页参数
 			maxCount := config.GetDbQueryMaxCount()
 			if maxCount != 0 {
-				if !strings.Contains(lowerSql, "limit") {
-					return nil, errorx.NewBiz("请完善分页信息后执行")
+				// 兼容oracle rownum分页
+				if !strings.Contains(lowerSql, "limit") && !strings.Contains(lowerSql, "rownum") {
+					// 判断是不是count语句
+					if !strings.Contains(lowerSql, "count(") {
+						return nil, errorx.NewBiz("请完善分页信息后执行")
+					}
 				}
 			}
 		}
--- a/server/internal/db/application/instance.go
+++ b/server/internal/db/application/instance.go
@@ -73,9 +73,11 @@ func (app *instanceAppImpl) Save(ctx context.Context, instanceEntity *entity.DbI

 	err := app.GetBy(oldInstance)
 	if instanceEntity.Id == 0 {
-		if instanceEntity.Password == "" {
+
+		if instanceEntity.Type != string(dbi.DbTypeSqlite) && instanceEntity.Password == "" {
 			return errorx.NewBiz("密码不能为空")
 		}
+
 		if err == nil {
 			return errorx.NewBiz("该数据库实例已存在")
 		}
--- a/server/internal/db/dbm/dbi/db_type.go
+++ b/server/internal/db/dbm/dbi/db_type.go
@@ -16,6 +16,7 @@ const (
 	DbTypePostgres DbType = "postgres"
 	DbTypeDM       DbType = "dm"
 	DbTypeOracle   DbType = "oracle"
+	DbTypeSqlite   DbType = "sqlite"
 )

 func ToDbType(dbType string) DbType {
--- a/server/internal/db/dbm/dbi/dialect.go
+++ b/server/internal/db/dbm/dbi/dialect.go
@@ -75,7 +75,7 @@ type Dialect interface {
 	GetColumns(tableNames ...string) ([]Column, error)

 	// 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)
+	GetPrimaryKey(tableName string) (string, error)

 	// 获取表索引信息
 	GetTableIndex(tableName string) ([]Index, error)
--- a/server/internal/db/dbm/dbi/metasql/sqlite_meta.sql
+++ b/server/internal/db/dbm/dbi/metasql/sqlite_meta.sql
@@ -0,0 +1,21 @@
+--SQLITE_TABLE_INFO 表详细信息
+select tbl_name as tableName,
+       ''       as tableComment,
+       ''       as createTime,
+       0        as dataLength,
+       0        as indexLength,
+       0        as tableRows
+FROM sqlite_master
+WHERE type = 'table'
+  and name not like 'sqlite_%'
+ORDER BY tbl_name
+---------------------------------------
+--SQLITE_INDEX_INFO 表索引信息
+select name     as indexName,
+       `sql`    as indexSql,
+       'normal' as indexType,
+       ''       as indexComment
+FROM sqlite_master
+WHERE type = 'index'
+  and tbl_name = '%s'
+ORDER BY name
--- a/server/internal/db/dbm/dbm.go
+++ b/server/internal/db/dbm/dbm.go
@@ -8,6 +8,7 @@ import (
 	"mayfly-go/internal/db/dbm/mysql"
 	"mayfly-go/internal/db/dbm/oracle"
 	"mayfly-go/internal/db/dbm/postgres"
+	"mayfly-go/internal/db/dbm/sqlite"
 	"mayfly-go/internal/machine/mcm"
 	"mayfly-go/pkg/cache"
 	"mayfly-go/pkg/logx"
@@ -48,6 +49,8 @@ func getDbMetaByType(dt dbi.DbType) dbi.Meta {
 		return dm.GetMeta()
 	case dbi.DbTypeOracle:
 		return oracle.GetMeta()
+	case dbi.DbTypeSqlite:
+		return sqlite.GetMeta()
 	default:
 		panic(fmt.Sprintf("invalid database type: %s", dt))
 	}
--- a/server/internal/db/dbm/dm/meta.go
+++ b/server/internal/db/dbm/dm/meta.go
@@ -4,6 +4,7 @@ import (
 	"database/sql"
 	"fmt"
 	"mayfly-go/internal/db/dbm/dbi"
+	"net/url"
 	"strings"
 	"sync"
 )
@@ -31,10 +32,12 @@ func (md *DmMeta) GetSqlDb(d *dbi.DbInfo) (*sql.DB, error) {
 		// dm database可以使用db/schema表示，方便连接指定schema, 若不存在schema则使用默认schema
 		ss := strings.Split(db, "/")
 		if len(ss) > 1 {
-			dbParam = fmt.Sprintf("%s?schema=%s", ss[0], ss[len(ss)-1])
+			dbParam = fmt.Sprintf("%s?schema=\"%s\"&escapeProcess=true", ss[0], ss[len(ss)-1])
 		} else {
-			dbParam = db
+			dbParam = db + "?escapeProcess=true"
 		}
+	} else {
+		dbParam = "?escapeProcess=true"
 	}

 	err := d.IfUseSshTunnelChangeIpPort()
@@ -42,7 +45,7 @@ func (md *DmMeta) GetSqlDb(d *dbi.DbInfo) (*sql.DB, error) {
 		return nil, err
 	}

-	dsn := fmt.Sprintf("dm://%s:%s@%s:%d/%s", d.Username, d.Password, d.Host, d.Port, dbParam)
+	dsn := fmt.Sprintf("dm://%s:%s@%s:%d/%s", d.Username, url.PathEscape(d.Password), d.Host, d.Port, dbParam)
 	return sql.Open(driverName, dsn)
 }

--- a/server/internal/db/dbm/oracle/meta.go
+++ b/server/internal/db/dbm/oracle/meta.go
@@ -44,9 +44,25 @@ func (md *OraMeta) GetSqlDb(d *dbi.DbInfo) (*sql.DB, error) {
 			schema = ss[1]
 		}
 	}
-
-	urlOptions["TIMEOUT"] = "60"
-	urlOptions["client charset"] = "UTF8"
+	// 解析参数
+	if d.Params != "" {
+		paramArr := strings.Split(d.Params, "&")
+		for _, param := range paramArr {
+			ps := strings.Split(param, "=")
+			if len(ps) > 1 {
+				if ps[0] == "clientCharset" {
+					urlOptions["client charset"] = ps[1]
+				} else {
+					urlOptions[ps[0]] = ps[1]
+				}
+			}
+		}
+	}
+	// 默认设置为UTF8
+	//if urlOptions["client charset"] == "" {
+	//	urlOptions["client charset"] = "UTF8"
+	//}
+	urlOptions["TIMEOUT"] = "10"
 	connStr := go_ora.BuildUrl(d.Host, d.Port, d.Sid, d.Username, d.Password, urlOptions)
 	conn, err := sql.Open(driverName, connStr)
 	if err != nil {
--- a/server/internal/db/dbm/sqlite/dialect.go
+++ b/server/internal/db/dbm/sqlite/dialect.go
@@ -0,0 +1,247 @@
+package sqlite
+
+import (
+	"context"
+	"database/sql"
+	"errors"
+	"fmt"
+	"mayfly-go/internal/db/dbm/dbi"
+	"mayfly-go/pkg/logx"
+	"mayfly-go/pkg/utils/anyx"
+	"regexp"
+	"strings"
+	"time"
+)
+
+const (
+	SQLITE_META_FILE      = "metasql/sqlite_meta.sql"
+	SQLITE_TABLE_INFO_KEY = "SQLITE_TABLE_INFO"
+	SQLITE_INDEX_INFO_KEY = "SQLITE_INDEX_INFO"
+)
+
+type SqliteDialect struct {
+	dc *dbi.DbConn
+}
+
+func (sd *SqliteDialect) GetDbServer() (*dbi.DbServer, error) {
+	_, res, err := sd.dc.Query("SELECT SQLITE_VERSION() as version")
+	if err != nil {
+		return nil, err
+	}
+	ds := &dbi.DbServer{
+		Version: anyx.ConvString(res[0]["version"]),
+	}
+	return ds, nil
+}
+
+func (sd *SqliteDialect) GetDbNames() ([]string, error) {
+	databases := make([]string, 0)
+	_, res, err := sd.dc.Query("PRAGMA database_list")
+	if err != nil {
+		return nil, err
+	}
+	for _, re := range res {
+		databases = append(databases, anyx.ConvString(re["name"]))
+	}
+
+	return databases, nil
+}
+
+// 获取表基础元信息, 如表名等
+func (sd *SqliteDialect) GetTables() ([]dbi.Table, error) {
+	_, res, err := sd.dc.Query(dbi.GetLocalSql(SQLITE_META_FILE, SQLITE_TABLE_INFO_KEY))
+	//cols, res, err := sd.dc.Query("SELECT datetime(1092941466, 'unixepoch')")
+	if err != nil {
+		return nil, err
+	}
+
+	tables := make([]dbi.Table, 0)
+	for _, re := range res {
+		tables = append(tables, dbi.Table{
+			TableName:    re["tableName"].(string),
+			TableComment: anyx.ConvString(re["tableComment"]),
+			CreateTime:   anyx.ConvString(re["createTime"]),
+			TableRows:    anyx.ConvInt(re["tableRows"]),
+			DataLength:   anyx.ConvInt64(re["dataLength"]),
+			IndexLength:  anyx.ConvInt64(re["indexLength"]),
+		})
+	}
+	return tables, nil
+}
+
+// 获取列元信息, 如列名等
+func (sd *SqliteDialect) GetColumns(tableNames ...string) ([]dbi.Column, error) {
+
+	columns := make([]dbi.Column, 0)
+
+	for i := 0; i < len(tableNames); i++ {
+		tableName := tableNames[i]
+		_, res, err := sd.dc.Query(fmt.Sprintf("PRAGMA table_info(%s)", tableName))
+		if err != nil {
+			logx.Error("获取数据库表字段结构出错", err.Error())
+			continue
+		}
+		for _, re := range res {
+			nullable := "YES"
+			if anyx.ConvInt(re["notnull"]) == 1 {
+				nullable = "NO"
+			}
+			// 去掉默认值的引号
+			defaultValue := anyx.ConvString(re["dflt_value"])
+			if strings.Contains(defaultValue, "'") {
+				defaultValue = strings.ReplaceAll(defaultValue, "'", "")
+			}
+			columnKey := ""
+			if anyx.ConvInt(re["pk"]) == 1 {
+				columnKey = "PRI"
+			}
+			columns = append(columns, dbi.Column{
+				TableName:     tableName,
+				ColumnName:    re["name"].(string),
+				ColumnType:    strings.ToLower(anyx.ConvString(re["type"])),
+				ColumnComment: "",
+				Nullable:      nullable,
+				ColumnKey:     columnKey,
+				ColumnDefault: defaultValue,
+				NumScale:      "0",
+			})
+		}
+	}
+	return columns, nil
+}
+
+func (sd *SqliteDialect) GetPrimaryKey(tableName string) (string, error) {
+	_, res, err := sd.dc.Query(fmt.Sprintf("PRAGMA table_info(%s)", tableName))
+	if err != nil {
+		return "", err
+	}
+	for _, re := range res {
+		if anyx.ConvInt(re["pk"]) == 1 {
+			return re["name"].(string), nil
+		}
+	}
+
+	return "", errors.New("不存在主键")
+}
+
+// 解析索引创建语句以获取字段信息
+func extractIndexFields(indexSQL string) string {
+	// 使用正则表达式提取字段信息
+	re := regexp.MustCompile(`\((.*?)\)`)
+	match := re.FindStringSubmatch(indexSQL)
+	if len(match) > 1 {
+		fields := strings.Split(match[1], ",")
+		for i, field := range fields {
+			// 去除空格
+			fields[i] = strings.TrimSpace(field)
+		}
+		return strings.Join(fields, ",")
+	}
+	return ""
+}
+
+// 获取表索引信息
+func (sd *SqliteDialect) GetTableIndex(tableName string) ([]dbi.Index, error) {
+	_, res, err := sd.dc.Query(fmt.Sprintf(dbi.GetLocalSql(SQLITE_META_FILE, SQLITE_INDEX_INFO_KEY), tableName))
+	if err != nil {
+		return nil, err
+	}
+
+	indexs := make([]dbi.Index, 0)
+	for _, re := range res {
+		indexSql := re["indexSql"].(string)
+		isUnique := strings.Contains(indexSql, "CREATE UNIQUE INDEX")
+		nonUnique := 1
+		if isUnique {
+			nonUnique = 0
+		}
+
+		indexs = append(indexs, dbi.Index{
+			IndexName:    re["indexName"].(string),
+			ColumnName:   extractIndexFields(indexSql),
+			IndexType:    anyx.ConvString(re["indexType"]),
+			IndexComment: anyx.ConvString(re["indexComment"]),
+			NonUnique:    nonUnique,
+			SeqInIndex:   1,
+		})
+	}
+	// 把查询结果以索引名分组，索引字段以逗号连接
+	return indexs, nil
+}
+
+// 获取建表ddl
+func (sd *SqliteDialect) GetTableDDL(tableName string) (string, error) {
+	_, res, err := sd.dc.Query("select sql from sqlite_master WHERE name=? order by type desc", tableName)
+	if err != nil {
+		return "", err
+	}
+	var builder strings.Builder
+	for _, re := range res {
+		builder.WriteString(re["sql"].(string))
+	}
+
+	return builder.String(), nil
+}
+
+func (sd *SqliteDialect) WalkTableRecord(tableName string, walkFn dbi.WalkQueryRowsFunc) error {
+	return sd.dc.WalkQueryRows(context.Background(), fmt.Sprintf("SELECT * FROM %s", tableName), walkFn)
+}
+
+func (sd *SqliteDialect) GetSchemas() ([]string, error) {
+	return nil, nil
+}
+
+// GetDbProgram 获取数据库程序模块，用于数据库备份与恢复
+func (sd *SqliteDialect) GetDbProgram() dbi.DbProgram {
+	panic("implement me")
+}
+
+func (sd *SqliteDialect) GetDataType(dbColumnType string) dbi.DataType {
+	if regexp.MustCompile(`(?i)int`).MatchString(dbColumnType) {
+		return dbi.DataTypeNumber
+	}
+	if regexp.MustCompile(`(?i)datetime`).MatchString(dbColumnType) {
+		return dbi.DataTypeDateTime
+	}
+	return dbi.DataTypeString
+}
+
+func (sd *SqliteDialect) BatchInsert(tx *sql.Tx, tableName string, columns []string, values [][]any) (int64, error) {
+	// 执行批量insert sql，跟mysql一样 支持批量insert语法
+	// 生成占位符字符串：如：(?,?)
+	// 重复字符串并用逗号连接
+	repeated := strings.Repeat("?,", len(columns))
+	// 去除最后一个逗号，占位符由括号包裹
+	placeholder := fmt.Sprintf("(%s)", strings.TrimSuffix(repeated, ","))
+
+	// 重复占位符字符串n遍
+	repeated = strings.Repeat(placeholder+",", len(values))
+	// 去除最后一个逗号
+	placeholder = strings.TrimSuffix(repeated, ",")
+
+	sqlStr := fmt.Sprintf("insert into %s (%s) values %s", sd.dc.Info.Type.QuoteIdentifier(tableName), strings.Join(columns, ","), placeholder)
+
+	// 把二维数组转为一维数组
+	var args []any
+	for _, v := range values {
+		args = append(args, v...)
+	}
+
+	// 执行批量insert sql
+	return sd.dc.TxExec(tx, sqlStr, args...)
+}
+
+func (sd *SqliteDialect) FormatStrData(dbColumnValue string, dataType dbi.DataType) string {
+	switch dataType {
+	case dbi.DataTypeDateTime: // "2024-01-02T22:08:22.275697+08:00"
+		res, _ := time.Parse(time.RFC3339, dbColumnValue)
+		return res.Format(time.DateTime)
+	case dbi.DataTypeDate: // "2024-01-02T00:00:00+08:00"
+		res, _ := time.Parse(time.RFC3339, dbColumnValue)
+		return res.Format(time.DateOnly)
+	case dbi.DataTypeTime: // "0000-01-01T22:08:22.275688+08:00"
+		res, _ := time.Parse(time.RFC3339, dbColumnValue)
+		return res.Format(time.TimeOnly)
+	}
+	return dbColumnValue
+}
--- a/server/internal/db/dbm/sqlite/meta.go
+++ b/server/internal/db/dbm/sqlite/meta.go
@@ -0,0 +1,38 @@
+package sqlite
+
+import (
+	"database/sql"
+	"errors"
+	_ "github.com/mattn/go-sqlite3"
+	"mayfly-go/internal/db/dbm/dbi"
+	"os"
+	"sync"
+)
+
+var (
+	meta dbi.Meta
+	once sync.Once
+)
+
+func GetMeta() dbi.Meta {
+	once.Do(func() {
+		meta = new(SqliteMeta)
+	})
+	return meta
+}
+
+type SqliteMeta struct {
+}
+
+func (md *SqliteMeta) GetSqlDb(d *dbi.DbInfo) (*sql.DB, error) {
+	// 用host字段来存sqlite的文件路径
+	// 检查文件是否存在,否则报错，基于sqlite会自动创建文件，为了服务器文件安全，所以先确定文件存在再连接，不自动创建
+	if _, err := os.Stat(d.Host); err != nil {
+		return nil, errors.New("数据库文件不存在")
+	}
+	return sql.Open("sqlite3", d.Host)
+}
+
+func (md *SqliteMeta) GetDialect(conn *dbi.DbConn) dbi.Dialect {
+	return &SqliteDialect{conn}
+}
--- a/server/resources/data/mayfly-go.sqlite
+++ b/server/resources/data/mayfly-go.sqlite
--- a/server/resources/script/sql/mayfly-go.sql
+++ b/server/resources/script/sql/mayfly-go.sql
@@ -9,9 +9,9 @@ CREATE TABLE `t_db_instance` (
    `id` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
    `name` varchar(32) COLLATE utf8mb4_bin DEFAULT NULL COMMENT '数据库实例名称',
    `host` varchar(100) COLLATE utf8mb4_bin NOT NULL,
-    `port` int(8) NOT NULL,
+    `port` int(8) NULL,
    `sid` varchar(255) NULL COMMENT 'oracle数据库需要sid',
-    `username` varchar(255) COLLATE utf8mb4_bin NOT NULL,
+    `username` varchar(255) COLLATE utf8mb4_bin DEFAULT NULL,
    `password` varchar(255) COLLATE utf8mb4_bin DEFAULT NULL,
    `type` varchar(20) COLLATE utf8mb4_bin NOT NULL COMMENT '数据库实例类型(mysql...)',
    `params` varchar(125) COLLATE utf8mb4_bin DEFAULT NULL COMMENT '其他连接参数',
--- a/server/resources/script/sql/v1.7.1.sql
+++ b/server/resources/script/sql/v1.7.1.sql
@@ -0,0 +1,3 @@
+ALTER TABLE `t_db_instance`
+    MODIFY `port` int (8) NULL comment '数据库端口',
+    MODIFY `username` varchar (255) NULL comment '数据库用户名';