diff --git a/mayfly_go_web/src/views/ops/db/SqlExec.vue b/mayfly_go_web/src/views/ops/db/SqlExec.vue
index 3c984e56..690decb3 100644
--- a/mayfly_go_web/src/views/ops/db/SqlExec.vue
+++ b/mayfly_go_web/src/views/ops/db/SqlExec.vue
@@ -2,7 +2,7 @@
     <div>
         <el-row>
             <el-col :span="4">
-                <el-button type="primary" icon="plus" @click="addQueryTab({ id: nowDbInst.id }, state.db)"
+                <el-button type="primary" icon="plus" @click="addQueryTab({ id: nowDbInst.id, dbs: nowDbInst.databases }, state.db)"
                     size="small">新建查询</el-button>
             </el-col>
             <el-col :span="20" v-if="state.db">
@@ -245,8 +245,8 @@ const nodeClick = async (data: any) => {
     const nodeKey = data.key;
     const dataType = data.type;
     // 点击数据库，修改当前数据库信息
-    if (dataType === NodeType.Db || dataType === NodeType.SqlMenu || dataType === NodeType.TableMenu) {
-        changeSchema({ id: params.id, name: params.name, type: params.type, tagPath: params.tagPath }, params.db);
+    if (dataType === NodeType.Db || dataType === NodeType.SqlMenu || dataType === NodeType.TableMenu || dataType === NodeType.DbInst) {
+        changeSchema({ id: params.id, name: params.name, type: params.type, tagPath: params.tagPath, databases: params.database}, params.db);
         return;
     }
 
@@ -492,7 +492,7 @@ const registerSqlCompletionItemProvider = () => {
             const lastToken = tokens[tokens.length - 1].toLowerCase()
             const secondToken = tokens.length >2 && tokens[tokens.length - 2].toLowerCase() || ''
 
-            const dbs = nowTab.params && nowTab.params.dbs;
+            const dbs = nowTab.params?.dbs?.split(' ') || [];
             // console.log("光标前文本：=>" + textBeforePointerMulti)
             // console.log("最后输入的：=>" + lastToken)
             if (lastToken.indexOf('.') > -1 || secondToken.indexOf('.') > -1) {
diff --git a/mayfly_go_web/src/views/ops/db/db.ts b/mayfly_go_web/src/views/ops/db/db.ts
index 552bb573..f2099349 100644
--- a/mayfly_go_web/src/views/ops/db/db.ts
+++ b/mayfly_go_web/src/views/ops/db/db.ts
@@ -30,6 +30,9 @@ export class DbInst {
      */
     dbs: Map<string, Db> = new Map()
 
+    /** 数据库schema，多个用空格隔开 */
+    databases: string
+
     /**
      * 默认查询分页数量
      */
@@ -124,7 +127,7 @@ export class DbInst {
 
     /**
     * 执行sql
-    * 
+    *
     * @param sql sql
     * @param remark 执行备注
     */
@@ -186,7 +189,7 @@ export class DbInst {
         return `DELETE FROM ${table} WHERE ${primaryKeyColumnName} IN (${ids})`;
     }
 
-    /* 
+    /*
     * 弹框提示是否执行sql
     */
     promptExeSql = (db: string, sql: string, cancelFunc: any = null, successFunc: any = null) => {
@@ -216,6 +219,7 @@ export class DbInst {
         dbInst.id = inst.id;
         dbInst.name = inst.name;
         dbInst.type = inst.type;
+        dbInst.databases = inst.databases;
 
         dbInstCache.set(dbInst.id, dbInst);
         return dbInst;
@@ -283,14 +287,14 @@ export class DbInst {
     /**
      * 判断字段类型是否为数字类型
      * @param columnType 字段类型
-     * @returns 
+     * @returns
      */
     static isNumber(columnType: string) {
         return columnType.match(/int|double|float|nubmer|decimal|byte|bit/gi);
     };
 
     /**
-     * 
+     *
      * @param str 字符串
      * @param tableData 表数据
      * @param flag 标志
@@ -483,4 +487,4 @@ export type FieldsMeta = {
     oldValue: string
     // 新值
     newValue: string
-}
\ No newline at end of file
+}