diff --git a/mayfly_go_web/src/views/ops/db/SqlExec.vue b/mayfly_go_web/src/views/ops/db/SqlExec.vue
index f6522990..8636e445 100644
--- a/mayfly_go_web/src/views/ops/db/SqlExec.vue
+++ b/mayfly_go_web/src/views/ops/db/SqlExec.vue
@@ -55,7 +55,7 @@
                                     :disabled="!state.db || !nowDbInst.id"
                                     type="primary"
                                     icon="Search"
-                                    @click="addQueryTab({ id: nowDbInst.id, dbs: nowDbInst.databases?.split(' ') }, state.db)"
+                                    @click="addQueryTab({ id: nowDbInst.id, dbs: nowDbInst.databases }, state.db)"
                                     size="small"
                                     >新建查询</el-button
                                 ></el-descriptions-item
@@ -208,10 +208,7 @@ const SqlIcon = {
 const nodeClickChangeDb = (nodeData: TagTreeNode) => {
     const params = nodeData.params;
     if (params.db) {
-        changeDb(
-            { id: params.id, host: `${params.host}`, name: params.name, type: params.type, tagPath: params.tagPath, databases: params.database },
-            params.db
-        );
+        changeDb({ id: params.id, host: `${params.host}`, name: params.name, type: params.type, tagPath: params.tagPath, databases: params.dbs }, params.db);
     }
 };
 
@@ -276,6 +273,7 @@ const NodeTypePostgresScheamMenu = new NodeType(SqlExecNodeType.PgSchemaMenu)
             const nParams = { ...params };
             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);
         });
     })
@@ -406,6 +404,7 @@ const setHeight = () => {
 // 选择数据库,改变当前正在操作的数据库信息
 const changeDb = (db: any, dbName: string) => {
     state.nowDbInst = DbInst.getOrNewInst(db);
+    state.nowDbInst.databases = db.databases;
     state.db = dbName;
 };
 
@@ -480,7 +479,6 @@ const addQueryTab = async (db: any, dbName: string, sqlName: string = '') => {
         dbs: db.dbs,
     };
     state.tabs.set(key, tab);
-
     // 注册当前sql编辑框提示词
     registerDbCompletionItemProvider(tab.dbId, tab.db, tab.params.dbs, nowDbInst.value.type);
 };
diff --git a/mayfly_go_web/src/views/ops/db/db.ts b/mayfly_go_web/src/views/ops/db/db.ts
index 493bf9fc..5e7aa285 100644
--- a/mayfly_go_web/src/views/ops/db/db.ts
+++ b/mayfly_go_web/src/views/ops/db/db.ts
@@ -42,7 +42,7 @@ export class DbInst {
     dbs: Map<string, Db> = new Map();
 
     /** 数据库，多个用空格隔开 */
-    databases: string;
+    databases: string[];
 
     /**
      * 默认查询分页数量
@@ -532,7 +532,6 @@ function registerCompletions(
 export function registerDbCompletionItemProvider(dbId: number, db: string, dbs: any[] = [], dbType: string) {
     let dbDialect = getDbDialect(dbType);
     let dbDialectInfo = dbDialect.getInfo();
-
     let { keywords, operators, functions, variables } = dbDialectInfo.editorCompletions;
     registerCompletionItemProvider('sql', {
         triggerCharacters: ['.', ' '],
@@ -631,6 +630,9 @@ export function registerDbCompletionItemProvider(dbId: number, db: string, dbs:
                 if (lastToken.trim().startsWith('.')) {
                     alias = secondToken;
                 }
+                if (!alias && secondToken.indexOf('.') > -1) {
+                    alias = secondToken.substring(secondToken.indexOf('.') + 1);
+                }
 
                 // 如果字符串粘连起了如:'a.creator,a.',需要重新取出别名
                 let aliasArr = lastToken.split(',');
@@ -643,8 +645,12 @@ export function registerDbCompletionItemProvider(dbId: number, db: string, dbs:
                 }
 
                 // 如果是【库.表名联想】.前的字符串是库名
-                if (dbs.indexOf(alias) >= 0) {
-                    return await dbInst.loadTableSuggestions(alias, range);
+                if (dbs?.filter((a) => alias === a?.toLowerCase()).length > 0) {
+                    let dbName = alias;
+                    if (db.indexOf('/') > 0) {
+                        dbName = db.substring(0, db.indexOf('/') + 1) + alias;
+                    }
+                    return await dbInst.loadTableSuggestions(dbName, range);
                 }
                 // 表下列名联想  .前的字符串是表名或表别名
                 const sqlInfo = getTableName4SqlCtx(sqlStatement, alias, db);
@@ -707,6 +713,9 @@ function getTableName4SqlCtx(sql: string, alias: string = '', defaultDb: string)
         if (tableName.indexOf('.') >= 0) {
             let info = tableName.split('.');
             db = info[0];
+            if (defaultDb.indexOf('/') > 0) {
+                db = defaultDb.substring(0, defaultDb.indexOf('/') + 1) + db;
+            }
             tableName = info[1];
         }
         const tableAlias = matches[2] ? matches[2].replace(/[`"]/g, '') : tableName;