diff --git a/mayfly_go_web/src/views/ops/component/TagMenu.vue b/mayfly_go_web/src/views/ops/component/TagMenu.vue
index b4a2d332..fa71cb30 100644
--- a/mayfly_go_web/src/views/ops/component/TagMenu.vue
+++ b/mayfly_go_web/src/views/ops/component/TagMenu.vue
@@ -4,7 +4,7 @@
             <el-col :span="24"
                 :style="{ maxHeight: instanceMenuMaxHeight, height: instanceMenuMaxHeight, overflow: 'auto' }"
                 class="el-scrollbar flex-auto">
-                <el-menu background-color="transparent" :collapse-transition="false">
+                <el-menu background-color="transparent" :collapse-transition="false" ref="menuRef">
                     <!-- 第一级：tag -->
                     <el-sub-menu v-for="tag of tags" :index="tag.tagPath" :key="tag.tagPath"
                         @click.stop="clickTag(tag.tagPath)">
@@ -24,7 +24,7 @@
 </template>
 
 <script lang="ts" setup>
-import { reactive, toRefs } from 'vue';
+import {reactive, ref, Ref, toRefs} from 'vue';
 
 const props = defineProps({
     instanceMenuMaxHeight: {
@@ -35,6 +35,7 @@ const props = defineProps({
     },
 })
 
+const menuRef = ref(null) as Ref
 
 const state = reactive({
     instanceMenuMaxHeight: props.instanceMenuMaxHeight,
@@ -55,6 +56,14 @@ const clickTag = (tagPath: string) => {
     state.opend[tagPath] = !opend
 }
 
+const open = (index: string) => {
+  menuRef.value.open(index)
+}
+
+defineExpose({
+  open
+})
+
 </script>
 
 <style lang="scss">
diff --git a/mayfly_go_web/src/views/ops/db/component/InstanceTree.vue b/mayfly_go_web/src/views/ops/db/component/InstanceTree.vue
index 7e1feeed..3b331050 100644
--- a/mayfly_go_web/src/views/ops/db/component/InstanceTree.vue
+++ b/mayfly_go_web/src/views/ops/db/component/InstanceTree.vue
@@ -1,5 +1,5 @@
 <template>
-    <tag-menu :instanceMenuMaxHeight="instanceMenuMaxHeight" :tags="instances.tags">
+    <tag-menu :instanceMenuMaxHeight="instanceMenuMaxHeight" :tags="instances.tags" ref="menuRef">
         <template #submenu="props">
             <!-- 第二级：数据库实例 -->
             <el-sub-menu v-for="inst in instances.tree[props.tag.tagId]" :index="'instance-' + inst.id"
@@ -122,7 +122,8 @@ const props = defineProps({
 const emits = defineEmits(['initLoadInstances', 'changeInstance', 'loadTableNames', 'loadTableData', 'changeSchema'])
 
 onBeforeMount(async () => {
-    await initLoadInstances()
+    await initLoadInstances() 
+    await nextTick(()=>selectDb())
 })
 
 const menuRef = ref(null) as Ref
@@ -208,7 +209,6 @@ const selectDb = async (val?: any) => {
                     await loadTableNames({ id: dbId }, db, (res: any[]) => {
                         // 展开集合列表
                         menuRef.value.open(dbId + db + '-table')
-                        console.log(res)
                     })
                 })
             })
@@ -216,15 +216,10 @@ const selectDb = async (val?: any) => {
     }
 }
 
-onMounted(() => {
-    selectDb();
-})
-
 watch(() => store.state.sqlExecInfo.dbOptInfo, async newValue => {
     await selectDb(newValue)
 })
 
-
 </script>
 
 <style lang="scss">
diff --git a/mayfly_go_web/src/views/ops/mongo/MongoInstanceTree.vue b/mayfly_go_web/src/views/ops/mongo/MongoInstanceTree.vue
index a42b9d40..0123482a 100644
--- a/mayfly_go_web/src/views/ops/mongo/MongoInstanceTree.vue
+++ b/mayfly_go_web/src/views/ops/mongo/MongoInstanceTree.vue
@@ -1,5 +1,5 @@
 <template>
-    <tag-menu :instanceMenuMaxHeight="state.instanceMenuMaxHeight" :tags="instances.tags">
+    <tag-menu :instanceMenuMaxHeight="state.instanceMenuMaxHeight" :tags="instances.tags" ref="menuRef">
         <template #submenu="props">
             <el-sub-menu v-for="inst in instances.tree[props.tag.tagId]" :index="'mongo-instance-' + inst.id"
                 :key="'mongo-instance-' + inst.id" @click.stop="changeInstance(inst, () => { })">
diff --git a/mayfly_go_web/src/views/ops/redis/RedisInstanceTree.vue b/mayfly_go_web/src/views/ops/redis/RedisInstanceTree.vue
index 093838f3..b30cfcb6 100644
--- a/mayfly_go_web/src/views/ops/redis/RedisInstanceTree.vue
+++ b/mayfly_go_web/src/views/ops/redis/RedisInstanceTree.vue
@@ -1,5 +1,5 @@
 <template>
-    <tag-menu :instanceMenuMaxHeight="state.instanceMenuMaxHeight" :tags="instances.tags">
+    <tag-menu :instanceMenuMaxHeight="state.instanceMenuMaxHeight" :tags="instances.tags" ref="menuRef">
         <template #submenu="props">
             <el-sub-menu v-for="inst in instances.tree[props.tag.tagId]" :index="'redis-instance-' + inst.id"
                 :key="'redis-instance-' + inst.id" @click.stop="changeInstance(inst)">