diff --git a/source/dnode/vnode/src/meta/metaQuery.c b/source/dnode/vnode/src/meta/metaQuery.c
index 3673194001..964637c976 100644
--- a/source/dnode/vnode/src/meta/metaQuery.c
+++ b/source/dnode/vnode/src/meta/metaQuery.c
@@ -171,52 +171,59 @@ SSchemaWrapper *metaGetTableSchema(SMeta *pMeta, tb_uid_t uid, int32_t sver, boo
   return pSW;
 }
 
+struct SMCtbCursor {
+  TDBC    *pCur;
+  tb_uid_t suid;
+  void    *pKey;
+  void    *pVal;
+  int      kLen;
+  int      vLen;
+};
+
 SMCtbCursor *metaOpenCtbCursor(SMeta *pMeta, tb_uid_t uid) {
   SMCtbCursor *pCtbCur = NULL;
-  // SMetaDB     *pDB = pMeta->pDB;
-  // int          ret;
+  int          ret;
 
-  // pCtbCur = (SMCtbCursor *)taosMemoryCalloc(1, sizeof(*pCtbCur));
-  // if (pCtbCur == NULL) {
-  //   return NULL;
-  // }
+  pCtbCur = (SMCtbCursor *)taosMemoryCalloc(1, sizeof(*pCtbCur));
+  if (pCtbCur == NULL) {
+    return NULL;
+  }
 
-  // pCtbCur->suid = uid;
-  // ret = tdbDbcOpen(pDB->pCtbIdx, &pCtbCur->pCur);
-  // if (ret < 0) {
-  //   taosMemoryFree(pCtbCur);
-  //   return NULL;
-  // }
+  pCtbCur->suid = uid;
+  ret = tdbDbcOpen(pMeta->pCtbIdx, &pCtbCur->pCur);
+  if (ret < 0) {
+    taosMemoryFree(pCtbCur);
+    return NULL;
+  }
 
   return pCtbCur;
 }
 
 void metaCloseCtbCurosr(SMCtbCursor *pCtbCur) {
-  // if (pCtbCur) {
-  //   if (pCtbCur->pCur) {
-  //     tdbDbcClose(pCtbCur->pCur);
+  if (pCtbCur) {
+    if (pCtbCur->pCur) {
+      tdbDbcClose(pCtbCur->pCur);
 
-  //     TDB_FREE(pCtbCur->pKey);
-  //     TDB_FREE(pCtbCur->pVal);
-  //   }
+      TDB_FREE(pCtbCur->pKey);
+      TDB_FREE(pCtbCur->pVal);
+    }
 
-  //   taosMemoryFree(pCtbCur);
-  // }
+    taosMemoryFree(pCtbCur);
+  }
 }
 
 tb_uid_t metaCtbCursorNext(SMCtbCursor *pCtbCur) {
-  // int         ret;
-  // SCtbIdxKey *pCtbIdxKey;
+  int         ret;
+  SCtbIdxKey *pCtbIdxKey;
 
-  // ret = tdbDbNext(pCtbCur->pCur, &pCtbCur->pKey, &pCtbCur->kLen, &pCtbCur->pVal, &pCtbCur->vLen);
-  // if (ret < 0) {
-  //   return 0;
-  // }
+  ret = tdbDbNext(pCtbCur->pCur, &pCtbCur->pKey, &pCtbCur->kLen, &pCtbCur->pVal, &pCtbCur->vLen);
+  if (ret < 0) {
+    return 0;
+  }
 
-  // pCtbIdxKey = pCtbCur->pKey;
+  pCtbIdxKey = pCtbCur->pKey;
 
-  // return pCtbIdxKey->uid;
-  return 0;
+  return pCtbIdxKey->uid;
 }
 
 STSchema *metaGetTbTSchema(SMeta *pMeta, tb_uid_t uid, int32_t sver) {
diff --git a/source/dnode/vnode/src/meta/metaTDBImpl.c b/source/dnode/vnode/src/meta/metaTDBImpl.c
index d7a0fb5885..936b7f6771 100644
--- a/source/dnode/vnode/src/meta/metaTDBImpl.c
+++ b/source/dnode/vnode/src/meta/metaTDBImpl.c
@@ -406,15 +406,6 @@ static SSchemaWrapper *metaGetTableSchemaImpl(SMeta *pMeta, tb_uid_t uid, int32_
   return pSchemaWrapper;
 }
 
-struct SMCtbCursor {
-  TDBC    *pCur;
-  tb_uid_t suid;
-  void    *pKey;
-  void    *pVal;
-  int      kLen;
-  int      vLen;
-};
-
 struct SMSmaCursor {
   TDBC    *pCur;
   tb_uid_t uid;