diff --git a/source/libs/executor/src/executil.c b/source/libs/executor/src/executil.c
index afec5896cd38b4ac783a58a67ea987f0013cafd5..11d6665614c4a4075fbd7cc056cce2fcc107a946 100644
--- a/source/libs/executor/src/executil.c
+++ b/source/libs/executor/src/executil.c
@@ -122,7 +122,7 @@ void initGroupedResultInfo(SGroupResInfo* pGroupResInfo, SSHashObj* pHashmap, in
 
   if (order == TSDB_ORDER_ASC || order == TSDB_ORDER_DESC) {
     __compar_fn_t fn = (order == TSDB_ORDER_ASC) ? resultrowComparAsc : resultrowComparDesc;
-    int32_t size = POINTER_BYTES;
+    int32_t       size = POINTER_BYTES;
     taosSort(pGroupResInfo->pRows->pData, taosArrayGetSize(pGroupResInfo->pRows), size, fn);
   }
 
@@ -752,8 +752,8 @@ end:
 }
 
 static int tableUidCompare(const void* a, const void* b) {
-  uint64_t u1 = *(uint64_t*)a;
-  uint64_t u2 = *(uint64_t*)b;
+  int64_t u1 = *(uint64_t*)a;
+  int64_t u2 = *(uint64_t*)b;
   if (u1 == u2) {
     return 0;
   }
diff --git a/source/libs/executor/src/scanoperator.c b/source/libs/executor/src/scanoperator.c
index 115a6ab5592c7e17df49a3e080a69922cee11fdf..b7823136888f11e7564fb8284ef44c75d2ceda24 100644
--- a/source/libs/executor/src/scanoperator.c
+++ b/source/libs/executor/src/scanoperator.c
@@ -3191,12 +3191,24 @@ static int32_t optSysCheckOper(SNode* pOpear) {
   }
   return 0;
 }
+
+static int tableUidCompare(const void* a, const void* b) {
+  int64_t u1 = *(int64_t*)a;
+  int64_t u2 = *(int64_t*)b;
+  if (u1 == u2) {
+    return 0;
+  }
+  return u1 < u2 ? -1 : 1;
+}
 static int32_t optSysMergeRslt(SArray* mRslt, SArray* rslt) {
   // TODO, find comm mem from mRslt
   for (int i = 0; i < taosArrayGetSize(mRslt); i++) {
     SArray* aRslt = taosArrayGetP(mRslt, i);
     taosArrayAddAll(rslt, aRslt);
   }
+  taosArraySort(rslt, tableUidCompare);
+  taosArrayRemoveDuplicate(rslt, tableUidCompare, NULL);
+
   return 0;
 }
 
@@ -3455,7 +3467,7 @@ static SSDataBlock* sysTableBuildUserTablesByUids(SOperatorInfo* pOperator) {
   if (i >= taosArrayGetSize(pIdx->uids)) {
     doSetOperatorCompleted(pOperator);
   } else {
-    pIdx->lastIdx = i;
+    pIdx->lastIdx = i + 1;
   }
 
   blockDataDestroy(p);
@@ -3464,7 +3476,9 @@ static SSDataBlock* sysTableBuildUserTablesByUids(SOperatorInfo* pOperator) {
   return (pInfo->pRes->info.rows == 0) ? NULL : pInfo->pRes;
 }
 static SSDataBlock* sysTableBuildUserTables(SOperatorInfo* pOperator) {
-  SExecTaskInfo*     pTaskInfo = pOperator->pTaskInfo;
+  SExecTaskInfo* pTaskInfo = pOperator->pTaskInfo;
+
+  qError("%p buildUserTable", pTaskInfo);
   SSysTableScanInfo* pInfo = pOperator->info;
   if (pInfo->pCur == NULL) {
     pInfo->pCur = metaOpenTbCursor(pInfo->readHandle.meta);
diff --git a/tests/script/tsim/stable/metrics_idx.sim b/tests/script/tsim/stable/metrics_idx.sim
new file mode 100644
index 0000000000000000000000000000000000000000..844d41f3a83fe729fe0b9241e2b914efeabff7b7
--- /dev/null
+++ b/tests/script/tsim/stable/metrics_idx.sim
@@ -0,0 +1,65 @@
+system sh/stop_dnodes.sh
+system sh/deploy.sh -n dnode1 -i 1
+system sh/exec.sh -n dnode1 -s start
+sql connect
+
+$dbPrefix = m_me_db_idx
+$tbPrefix = m_me_tb_idx
+$mtPrefix = m_me_mt_idx
+
+print =============== step1
+$i = 0
+$db = $dbPrefix
+$mt = $mtPrefix 
+
+sql drop database  if exists $db
+sql create database $db
+
+sql use $db
+
+sql create table $mt (ts timestamp, speed int) TAGS(sp int)
+
+$tbNum = 10000
+
+while $i < $tbNum
+  $tb = $tbPrefix . $i
+  sql insert into $tb using $mt tags( $i ) values(now,  $i )
+  $i = $i + 1
+endw
+
+sql use information_schema
+sql select count(*) from ins_tables where db_name = "m_me_db_idx" and create_time > now() - 10m
+if $data[0][0] != $tbNum then 
+  return -1
+endi
+
+sql select count(*) from ins_tables where db_name = "m_me_db_idx" and create_time < now();
+if $data[0][0] != $tbNum then 
+  return -1
+endi
+
+sleep 1000 
+
+
+sql use $db
+$doubletbNum = 20000
+
+while $i < $doubletbNum 
+  $tb = $tbPrefix . $i
+  sql insert into $tb using $mt tags( $i ) values(now,  $i )
+  $i = $i + 1
+endw
+
+
+sql use information_schema
+
+sql select count(*) from ins_tables where db_name = "m_me_db_idx" and create_time < now();
+if $data[0][0] != $doubletbNum then 
+  print ==== $data[0][0]
+  return -1
+endi
+
+
+
+
+