diff --git a/source/client/src/clientSml.c b/source/client/src/clientSml.c
index ca8029d5bf19b05736446055d48f5e5e03140052..c0f50a81e9afe7a90531ab93ee5f443fb34189af 100644
--- a/source/client/src/clientSml.c
+++ b/source/client/src/clientSml.c
@@ -2389,17 +2389,19 @@ static int32_t isSchemalessDb(STscObj *taos, SRequestObj *request) {
 static void smlInsertCallback(void *param, void *res, int32_t code) {
   SRequestObj *pRequest = (SRequestObj *)res;
   SSmlHandle  *info = (SSmlHandle *)param;
+  int32_t rows = taos_affected_rows(pRequest);
 
   uDebug("SML:0x%" PRIx64 " result. code:%d, msg:%s", info->id, pRequest->code, pRequest->msgBuf);
   // lock
+  taosThreadSpinLock(&info->params->lock);
+  info->params->request->body.resInfo.numOfRows += rows;
   if (code != TSDB_CODE_SUCCESS) {
-    taosThreadSpinLock(&info->params->lock);
     info->params->request->code = code;
-    taosThreadSpinUnlock(&info->params->lock);
   }
+  taosThreadSpinUnlock(&info->params->lock);
   // unlock
 
-  printf("SML:0x%" PRIx64 " insert finished, code: %d, total: %d\n", info->id, code, info->affectedRows);
+  uDebug("SML:0x%" PRIx64 " insert finished, code: %d, rows: %d, total: %d", info->id, code, rows, info->affectedRows);
   Params *pParam = info->params;
   bool    isLast = info->isLast;
   info->cost.endTime = taosGetTimestampUs();
diff --git a/source/client/test/smlTest.cpp b/source/client/test/smlTest.cpp
index fffb03d9a5d7c797174daaad1b72ebb7dd444868..8135ffcb30daec80de0b0abbd5b863eb807525fb 100644
--- a/source/client/test/smlTest.cpp
+++ b/source/client/test/smlTest.cpp
@@ -1261,7 +1261,7 @@ TEST(testCase, sml_16368_Test) {
   ASSERT_EQ(taos_errno(pRes), 0);
   taos_free_result(pRes);
 }
-
+*/
 TEST(testCase, sml_dup_time_Test) {
  TAOS *taos = taos_connect("localhost", "root", "taosdata", NULL, 0);
  ASSERT_NE(taos, nullptr);
@@ -1272,10 +1272,10 @@ TEST(testCase, sml_dup_time_Test) {
   const char *sql[] = {
      //"test_ms,t0=t c0=f 1626006833641",
      "ubzlsr,id=qmtcvgd,t0=t,t1=127i8,t2=32767i16,t3=2147483647i32,t4=9223372036854775807i64,t5=11.12345f32,t6=22.123456789f64,t7=\"binaryTagValue\",t8=L\"ncharTagValue\" c0=false,c1=1i8,c2=32767i16,c3=2147483647i32,c4=9223372036854775807i64,c5=11.12345f32,c6=22.123456789f64,c7=\"xcxvwjvf\",c8=L\"ncharColValue\",c9=7u64 1626006833639000000",
-     "ubzlsr,id=qmtcvgd,t0=t,t1=127i8,t2=32767i16,t3=2147483647i32,t4=9223372036854775807i64,t5=11.12345f32,t6=22.123456789f64,t7=\"binaryTagValue\",t8=L\"ncharTagValue\" c0=T,c1=2i8,c2=32767i16,c3=2147483647i32,c4=9223372036854775807i64,c5=11.12345f32,c6=22.123456789f64,c7=\"fixrzcuq\",c8=L\"ncharColValue\",c9=7u64 1626006833639000000",
-     "ubzlsr,id=qmtcvgd,t0=t,t1=127i8,t2=32767i16,t3=2147483647i32,t4=9223372036854775807i64,t5=11.12345f32,t6=22.123456789f64,t7=\"binaryTagValue\",t8=L\"ncharTagValue\" c0=t,c1=3i8,c2=32767i16,c3=2147483647i32,c4=9223372036854775807i64,c5=11.12345f32,c6=22.123456789f64,c7=\"iupzdqub\",c8=L\"ncharColValue\",c9=7u64 1626006833639000000",
-     "ubzlsr,id=qmtcvgd,t0=t,t1=127i8,t2=32767i16,t3=2147483647i32,t4=9223372036854775807i64,t5=11.12345f32,t6=22.123456789f64,t7=\"binaryTagValue\",t8=L\"ncharTagValue\" c0=t,c1=4i8,c2=32767i16,c3=2147483647i32,c4=9223372036854775807i64,c5=11.12345f32,c6=22.123456789f64,c7=\"yvvtzzof\",c8=L\"ncharColValue\",c9=7u64 1626006833639000000",
-     "ubzlsr,id=qmtcvgd,t0=t,t1=127i8,t2=32767i16,t3=2147483647i32,t4=9223372036854775807i64,t5=11.12345f32,t6=22.123456789f64,t7=\"binaryTagValue\",t8=L\"ncharTagValue\" c0=t,c1=5i8,c2=32767i16,c3=2147483647i32,c4=9223372036854775807i64,c5=11.12345f32,c6=22.123456789f64,c7=\"vbxpilkj\",c8=L\"ncharColValue\",c9=7u64 1626006833639000000"
+     "ubzlsr,id=qmtcvgd,t0=t,t1=127i8,t2=32767i16,t3=2147483647i32,t4=9223372036854775807i64,t5=11.12345f32,t6=22.123456789f64,t7=\"binaryTagValue\",t8=L\"ncharTagValue\" c0=T,c1=2i8,c2=32767i16,c3=2147483647i32,c4=9223372036854775807i64,c5=11.12345f32,c6=22.123456789f64,c7=\"fixrzcuq\",c8=L\"ncharColValue\",c9=7u64 1626006834639000000",
+     "ubzlsr,id=qmtcvgd,t0=t,t1=127i8,t2=32767i16,t3=2147483647i32,t4=9223372036854775807i64,t5=11.12345f32,t6=22.123456789f64,t7=\"binaryTagValue\",t8=L\"ncharTagValue\" c0=t,c1=3i8,c2=32767i16,c3=2147483647i32,c4=9223372036854775807i64,c5=11.12345f32,c6=22.123456789f64,c7=\"iupzdqub\",c8=L\"ncharColValue\",c9=7u64 1626006835639000000",
+     "ubzlsr,id=qmtcvgd,t0=t,t1=127i8,t2=32767i16,t3=2147483647i32,t4=9223372036854775807i64,t5=11.12345f32,t6=22.123456789f64,t7=\"binaryTagValue\",t8=L\"ncharTagValue\" c0=t,c1=4i8,c2=32767i16,c3=2147483647i32,c4=9223372036854775807i64,c5=11.12345f32,c6=22.123456789f64,c7=\"yvvtzzof\",c8=L\"ncharColValue\",c9=7u64 1626006836639000000",
+     "ubzlsr,id=qmtcvgd,t0=t,t1=127i8,t2=32767i16,t3=2147483647i32,t4=9223372036854775807i64,t5=11.12345f32,t6=22.123456789f64,t7=\"binaryTagValue\",t8=L\"ncharTagValue\" c0=t,c1=5i8,c2=32767i16,c3=2147483647i32,c4=9223372036854775807i64,c5=11.12345f32,c6=22.123456789f64,c7=\"vbxpilkj\",c8=L\"ncharColValue\",c9=7u64 1626006837639000000"
   };
   pRes = taos_query(taos, "use dup_time");
   taos_free_result(pRes);
@@ -1284,4 +1284,4 @@ TEST(testCase, sml_dup_time_Test) {
   ASSERT_EQ(taos_errno(pRes), 0);
   taos_free_result(pRes);
 }
-*/
+
diff --git a/source/common/src/tname.c b/source/common/src/tname.c
index fd055135799a5e508ec535b43d46e9246c8d644e..b67b3ca1f15e9129b7de4ce6a42db20adbfa36e4 100644
--- a/source/common/src/tname.c
+++ b/source/common/src/tname.c
@@ -312,8 +312,10 @@ void buildChildTableName(RandTableName* rName) {
   taosStringBuilderAppendStringLen(&sb, rName->sTableName, rName->sTableNameLen);
   taosArraySort(rName->tags, compareKv);
   for (int j = 0; j < taosArrayGetSize(rName->tags); ++j) {
+    taosStringBuilderAppendChar(&sb, ',');
     SSmlKv* tagKv = taosArrayGetP(rName->tags, j);
     taosStringBuilderAppendStringLen(&sb, tagKv->key, tagKv->keyLen);
+    taosStringBuilderAppendChar(&sb, '=');
     if (IS_VAR_DATA_TYPE(tagKv->type)) {
       taosStringBuilderAppendStringLen(&sb, tagKv->value, tagKv->length);
     } else {
@@ -326,9 +328,14 @@ void buildChildTableName(RandTableName* rName) {
   tMD5Init(&context);
   tMD5Update(&context, (uint8_t*)keyJoined, (uint32_t)len);
   tMD5Final(&context);
-  uint64_t digest1 = *(uint64_t*)(context.digest);
-  uint64_t digest2 = *(uint64_t*)(context.digest + 8);
-  snprintf(rName->childTableName, TSDB_TABLE_NAME_LEN, "t_%016" PRIx64 "%016" PRIx64, digest1, digest2);
+
+  char temp[8] = {0};
+  rName->childTableName[0] = 't';
+  rName->childTableName[1] = '_';
+  for(int i = 0; i < 16; i++){
+    sprintf(temp, "%02x", context.digest[i]);
+    strcat(rName->childTableName, temp);
+  }
   taosStringBuilderDestroy(&sb);
-  rName->uid = digest1;
+  rName->uid = *(uint64_t*)(context.digest);
 }