diff --git a/include/common/tglobal.h b/include/common/tglobal.h
index 32cfb5dbaac4fa3524950cb2c00fd2f2f814347b..1f7dbb8b6291e9599065086a41615384d43a3877 100644
--- a/include/common/tglobal.h
+++ b/include/common/tglobal.h
@@ -127,6 +127,7 @@ extern bool tsStartUdfd;
 
 // schemaless
 extern char tsSmlChildTableName[];
+extern bool tsSmlDataFormat;
 
 // internal
 extern int32_t tsTransPullupInterval;
diff --git a/source/client/src/clientSml.c b/source/client/src/clientSml.c
index cdae558653c993da846c8fca8c57105977d88a31..fe574b8ef693aead9b676d05855834ef2219017c 100644
--- a/source/client/src/clientSml.c
+++ b/source/client/src/clientSml.c
@@ -166,7 +166,7 @@ typedef struct {
 
   SMLProtocolType   protocol;
   int8_t            precision;
-  bool              dataFormat;     // true means that the name, number and order of keys in each line are the same(only for influx protocol)
+  bool              dataFormat;     // true means that the name and order of keys in each line are the same(only for influx protocol)
 
   SHashObj          *childTables;
   SHashObj          *superTables;
@@ -1422,7 +1422,7 @@ static void smlDestroyInfo(SSmlHandle* info){
   taosMemoryFreeClear(info);
 }
 
-static SSmlHandle* smlBuildSmlInfo(TAOS* taos, SRequestObj* request, SMLProtocolType protocol, int8_t precision, bool dataFormat){
+static SSmlHandle* smlBuildSmlInfo(TAOS* taos, SRequestObj* request, SMLProtocolType protocol, int8_t precision){
   int32_t code = TSDB_CODE_SUCCESS;
   SSmlHandle* info = (SSmlHandle*)taosMemoryCalloc(1, sizeof(SSmlHandle));
   if (NULL == info) {
@@ -1454,7 +1454,11 @@ static SSmlHandle* smlBuildSmlInfo(TAOS* taos, SRequestObj* request, SMLProtocol
 
   info->precision   = precision;
   info->protocol    = protocol;
-  info->dataFormat  = dataFormat;
+  if(protocol == TSDB_SML_LINE_PROTOCOL){
+    info->dataFormat = tsSmlDataFormat;
+  }else{
+    info->dataFormat = true;
+  }
   info->pRequest    = request;
   info->msgBuf.buf  = info->pRequest->msgBuf;
   info->msgBuf.len  = ERROR_MSG_BUF_DEFAULT_SIZE;
@@ -2335,7 +2339,7 @@ TAOS_RES* taos_schemaless_insert(TAOS* taos, char* lines[], int numLines, int pr
     return NULL;
   }
 
-  SSmlHandle* info = smlBuildSmlInfo(taos, request, (SMLProtocolType)protocol, precision, true);
+  SSmlHandle* info = smlBuildSmlInfo(taos, request, (SMLProtocolType)protocol, precision);
   if(!info){
     return (TAOS_RES*)request;
   }
diff --git a/source/common/src/tglobal.c b/source/common/src/tglobal.c
index 5beb5454de40d16f1eb4e45b552e3bfd84b14036..33ba9473d0ba77d47a97920dd59820f07b85e931 100644
--- a/source/common/src/tglobal.c
+++ b/source/common/src/tglobal.c
@@ -79,6 +79,7 @@ uint16_t tsTelemPort = 80;
 // schemaless
 char tsSmlChildTableName[TSDB_TABLE_NAME_LEN] = ""; //user defined child table name can be specified in tag value.
                                                      //If set to empty system will generate table name using MD5 hash.
+bool tsSmlDataFormat = true;  // true means that the name and order of cols in each line are the same(only for influx protocol)
 
 // query
 int32_t tsQueryPolicy = 1;
@@ -324,6 +325,7 @@ static int32_t taosAddClientCfg(SConfig *pCfg) {
   if (cfgAddBool(pCfg, "keepColumnName", tsKeepOriginalColumnName, 1) != 0) return -1;
   if (cfgAddInt32(pCfg, "queryPolicy", tsQueryPolicy, 1, 3, 1) != 0) return -1;
   if (cfgAddString(pCfg, "smlChildTableName", "", 1) != 0) return -1;
+  if (cfgAddBool(pCfg, "smlDataFormat", tsSmlDataFormat, 1) != 0) return -1;
 
   tsNumOfTaskQueueThreads = tsNumOfCores / 4;
   tsNumOfTaskQueueThreads = TRANGE(tsNumOfTaskQueueThreads, 1, 2);
@@ -518,6 +520,7 @@ static int32_t taosSetClientCfg(SConfig *pCfg) {
   }
 
   tstrncpy(tsSmlChildTableName, cfgGetItem(pCfg, "smlChildTableName")->str, TSDB_TABLE_NAME_LEN);
+  tsSmlDataFormat = cfgGetItem(pCfg, "smlDataFormat")->bval;
 
   tsShellActivityTimer = cfgGetItem(pCfg, "shellActivityTimer")->i32;
   tsCompressMsgSize = cfgGetItem(pCfg, "compressMsgSize")->i32;