diff --git a/example/src/tmq.c b/example/src/tmq.c
index 832e389a13..67ab719bab 100644
--- a/example/src/tmq.c
+++ b/example/src/tmq.c
@@ -144,6 +144,7 @@ void tmq_commit_cb_print(tmq_t* tmq, tmq_resp_err_t resp, tmq_topic_vgroup_list_
 }
 
 tmq_t* build_consumer() {
+#if 0
   TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
   assert(pConn != NULL);
 
@@ -152,11 +153,15 @@ tmq_t* build_consumer() {
     printf("error in use db, reason:%s\n", taos_errstr(pRes));
   }
   taos_free_result(pRes);
+#endif
 
   tmq_conf_t* conf = tmq_conf_new();
   tmq_conf_set(conf, "group.id", "tg2");
+  tmq_conf_set(conf, "td.connect.user", "root");
+  tmq_conf_set(conf, "td.connect.pass", "taosdata");
+  tmq_conf_set(conf, "td.connect.db", "abc1");
   tmq_conf_set_offset_commit_cb(conf, tmq_commit_cb_print);
-  tmq_t* tmq = tmq_consumer_new(pConn, conf, NULL, 0);
+  tmq_t* tmq = tmq_consumer_new1(conf, NULL, 0);
   return tmq;
 }
 
diff --git a/include/client/taos.h b/include/client/taos.h
index 87948e7824..2180903633 100644
--- a/include/client/taos.h
+++ b/include/client/taos.h
@@ -247,10 +247,10 @@ DLL_EXPORT tmq_list_t *tmq_list_new();
 DLL_EXPORT int32_t     tmq_list_append(tmq_list_t *, const char *);
 DLL_EXPORT void        tmq_list_destroy(tmq_list_t *);
 
-// will be removed in 3.0
+#if 1
 DLL_EXPORT tmq_t *tmq_consumer_new(void *conn, tmq_conf_t *conf, char *errstr, int32_t errstrLen);
+#endif
 
-// will replace last one
 DLL_EXPORT tmq_t *tmq_consumer_new1(tmq_conf_t *conf, char *errstr, int32_t errstrLen);
 
 DLL_EXPORT const char *tmq_err2str(tmq_resp_err_t);
diff --git a/include/common/tmsg.h b/include/common/tmsg.h
index 1ded61eb3f..d7e86bab4f 100644
--- a/include/common/tmsg.h
+++ b/include/common/tmsg.h
@@ -332,6 +332,7 @@ int32_t taosEncodeSEpSet(void** buf, const SEpSet* pEp);
 void*   taosDecodeSEpSet(void* buf, SEpSet* pEp);
 
 typedef struct {
+  int8_t  connType;
   int32_t pid;
   char    app[TSDB_APP_NAME_LEN];
   char    db[TSDB_DB_NAME_LEN];
@@ -346,6 +347,7 @@ typedef struct {
   int64_t clusterId;
   int32_t connId;
   int8_t  superUser;
+  int8_t  connType;
   SEpSet  epSet;
   char    sVersion[128];
 } SConnectRsp;
diff --git a/source/client/inc/clientInt.h b/source/client/inc/clientInt.h
index b7d88c277b..142c4ee5c3 100644
--- a/source/client/inc/clientInt.h
+++ b/source/client/inc/clientInt.h
@@ -45,6 +45,11 @@ extern "C" {
 
 #define HEARTBEAT_INTERVAL 1500  // ms
 
+enum {
+  CONN_TYPE__QUERY = 1,
+  CONN_TYPE__TMQ,
+};
+
 typedef struct SAppInstInfo SAppInstInfo;
 
 typedef struct {
@@ -132,9 +137,9 @@ typedef struct STscObj {
   char          pass[TSDB_PASSWORD_LEN];
   char          db[TSDB_DB_FNAME_LEN];
   char          ver[128];
+  int8_t        connType;
   int32_t       acctId;
   uint32_t      connId;
-  int32_t       connType;
   uint64_t      id;         // ref ID returned by taosAddRef
   TdThreadMutex mutex;      // used to protect the operation on db
   int32_t       numOfReqs;  // number of sqlObj bound to this connection
@@ -272,7 +277,7 @@ void processMsgFromServer(void* parent, SRpcMsg* pMsg, SEpSet* pEpSet);
 void initMsgHandleFp();
 
 TAOS* taos_connect_internal(const char* ip, const char* user, const char* pass, const char* auth, const char* db,
-                            uint16_t port);
+                            uint16_t port, int connType);
 
 int32_t parseSql(SRequestObj* pRequest, bool topicQuery, SQuery** pQuery);
 int32_t getPlan(SRequestObj* pRequest, SQuery* pQuery, SQueryPlan** pPlan, SArray* pNodeList);
diff --git a/source/client/src/clientHb.c b/source/client/src/clientHb.c
index d389fc34c6..82788b2e11 100644
--- a/source/client/src/clientHb.c
+++ b/source/client/src/clientHb.c
@@ -23,6 +23,8 @@ static SClientHbMgr clientHbMgr = {0};
 static int32_t hbCreateThread();
 static void    hbStopThread();
 
+static int32_t hbMqHbReqHandle(SClientHbKey *connKey, void *param, SClientHbReq *req) { return 0; }
+
 static int32_t hbMqHbRspHandle(SAppHbMgr *pAppHbMgr, SClientHbRsp *pRsp) { return 0; }
 
 static int32_t hbProcessDBInfoRsp(void *value, int32_t valueLen, struct SCatalog *pCatalog) {
@@ -297,11 +299,10 @@ int32_t hbQueryHbReqHandle(SClientHbKey *connKey, void *param, SClientHbReq *req
   return TSDB_CODE_SUCCESS;
 }
 
-int32_t hbMqHbReqHandle(SClientHbKey *connKey, void *param, SClientHbReq *req) { return 0; }
-
 void hbMgrInitMqHbHandle() {
   clientHbMgr.reqHandle[HEARTBEAT_TYPE_QUERY] = hbQueryHbReqHandle;
   clientHbMgr.reqHandle[HEARTBEAT_TYPE_MQ] = hbMqHbReqHandle;
+
   clientHbMgr.rspHandle[HEARTBEAT_TYPE_QUERY] = hbQueryHbRspHandle;
   clientHbMgr.rspHandle[HEARTBEAT_TYPE_MQ] = hbMqHbRspHandle;
 }
@@ -438,7 +439,7 @@ static int32_t hbCreateThread() {
   if (taosThreadCreate(&clientHbMgr.thread, &thAttr, hbThreadFunc, NULL) != 0) {
     terrno = TAOS_SYSTEM_ERROR(errno);
     return -1;
- }
+  }
   taosThreadAttrDestroy(&thAttr);
   return 0;
 }
@@ -568,7 +569,7 @@ int hbRegisterConnImpl(SAppHbMgr *pAppHbMgr, SClientHbKey connKey, SHbConnInfo *
 int hbRegisterConn(SAppHbMgr *pAppHbMgr, int32_t connId, int64_t clusterId, int32_t hbType) {
   SClientHbKey connKey = {
       .connId = connId,
-      .hbType = HEARTBEAT_TYPE_QUERY,
+      .hbType = hbType,
   };
   SHbConnInfo info = {0};
 
@@ -578,16 +579,14 @@ int hbRegisterConn(SAppHbMgr *pAppHbMgr, int32_t connId, int64_t clusterId, int3
       *pClusterId = clusterId;
 
       info.param = pClusterId;
-      break;
+      return hbRegisterConnImpl(pAppHbMgr, connKey, &info);
     }
     case HEARTBEAT_TYPE_MQ: {
-      break;
+      return 0;
     }
     default:
-      break;
+      return 0;
   }
-
-  return hbRegisterConnImpl(pAppHbMgr, connKey, &info);
 }
 
 void hbDeregisterConn(SAppHbMgr *pAppHbMgr, SClientHbKey connKey) {
diff --git a/source/client/src/clientImpl.c b/source/client/src/clientImpl.c
index 63bb3637cf..d09205d088 100644
--- a/source/client/src/clientImpl.c
+++ b/source/client/src/clientImpl.c
@@ -11,7 +11,7 @@
 #include "tref.h"
 
 static int32_t       initEpSetFromCfg(const char* firstEp, const char* secondEp, SCorEpSet* pEpSet);
-static SMsgSendInfo* buildConnectMsg(SRequestObj* pRequest);
+static SMsgSendInfo* buildConnectMsg(SRequestObj* pRequest, int8_t connType);
 static void          destroySendMsgInfo(SMsgSendInfo* pMsgBody);
 
 static bool stringLengthCheck(const char* str, size_t maxsize) {
@@ -40,10 +40,10 @@ static char* getClusterKey(const char* user, const char* auth, const char* ip, i
 }
 
 static STscObj* taosConnectImpl(const char* user, const char* auth, const char* db, __taos_async_fn_t fp, void* param,
-                                SAppInstInfo* pAppInfo);
+                                SAppInstInfo* pAppInfo, int connType);
 
 TAOS* taos_connect_internal(const char* ip, const char* user, const char* pass, const char* auth, const char* db,
-                            uint16_t port) {
+                            uint16_t port, int connType) {
   if (taos_init() != TSDB_CODE_SUCCESS) {
     return NULL;
   }
@@ -111,7 +111,7 @@ TAOS* taos_connect_internal(const char* ip, const char* user, const char* pass,
   taosThreadMutexUnlock(&appInfo.mutex);
 
   taosMemoryFreeClear(key);
-  return taosConnectImpl(user, &secretEncrypt[0], localDb, NULL, NULL, *pInst);
+  return taosConnectImpl(user, &secretEncrypt[0], localDb, NULL, NULL, *pInst, connType);
 }
 
 int32_t buildRequest(STscObj* pTscObj, const char* sql, int sqlLen, SRequestObj** pRequest) {
@@ -425,7 +425,7 @@ int initEpSetFromCfg(const char* firstEp, const char* secondEp, SCorEpSet* pEpSe
 }
 
 STscObj* taosConnectImpl(const char* user, const char* auth, const char* db, __taos_async_fn_t fp, void* param,
-                         SAppInstInfo* pAppInfo) {
+                         SAppInstInfo* pAppInfo, int connType) {
   STscObj* pTscObj = createTscObj(user, auth, db, pAppInfo);
   if (NULL == pTscObj) {
     terrno = TSDB_CODE_TSC_OUT_OF_MEMORY;
@@ -439,7 +439,7 @@ STscObj* taosConnectImpl(const char* user, const char* auth, const char* db, __t
     return NULL;
   }
 
-  SMsgSendInfo* body = buildConnectMsg(pRequest);
+  SMsgSendInfo* body = buildConnectMsg(pRequest, connType);
 
   int64_t transporterId = 0;
   asyncSendMsgToServer(pTscObj->pAppInfo->pTransporter, &pTscObj->pAppInfo->mgmtEp.epSet, &transporterId, body);
@@ -462,7 +462,7 @@ STscObj* taosConnectImpl(const char* user, const char* auth, const char* db, __t
   return pTscObj;
 }
 
-static SMsgSendInfo* buildConnectMsg(SRequestObj* pRequest) {
+static SMsgSendInfo* buildConnectMsg(SRequestObj* pRequest, int8_t connType) {
   SMsgSendInfo* pMsgSendInfo = taosMemoryCalloc(1, sizeof(SMsgSendInfo));
   if (pMsgSendInfo == NULL) {
     terrno = TSDB_CODE_TSC_OUT_OF_MEMORY;
@@ -485,6 +485,7 @@ static SMsgSendInfo* buildConnectMsg(SRequestObj* pRequest) {
   }
   taosMemoryFreeClear(db);
 
+  connectReq.connType = connType;
   connectReq.pid = htonl(appInfo.pid);
   connectReq.startTime = htobe64(appInfo.startTime);
   tstrncpy(connectReq.app, appInfo.appName, sizeof(connectReq.app));
@@ -570,7 +571,7 @@ TAOS* taos_connect_auth(const char* ip, const char* user, const char* auth, cons
     return NULL;
   }
 
-  return taos_connect_internal(ip, user, NULL, auth, db, port);
+  return taos_connect_internal(ip, user, NULL, auth, db, port, CONN_TYPE__QUERY);
 }
 
 TAOS* taos_connect_l(const char* ip, int ipLen, const char* user, int userLen, const char* pass, int passLen,
diff --git a/source/client/src/clientMain.c b/source/client/src/clientMain.c
index fa55e9c295..7bc29e2427 100644
--- a/source/client/src/clientMain.c
+++ b/source/client/src/clientMain.c
@@ -87,7 +87,7 @@ TAOS *taos_connect(const char *ip, const char *user, const char *pass, const cha
     pass = TSDB_DEFAULT_PASS;
   }
 
-  return taos_connect_internal(ip, user, pass, NULL, db, port);
+  return taos_connect_internal(ip, user, pass, NULL, db, port, CONN_TYPE__QUERY);
 }
 
 void taos_close(TAOS *taos) {
@@ -124,8 +124,10 @@ const char *taos_errstr(TAOS_RES *res) {
 }
 
 void taos_free_result(TAOS_RES *res) {
-  SRequestObj *pRequest = (SRequestObj *)res;
-  destroyRequest(pRequest);
+  if (TD_RES_QUERY(res)) {
+    SRequestObj *pRequest = (SRequestObj *)res;
+    destroyRequest(pRequest);
+  }
 }
 
 int taos_field_count(TAOS_RES *res) {
diff --git a/source/client/src/clientMsgHandler.c b/source/client/src/clientMsgHandler.c
index 99c6e81551..960cf1620a 100644
--- a/source/client/src/clientMsgHandler.c
+++ b/source/client/src/clientMsgHandler.c
@@ -13,13 +13,13 @@
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "os.h"
-#include "tdef.h"
-#include "tname.h"
+#include "catalog.h"
 #include "clientInt.h"
 #include "clientLog.h"
-#include "catalog.h"
+#include "os.h"
 #include "query.h"
+#include "tdef.h"
+#include "tname.h"
 
 int32_t (*handleRequestRspFp[TDMT_MAX])(void*, const SDataBuf* pMsg, int32_t code);
 
@@ -69,9 +69,9 @@ int32_t processConnectRsp(void* param, const SDataBuf* pMsg, int32_t code) {
   pTscObj->pAppInfo->clusterId = connectRsp.clusterId;
   atomic_add_fetch_64(&pTscObj->pAppInfo->numOfConns, 1);
 
-  pTscObj->connType = HEARTBEAT_TYPE_QUERY;
+  pTscObj->connType = connectRsp.connType;
 
-  hbRegisterConn(pTscObj->pAppInfo->pAppHbMgr, connectRsp.connId, connectRsp.clusterId, HEARTBEAT_TYPE_QUERY);
+  hbRegisterConn(pTscObj->pAppInfo->pAppHbMgr, connectRsp.connId, connectRsp.clusterId, connectRsp.connType);
 
   //  pRequest->body.resInfo.pRspMsg = pMsg->pData;
   tscDebug("0x%" PRIx64 " clusterId:%" PRId64 ", totalConn:%" PRId64, pRequest->requestId, connectRsp.clusterId,
@@ -82,13 +82,13 @@ int32_t processConnectRsp(void* param, const SDataBuf* pMsg, int32_t code) {
   return 0;
 }
 
-SMsgSendInfo* buildMsgInfoImpl(SRequestObj *pRequest) {
+SMsgSendInfo* buildMsgInfoImpl(SRequestObj* pRequest) {
   SMsgSendInfo* pMsgSendInfo = taosMemoryCalloc(1, sizeof(SMsgSendInfo));
 
   pMsgSendInfo->requestObjRefId = pRequest->self;
-  pMsgSendInfo->requestId       = pRequest->requestId;
-  pMsgSendInfo->param           = pRequest;
-  pMsgSendInfo->msgType         = pRequest->type;
+  pMsgSendInfo->requestId = pRequest->requestId;
+  pMsgSendInfo->param = pRequest;
+  pMsgSendInfo->msgType = pRequest->type;
 
   if (pRequest->type == TDMT_MND_SHOW_RETRIEVE || pRequest->type == TDMT_VND_SHOW_TABLES_FETCH) {
     if (pRequest->type == TDMT_MND_SHOW_RETRIEVE) {
@@ -119,7 +119,9 @@ SMsgSendInfo* buildMsgInfoImpl(SRequestObj *pRequest) {
     pMsgSendInfo->msgInfo = pRequest->body.requestMsg;
   }
 
-  pMsgSendInfo->fp = (handleRequestRspFp[TMSG_INDEX(pRequest->type)] == NULL)? genericRspCallback:handleRequestRspFp[TMSG_INDEX(pRequest->type)];
+  pMsgSendInfo->fp = (handleRequestRspFp[TMSG_INDEX(pRequest->type)] == NULL)
+                         ? genericRspCallback
+                         : handleRequestRspFp[TMSG_INDEX(pRequest->type)];
   return pMsgSendInfo;
 }
 
@@ -133,7 +135,7 @@ int32_t processShowRsp(void* param, const SDataBuf* pMsg, int32_t code) {
 
   SShowRsp showRsp = {0};
   tDeserializeSShowRsp(pMsg->pData, pMsg->len, &showRsp);
-  STableMetaRsp *pMetaMsg = &showRsp.tableMeta;
+  STableMetaRsp* pMetaMsg = &showRsp.tableMeta;
 
   taosMemoryFreeClear(pRequest->body.resInfo.pRspMsg);
   pRequest->body.resInfo.pRspMsg = pMsg->pData;
@@ -159,7 +161,7 @@ int32_t processShowRsp(void* param, const SDataBuf* pMsg, int32_t code) {
   if (pRequest->type == TDMT_VND_SHOW_TABLES) {
     SShowReqInfo* pShowInfo = &pRequest->body.showInfo;
 
-    int32_t index = pShowInfo->currentIndex;
+    int32_t      index = pShowInfo->currentIndex;
     SVgroupInfo* pInfo = taosArrayGet(pShowInfo->pArray, index);
     pShowInfo->vgId = pInfo->vgId;
   }
@@ -169,8 +171,8 @@ int32_t processShowRsp(void* param, const SDataBuf* pMsg, int32_t code) {
 }
 
 int32_t processRetrieveMnodeRsp(void* param, const SDataBuf* pMsg, int32_t code) {
-  SRequestObj    *pRequest = param;
-  SReqResultInfo *pResInfo = &pRequest->body.resInfo;
+  SRequestObj*    pRequest = param;
+  SReqResultInfo* pResInfo = &pRequest->body.resInfo;
   taosMemoryFreeClear(pResInfo->pRspMsg);
 
   if (code != TSDB_CODE_SUCCESS) {
@@ -181,19 +183,19 @@ int32_t processRetrieveMnodeRsp(void* param, const SDataBuf* pMsg, int32_t code)
 
   assert(pMsg->len >= sizeof(SRetrieveTableRsp));
 
-  SRetrieveTableRsp *pRetrieve = (SRetrieveTableRsp *) pMsg->pData;
-  pRetrieve->numOfRows  = htonl(pRetrieve->numOfRows);
-  pRetrieve->precision  = htons(pRetrieve->precision);
+  SRetrieveTableRsp* pRetrieve = (SRetrieveTableRsp*)pMsg->pData;
+  pRetrieve->numOfRows = htonl(pRetrieve->numOfRows);
+  pRetrieve->precision = htons(pRetrieve->precision);
 
-  pResInfo->pRspMsg   = pMsg->pData;
+  pResInfo->pRspMsg = pMsg->pData;
   pResInfo->numOfRows = pRetrieve->numOfRows;
-  pResInfo->pData     = pRetrieve->data;
+  pResInfo->pData = pRetrieve->data;
   pResInfo->completed = pRetrieve->completed;
 
   pResInfo->current = 0;
-//  setResultDataPtr(pResInfo, pResInfo->fields, pResInfo->numOfCols, pResInfo->numOfRows);
+  //  setResultDataPtr(pResInfo, pResInfo->fields, pResInfo->numOfCols, pResInfo->numOfRows);
 
-  tscDebug("0x%"PRIx64" numOfRows:%d, complete:%d, qId:0x%"PRIx64, pRequest->self, pRetrieve->numOfRows,
+  tscDebug("0x%" PRIx64 " numOfRows:%d, complete:%d, qId:0x%" PRIx64, pRequest->self, pRetrieve->numOfRows,
            pRetrieve->completed, pRequest->body.showInfo.execId);
 
   tsem_post(&pRequest->body.rspSem);
@@ -214,20 +216,20 @@ int32_t processRetrieveVndRsp(void* param, const SDataBuf* pMsg, int32_t code) {
 
   assert(pMsg->len >= sizeof(SRetrieveTableRsp));
 
-  pResInfo->pRspMsg    = pMsg->pData;
+  pResInfo->pRspMsg = pMsg->pData;
 
-  SVShowTablesFetchRsp *pFetchRsp = (SVShowTablesFetchRsp *) pMsg->pData;
-  pFetchRsp->numOfRows  = htonl(pFetchRsp->numOfRows);
-  pFetchRsp->precision  = htons(pFetchRsp->precision);
+  SVShowTablesFetchRsp* pFetchRsp = (SVShowTablesFetchRsp*)pMsg->pData;
+  pFetchRsp->numOfRows = htonl(pFetchRsp->numOfRows);
+  pFetchRsp->precision = htons(pFetchRsp->precision);
 
-  pResInfo->pRspMsg   = pMsg->pData;
+  pResInfo->pRspMsg = pMsg->pData;
   pResInfo->numOfRows = pFetchRsp->numOfRows;
-  pResInfo->pData     = pFetchRsp->data;
+  pResInfo->pData = pFetchRsp->data;
 
   pResInfo->current = 0;
-//  setResultDataPtr(pResInfo, pResInfo->fields, pResInfo->numOfCols, pResInfo->numOfRows);
+  //  setResultDataPtr(pResInfo, pResInfo->fields, pResInfo->numOfCols, pResInfo->numOfRows);
 
-  tscDebug("0x%"PRIx64" numOfRows:%d, complete:%d, qId:0x%"PRIx64, pRequest->self, pFetchRsp->numOfRows,
+  tscDebug("0x%" PRIx64 " numOfRows:%d, complete:%d, qId:0x%" PRIx64, pRequest->self, pFetchRsp->numOfRows,
            pFetchRsp->completed, pRequest->body.showInfo.execId);
 
   tsem_post(&pRequest->body.rspSem);
@@ -251,18 +253,19 @@ int32_t processUseDbRsp(void* param, const SDataBuf* pMsg, int32_t code) {
   if (TSDB_CODE_MND_DB_NOT_EXIST == code) {
     SUseDbRsp usedbRsp = {0};
     tDeserializeSUseDbRsp(pMsg->pData, pMsg->len, &usedbRsp);
-    struct SCatalog *pCatalog = NULL;
+    struct SCatalog* pCatalog = NULL;
 
     if (usedbRsp.vgVersion >= 0) {
       int32_t code = catalogGetHandle(pRequest->pTscObj->pAppInfo->clusterId, &pCatalog);
       if (code != TSDB_CODE_SUCCESS) {
-        tscWarn("catalogGetHandle failed, clusterId:%"PRIx64", error:%s", pRequest->pTscObj->pAppInfo->clusterId, tstrerror(code));
+        tscWarn("catalogGetHandle failed, clusterId:%" PRIx64 ", error:%s", pRequest->pTscObj->pAppInfo->clusterId,
+                tstrerror(code));
       } else {
         catalogRemoveDB(pCatalog, usedbRsp.db, usedbRsp.uid);
       }
     }
 
-    tFreeSUsedbRsp(&usedbRsp);    
+    tFreeSUsedbRsp(&usedbRsp);
   }
 
   if (code != TSDB_CODE_SUCCESS) {
@@ -276,7 +279,7 @@ int32_t processUseDbRsp(void* param, const SDataBuf* pMsg, int32_t code) {
   tDeserializeSUseDbRsp(pMsg->pData, pMsg->len, &usedbRsp);
 
   SName name = {0};
-  tNameFromString(&name, usedbRsp.db, T_NAME_ACCT|T_NAME_DB);
+  tNameFromString(&name, usedbRsp.db, T_NAME_ACCT | T_NAME_DB);
 
   SUseDbOutput output = {0};
   code = queryBuildUseDbOutput(&output, &usedbRsp);
@@ -288,11 +291,12 @@ int32_t processUseDbRsp(void* param, const SDataBuf* pMsg, int32_t code) {
 
     tscError("failed to build use db output since %s", terrstr());
   } else {
-    struct SCatalog *pCatalog = NULL;
-    
+    struct SCatalog* pCatalog = NULL;
+
     int32_t code = catalogGetHandle(pRequest->pTscObj->pAppInfo->clusterId, &pCatalog);
     if (code != TSDB_CODE_SUCCESS) {
-      tscWarn("catalogGetHandle failed, clusterId:%"PRIx64", error:%s", pRequest->pTscObj->pAppInfo->clusterId, tstrerror(code));
+      tscWarn("catalogGetHandle failed, clusterId:%" PRIx64 ", error:%s", pRequest->pTscObj->pAppInfo->clusterId,
+              tstrerror(code));
     } else {
       catalogUpdateDBVgInfo(pCatalog, output.db, output.dbId, output.dbVgroup);
     }
@@ -419,14 +423,14 @@ void initMsgHandleFp() {
   tscProcessMsgRsp[TSDB_SQL_SHOW_CREATE_DATABASE] = tscProcessShowCreateRsp;
 #endif
 
-  handleRequestRspFp[TMSG_INDEX(TDMT_MND_CONNECT)]       = processConnectRsp;
-  handleRequestRspFp[TMSG_INDEX(TDMT_MND_SHOW)]          = processShowRsp;
+  handleRequestRspFp[TMSG_INDEX(TDMT_MND_CONNECT)] = processConnectRsp;
+  handleRequestRspFp[TMSG_INDEX(TDMT_MND_SHOW)] = processShowRsp;
   handleRequestRspFp[TMSG_INDEX(TDMT_MND_SHOW_RETRIEVE)] = processRetrieveMnodeRsp;
-  handleRequestRspFp[TMSG_INDEX(TDMT_MND_CREATE_DB)]     = processCreateDbRsp;
-  handleRequestRspFp[TMSG_INDEX(TDMT_MND_USE_DB)]        = processUseDbRsp;
-  handleRequestRspFp[TMSG_INDEX(TDMT_MND_CREATE_STB)]    = processCreateTableRsp;
-  handleRequestRspFp[TMSG_INDEX(TDMT_MND_DROP_DB)]       = processDropDbRsp;
+  handleRequestRspFp[TMSG_INDEX(TDMT_MND_CREATE_DB)] = processCreateDbRsp;
+  handleRequestRspFp[TMSG_INDEX(TDMT_MND_USE_DB)] = processUseDbRsp;
+  handleRequestRspFp[TMSG_INDEX(TDMT_MND_CREATE_STB)] = processCreateTableRsp;
+  handleRequestRspFp[TMSG_INDEX(TDMT_MND_DROP_DB)] = processDropDbRsp;
 
-  handleRequestRspFp[TMSG_INDEX(TDMT_VND_SHOW_TABLES)]   = processShowRsp;
-  handleRequestRspFp[TMSG_INDEX(TDMT_VND_SHOW_TABLES_FETCH)]   = processRetrieveVndRsp;
+  handleRequestRspFp[TMSG_INDEX(TDMT_VND_SHOW_TABLES)] = processShowRsp;
+  handleRequestRspFp[TMSG_INDEX(TDMT_VND_SHOW_TABLES_FETCH)] = processRetrieveVndRsp;
 }
diff --git a/source/client/src/tmq.c b/source/client/src/tmq.c
index 2b69b47865..c271e7810f 100644
--- a/source/client/src/tmq.c
+++ b/source/client/src/tmq.c
@@ -357,7 +357,15 @@ tmq_t* tmq_consumer_new1(tmq_conf_t* conf, char* errstr, int32_t errstrLen) {
   if (pTmq == NULL) {
     return NULL;
   }
-  pTmq->pTscObj = taos_connect(conf->ip, conf->user, conf->pass, conf->db, conf->port);
+  const char* user = conf->user == NULL ? TSDB_DEFAULT_USER : conf->user;
+  const char* pass = conf->pass == NULL ? TSDB_DEFAULT_PASS : conf->pass;
+
+  ASSERT(user);
+  ASSERT(pass);
+  ASSERT(conf->db);
+
+  pTmq->pTscObj = taos_connect_internal(conf->ip, user, pass, NULL, conf->db, conf->port, CONN_TYPE__TMQ);
+  if (pTmq->pTscObj == NULL) return NULL;
 
   pTmq->inWaiting = 0;
   pTmq->status = 0;
diff --git a/source/common/src/tmsg.c b/source/common/src/tmsg.c
index 08010db1d8..4d0a2b5e0d 100644
--- a/source/common/src/tmsg.c
+++ b/source/common/src/tmsg.c
@@ -2532,6 +2532,7 @@ int32_t tSerializeSConnectReq(void *buf, int32_t bufLen, SConnectReq *pReq) {
   tCoderInit(&encoder, TD_LITTLE_ENDIAN, buf, bufLen, TD_ENCODER);
 
   if (tStartEncode(&encoder) < 0) return -1;
+  if (tEncodeI8(&encoder, pReq->connType) < 0) return -1;
   if (tEncodeI32(&encoder, pReq->pid) < 0) return -1;
   if (tEncodeCStr(&encoder, pReq->app) < 0) return -1;
   if (tEncodeCStr(&encoder, pReq->db) < 0) return -1;
@@ -2548,6 +2549,7 @@ int32_t tDeserializeSConnectReq(void *buf, int32_t bufLen, SConnectReq *pReq) {
   tCoderInit(&decoder, TD_LITTLE_ENDIAN, buf, bufLen, TD_DECODER);
 
   if (tStartDecode(&decoder) < 0) return -1;
+  if (tDecodeI8(&decoder, &pReq->connType) < 0) return -1;
   if (tDecodeI32(&decoder, &pReq->pid) < 0) return -1;
   if (tDecodeCStrTo(&decoder, pReq->app) < 0) return -1;
   if (tDecodeCStrTo(&decoder, pReq->db) < 0) return -1;
@@ -2567,6 +2569,7 @@ int32_t tSerializeSConnectRsp(void *buf, int32_t bufLen, SConnectRsp *pRsp) {
   if (tEncodeI64(&encoder, pRsp->clusterId) < 0) return -1;
   if (tEncodeI32(&encoder, pRsp->connId) < 0) return -1;
   if (tEncodeI8(&encoder, pRsp->superUser) < 0) return -1;
+  if (tEncodeI8(&encoder, pRsp->connType) < 0) return -1;
   if (tEncodeSEpSet(&encoder, &pRsp->epSet) < 0) return -1;
   if (tEncodeCStr(&encoder, pRsp->sVersion) < 0) return -1;
   tEndEncode(&encoder);
@@ -2585,6 +2588,7 @@ int32_t tDeserializeSConnectRsp(void *buf, int32_t bufLen, SConnectRsp *pRsp) {
   if (tDecodeI64(&decoder, &pRsp->clusterId) < 0) return -1;
   if (tDecodeI32(&decoder, &pRsp->connId) < 0) return -1;
   if (tDecodeI8(&decoder, &pRsp->superUser) < 0) return -1;
+  if (tDecodeI8(&decoder, &pRsp->connType) < 0) return -1;
   if (tDecodeSEpSet(&decoder, &pRsp->epSet) < 0) return -1;
   if (tDecodeCStrTo(&decoder, pRsp->sVersion) < 0) return -1;
   tEndDecode(&decoder);
diff --git a/source/dnode/mnode/impl/src/mndProfile.c b/source/dnode/mnode/impl/src/mndProfile.c
index 320671c332..974c88a752 100644
--- a/source/dnode/mnode/impl/src/mndProfile.c
+++ b/source/dnode/mnode/impl/src/mndProfile.c
@@ -23,13 +23,14 @@
 #include "tglobal.h"
 #include "version.h"
 
-#define QUERY_ID_SIZE 20
-#define QUERY_OBJ_ID_SIZE 18
+#define QUERY_ID_SIZE      20
+#define QUERY_OBJ_ID_SIZE  18
 #define SUBQUERY_INFO_SIZE 6
-#define QUERY_SAVE_SIZE 20
+#define QUERY_SAVE_SIZE    20
 
 typedef struct {
   int32_t     id;
+  int8_t      connType;
   char        user[TSDB_USER_LEN];
   char        app[TSDB_APP_NAME_LEN];  // app name that invokes taosc
   int64_t     appStartTimeMs;          // app start time
@@ -44,8 +45,8 @@ typedef struct {
   SQueryDesc *pQueries;
 } SConnObj;
 
-static SConnObj *mndCreateConn(SMnode *pMnode, const char *user, uint32_t ip, uint16_t port, int32_t pid,
-                               const char *app, int64_t startTime);
+static SConnObj *mndCreateConn(SMnode *pMnode, const char *user, int8_t connType, uint32_t ip, uint16_t port,
+                               int32_t pid, const char *app, int64_t startTime);
 static void      mndFreeConn(SConnObj *pConn);
 static SConnObj *mndAcquireConn(SMnode *pMnode, int32_t connId);
 static void      mndReleaseConn(SMnode *pMnode, SConnObj *pConn);
@@ -93,8 +94,8 @@ void mndCleanupProfile(SMnode *pMnode) {
   }
 }
 
-static SConnObj *mndCreateConn(SMnode *pMnode, const char *user, uint32_t ip, uint16_t port, int32_t pid,
-                               const char *app, int64_t startTime) {
+static SConnObj *mndCreateConn(SMnode *pMnode, const char *user, int8_t connType, uint32_t ip, uint16_t port,
+                               int32_t pid, const char *app, int64_t startTime) {
   SProfileMgmt *pMgmt = &pMnode->profileMgmt;
 
   int32_t connId = atomic_add_fetch_32(&pMgmt->connId, 1);
@@ -102,6 +103,7 @@ static SConnObj *mndCreateConn(SMnode *pMnode, const char *user, uint32_t ip, ui
   if (startTime == 0) startTime = taosGetTimestampMs();
 
   SConnObj connObj = {.id = connId,
+                      .connType = connType,
                       .appStartTimeMs = startTime,
                       .pid = pid,
                       .ip = ip,
@@ -159,8 +161,8 @@ static void mndReleaseConn(SMnode *pMnode, SConnObj *pConn) {
 }
 
 void *mndGetNextConn(SMnode *pMnode, SCacheIter *pIter) {
-  SConnObj* pConn = NULL;
-  bool hasNext = taosCacheIterNext(pIter);
+  SConnObj *pConn = NULL;
+  bool      hasNext = taosCacheIterNext(pIter);
   if (hasNext) {
     size_t dataLen = 0;
     pConn = taosCacheIterGetData(pIter, &dataLen);
@@ -210,8 +212,8 @@ static int32_t mndProcessConnectReq(SNodeMsg *pReq) {
     }
   }
 
-  pConn =
-      mndCreateConn(pMnode, pReq->user, pReq->clientIp, pReq->clientPort, connReq.pid, connReq.app, connReq.startTime);
+  pConn = mndCreateConn(pMnode, pReq->user, connReq.connType, pReq->clientIp, pReq->clientPort, connReq.pid,
+                        connReq.app, connReq.startTime);
   if (pConn == NULL) {
     mError("user:%s, failed to login from %s while create connection since %s", pReq->user, ip, terrstr());
     goto CONN_OVER;
@@ -222,6 +224,7 @@ static int32_t mndProcessConnectReq(SNodeMsg *pReq) {
   connectRsp.superUser = pUser->superUser;
   connectRsp.clusterId = pMnode->clusterId;
   connectRsp.connId = pConn->id;
+  connectRsp.connType = connReq.connType;
 
   snprintf(connectRsp.sVersion, sizeof(connectRsp.sVersion), "ver:%s\nbuild:%s\ngitinfo:%s", version, buildinfo,
            gitinfo);
@@ -343,7 +346,6 @@ static int32_t mndProcessHeartBeatReq(SNodeMsg *pReq) {
     return -1;
   }
 
-  
   SClientHbBatchRsp batchRsp = {0};
   batchRsp.rsps = taosArrayInit(0, sizeof(SClientHbRsp));
 
@@ -917,4 +919,4 @@ static void mndCancelGetNextQuery(SMnode *pMnode, void *pIter) {
 int32_t mndGetNumOfConnections(SMnode *pMnode) {
   SProfileMgmt *pMgmt = &pMnode->profileMgmt;
   return taosCacheGetNumOfObj(pMgmt->cache);
-}
\ No newline at end of file
+}
diff --git a/tests/test/c/tmqDemo.c b/tests/test/c/tmqDemo.c
index 756893f217..3824471ea1 100644
--- a/tests/test/c/tmqDemo.c
+++ b/tests/test/c/tmqDemo.c
@@ -13,76 +13,69 @@
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-// clang-format off
-
 #include <assert.h>
+#include <dirent.h>
 #include <stdio.h>
+#include <stdlib.h>
 #include <string.h>
-#include <time.h>
 #include <sys/stat.h>
 #include <sys/types.h>
+#include <time.h>
 #include <unistd.h>
-#include <stdlib.h>
-#include <dirent.h>
 
 #include "taos.h"
 #include "taoserror.h"
 #include "tlog.h"
 
-#define GREEN "\033[1;32m"
-#define NC "\033[0m"
+#define GREEN     "\033[1;32m"
+#define NC        "\033[0m"
 #define min(a, b) (((a) < (b)) ? (a) : (b))
 
-#define  MAX_SQL_STR_LEN    (1024 * 1024)
-#define  MAX_ROW_STR_LEN    (16 * 1024)
+#define MAX_SQL_STR_LEN (1024 * 1024)
+#define MAX_ROW_STR_LEN (16 * 1024)
 
-enum _RUN_MODE {
-    TMQ_RUN_INSERT_AND_CONSUME,
-    TMQ_RUN_ONLY_INSERT,
-    TMQ_RUN_ONLY_CONSUME,
-    TMQ_RUN_MODE_BUTT
-};
+enum _RUN_MODE { TMQ_RUN_INSERT_AND_CONSUME, TMQ_RUN_ONLY_INSERT, TMQ_RUN_ONLY_CONSUME, TMQ_RUN_MODE_BUTT };
 
 typedef struct {
-	char	dbName[32];
-	char	stbName[64];
-	char    resultFileName[256];
-	char    vnodeWalPath[256];
-	int32_t numOfThreads;
-	int32_t numOfTables;
-	int32_t numOfVgroups;
-	int32_t runMode;
-	int32_t numOfColumn;
-	double  ratio;
-	int32_t batchNumOfRow;
-	int32_t totalRowsOfPerTbl;
-	int64_t startTimestamp;
-	int32_t showMsgFlag;
-	int32_t simCase;
-	
-	int32_t totalRowsOfT2;
+  char    dbName[32];
+  char    stbName[64];
+  char    resultFileName[256];
+  char    vnodeWalPath[256];
+  int32_t numOfThreads;
+  int32_t numOfTables;
+  int32_t numOfVgroups;
+  int32_t runMode;
+  int32_t numOfColumn;
+  double  ratio;
+  int32_t batchNumOfRow;
+  int32_t totalRowsOfPerTbl;
+  int64_t startTimestamp;
+  int32_t showMsgFlag;
+  int32_t simCase;
+
+  int32_t totalRowsOfT2;
 } SConfInfo;
 
 static SConfInfo g_stConfInfo = {
     "tmqdb",
     "stb",
-    "./tmqResult.txt",	// output_file
+    "./tmqResult.txt",  // output_file
     "",                 // /data2/dnode/data/vnode/vnode2/wal",
-    1, // threads
-    1, // tables
-    1, // vgroups
-    0, // run mode
-    1, // columns
-    1, // ratio
-    1, // batch size             
-    10000, // total rows for per table
-    0,  // 2020-01-01 00:00:00.000
-    0,  // show consume msg switch
-    0,  // if run in sim case
+    1,                  // threads
+    1,                  // tables
+    1,                  // vgroups
+    0,                  // run mode
+    1,                  // columns
+    1,                  // ratio
+    1,                  // batch size
+    10000,              // total rows for per table
+    0,                  // 2020-01-01 00:00:00.000
+    0,                  // show consume msg switch
+    0,                  // if run in sim case
     10000,
 };
 
-char* g_pRowValue = NULL;
+char*     g_pRowValue = NULL;
 TdFilePtr g_fp = NULL;
 
 static void printHelp() {
@@ -125,10 +118,8 @@ static void printHelp() {
   exit(EXIT_SUCCESS);
 }
 
-void parseArgument(int32_t argc, char *argv[]) {
-
+void parseArgument(int32_t argc, char* argv[]) {
   g_stConfInfo.startTimestamp = 1640966400000;  // 2020-01-01 00:00:00.000
-  
 
   for (int32_t i = 1; i < argc; i++) {
     if (strcmp(argv[i], "-h") == 0 || strcmp(argv[i], "--help") == 0) {
@@ -156,7 +147,7 @@ void parseArgument(int32_t argc, char *argv[]) {
       g_stConfInfo.batchNumOfRow = atoi(argv[++i]);
     } else if (strcmp(argv[i], "-r") == 0) {
       g_stConfInfo.totalRowsOfPerTbl = atoi(argv[++i]);
-	} else if (strcmp(argv[i], "-l") == 0) {
+    } else if (strcmp(argv[i], "-l") == 0) {
       g_stConfInfo.numOfColumn = atoi(argv[++i]);
     } else if (strcmp(argv[i], "-q") == 0) {
       g_stConfInfo.ratio = atof(argv[++i]);
@@ -168,7 +159,7 @@ void parseArgument(int32_t argc, char *argv[]) {
       g_stConfInfo.simCase = atol(argv[++i]);
     } else {
       printf("%s unknow para: %s %s", GREEN, argv[++i], NC);
-	  exit(-1);
+      exit(-1);
     }
   }
 
@@ -191,73 +182,71 @@ void parseArgument(int32_t argc, char *argv[]) {
   pPrint("%s totalRowsOfT2:%d %s", GREEN, g_stConfInfo.totalRowsOfT2, NC);
   pPrint("%s startTimestamp:%" PRId64" %s", GREEN, g_stConfInfo.startTimestamp, NC);
   pPrint("%s showMsgFlag:%d %s", GREEN, g_stConfInfo.showMsgFlag, NC);
-#endif  
+#endif
 }
 
-static int  running = 1;
+static int running = 1;
 /*static void msg_process(tmq_message_t* message) { tmqShowMsg(message); }*/
 
 // calc dir size (not include itself 4096Byte)
-int64_t getDirectorySize(char *dir)
-{
-    TdDirPtr pDir;
-    TdDirEntryPtr pDirEntry;
-    int64_t totalSize=0;
+int64_t getDirectorySize(char* dir) {
+  TdDirPtr      pDir;
+  TdDirEntryPtr pDirEntry;
+  int64_t       totalSize = 0;
 
-    if ((pDir = taosOpenDir(dir)) == NULL) {
-        fprintf(stderr, "Cannot open dir: %s\n", dir);
-        return -1; 
+  if ((pDir = taosOpenDir(dir)) == NULL) {
+    fprintf(stderr, "Cannot open dir: %s\n", dir);
+    return -1;
+  }
+
+  // lstat(dir, &statbuf);
+  // totalSize+=statbuf.st_size;
+
+  while ((pDirEntry = taosReadDir(pDir)) != NULL) {
+    char  subdir[1024];
+    char* fileName = taosGetDirEntryName(pDirEntry);
+    sprintf(subdir, "%s/%s", dir, fileName);
+
+    // printf("===d_name: %s\n", entry->d_name);
+    if (taosIsDir(subdir)) {
+      if (strcmp(".", fileName) == 0 || strcmp("..", fileName) == 0) {
+        continue;
+      }
+
+      int64_t subDirSize = getDirectorySize(subdir);
+      totalSize += subDirSize;
+    } else if (0 == strcmp(strchr(fileName, '.'), ".log")) {  // only calc .log file size, and not include .idx file
+      int64_t file_size = 0;
+      taosStatFile(subdir, &file_size, NULL);
+      totalSize += file_size;
     }
+  }
 
-    //lstat(dir, &statbuf);
-    //totalSize+=statbuf.st_size;
-
-    while ((pDirEntry = taosReadDir(pDir)) != NULL) {
-        char subdir[1024];
-        char* fileName = taosGetDirEntryName(pDirEntry);
-        sprintf(subdir, "%s/%s", dir, fileName);
-
-        //printf("===d_name: %s\n", entry->d_name);
-        if (taosIsDir(subdir)) {
-            if (strcmp(".", fileName) == 0 || strcmp("..", fileName) == 0) {
-                continue;
-            }
-
-            int64_t subDirSize = getDirectorySize(subdir);
-            totalSize+=subDirSize;
-        } else if (0 == strcmp(strchr(fileName, '.'), ".log")) { // only calc .log file size, and not include .idx file	
-            int64_t file_size = 0;
-            taosStatFile(subdir, &file_size, NULL);
-            totalSize+=file_size;
-        }
-    }
-
-    taosCloseDir(pDir);
-    return totalSize;
+  taosCloseDir(pDir);
+  return totalSize;
 }
 
-
-int queryDB(TAOS *taos, char *command) {
-	TAOS_RES *pRes = taos_query(taos, command);
-	int code = taos_errno(pRes);
-	//if ((code != 0) && (code != TSDB_CODE_RPC_AUTH_REQUIRED)) {
-	if (code != 0) {
-	  pError("failed to reason:%s, sql: %s", tstrerror(code), command);
-	  taos_free_result(pRes);
-	  return -1;
-	}
-	taos_free_result(pRes);
-	return 0 ;
+int queryDB(TAOS* taos, char* command) {
+  TAOS_RES* pRes = taos_query(taos, command);
+  int       code = taos_errno(pRes);
+  // if ((code != 0) && (code != TSDB_CODE_RPC_AUTH_REQUIRED)) {
+  if (code != 0) {
+    pError("failed to reason:%s, sql: %s", tstrerror(code), command);
+    taos_free_result(pRes);
+    return -1;
+  }
+  taos_free_result(pRes);
+  return 0;
 }
 
 int32_t init_env() {
   char sqlStr[1024] = {0};
-  
+
   TAOS* pConn = taos_connect(NULL, "root", "taosdata", NULL, 0);
   if (pConn == NULL) {
     return -1;
   }
-  
+
   sprintf(sqlStr, "create database if not exists %s vgroups %d", g_stConfInfo.dbName, g_stConfInfo.numOfVgroups);
   TAOS_RES* pRes = taos_query(pConn, sqlStr);
   if (taos_errno(pRes) != 0) {
@@ -282,19 +271,19 @@ int32_t init_env() {
 
   int32_t dataLen = 0;
   int32_t sqlLen = 0;
-  sqlLen += sprintf(sqlStr+sqlLen, "create stable if not exists %s (ts timestamp, ", g_stConfInfo.stbName);
+  sqlLen += sprintf(sqlStr + sqlLen, "create stable if not exists %s (ts timestamp, ", g_stConfInfo.stbName);
   for (int32_t i = 0; i < g_stConfInfo.numOfColumn; i++) {
-  	if (i == g_stConfInfo.numOfColumn - 1) {
-      sqlLen += sprintf(sqlStr+sqlLen, "c%d int) ", i);
-	  memcpy(g_pRowValue + dataLen, "66778899", strlen("66778899"));
-	  dataLen += strlen("66778899");
-  	} else {
-      sqlLen += sprintf(sqlStr+sqlLen, "c%d int, ", i);
-	  memcpy(g_pRowValue + dataLen, "66778899, ", strlen("66778899, "));
-	  dataLen += strlen("66778899, ");
-	}
+    if (i == g_stConfInfo.numOfColumn - 1) {
+      sqlLen += sprintf(sqlStr + sqlLen, "c%d int) ", i);
+      memcpy(g_pRowValue + dataLen, "66778899", strlen("66778899"));
+      dataLen += strlen("66778899");
+    } else {
+      sqlLen += sprintf(sqlStr + sqlLen, "c%d int, ", i);
+      memcpy(g_pRowValue + dataLen, "66778899, ", strlen("66778899, "));
+      dataLen += strlen("66778899, ");
+    }
   }
-  sqlLen += sprintf(sqlStr+sqlLen, "tags (t0 int)");
+  sqlLen += sprintf(sqlStr + sqlLen, "tags (t0 int)");
 
   pRes = taos_query(pConn, sqlStr);
   if (taos_errno(pRes) != 0) {
@@ -313,7 +302,7 @@ int32_t init_env() {
     taos_free_result(pRes);
   }
 
-  //const char* sql = "select * from tu1";
+  // const char* sql = "select * from tu1";
   sprintf(sqlStr, "create topic test_stb_topic_1 as select ts,c0 from %s", g_stConfInfo.stbName);
   /*pRes = tmq_create_topic(pConn, "test_stb_topic_1", sqlStr, strlen(sqlStr));*/
   pRes = taos_query(pConn, sqlStr);
@@ -327,6 +316,7 @@ int32_t init_env() {
 }
 
 tmq_t* build_consumer() {
+#if 0
   char sqlStr[1024] = {0};
   
   TAOS* pConn = taos_connect(NULL, "root", "taosdata", NULL, 0);
@@ -338,10 +328,16 @@ tmq_t* build_consumer() {
     printf("error in use db, reason:%s\n", taos_errstr(pRes));
   }
   taos_free_result(pRes);
+#endif
 
   tmq_conf_t* conf = tmq_conf_new();
   tmq_conf_set(conf, "group.id", "tg2");
-  tmq_t* tmq = tmq_consumer_new(pConn, conf, NULL, 0);
+  tmq_conf_set(conf, "td.connect.user", "root");
+  tmq_conf_set(conf, "td.connect.pass", "taosdata");
+  tmq_conf_set(conf, "td.connect.db", g_stConfInfo.dbName);
+  tmq_t* tmq = tmq_consumer_new1(conf, NULL, 0);
+  assert(tmq);
+  tmq_conf_destroy(conf);
   return tmq;
 }
 
@@ -396,20 +392,20 @@ void perf_loop(tmq_t* tmq, tmq_list_t* topics, int32_t totalMsgs, int64_t walLog
     if (tmqmessage) {
       batchCnt++;
       /*skipLogNum += tmqGetSkipLogNum(tmqmessage);*/
-	  if (0 != g_stConfInfo.showMsgFlag) {
+      if (0 != g_stConfInfo.showMsgFlag) {
         /*msg_process(tmqmessage);*/
-	  }
+      }
       tmq_message_destroy(tmqmessage);
     } else {
       break;
     }
   }
   int64_t endTime = taosGetTimestampUs();
-  double consumeTime = (double)(endTime - startTime) / 1000000;
+  double  consumeTime = (double)(endTime - startTime) / 1000000;
 
   if (batchCnt != totalMsgs) {
-	printf("%s inserted msgs: %d and consume msgs: %d mismatch %s", GREEN, totalMsgs, batchCnt, NC);
-	/*exit(-1);*/
+    printf("%s inserted msgs: %d and consume msgs: %d mismatch %s", GREEN, totalMsgs, batchCnt, NC);
+    /*exit(-1);*/
   }
 
   if (0 == g_stConfInfo.simCase) {
@@ -417,12 +413,14 @@ void perf_loop(tmq_t* tmq, tmq_list_t* topics, int32_t totalMsgs, int64_t walLog
   } else {
     printf("{consume success: %d}", totalMsgs);
   }
-  taosFprintfFile(g_fp, "|%10d    |   %10.3f    |  %8.2f  |  %10.2f|    %10.2f    |\n", batchCnt, consumeTime, (double)batchCnt / consumeTime, (double)walLogSize / (1024 * 1024.0) / consumeTime, (double)walLogSize / 1024.0 / batchCnt);
+  taosFprintfFile(g_fp, "|%10d    |   %10.3f    |  %8.2f  |  %10.2f|    %10.2f    |\n", batchCnt, consumeTime,
+                  (double)batchCnt / consumeTime, (double)walLogSize / (1024 * 1024.0) / consumeTime,
+                  (double)walLogSize / 1024.0 / batchCnt);
 
   err = tmq_consumer_close(tmq);
   if (err) {
     fprintf(stderr, "%% Failed to close consumer: %s\n", tmq_err2str(err));
-	exit(-1);
+    exit(-1);
   }
 }
 
@@ -430,7 +428,7 @@ void perf_loop(tmq_t* tmq, tmq_list_t* topics, int32_t totalMsgs, int64_t walLog
 int32_t syncWriteData() {
   TAOS* pConn = taos_connect(NULL, "root", "taosdata", NULL, 0);
   if (pConn == NULL) {
-	return -1;
+    return -1;
   }
 
   char sqlStr[1024] = {0};
@@ -449,11 +447,11 @@ int32_t syncWriteData() {
   }
 
   int32_t totalMsgs = 0;
-  
+
   int64_t time_counter = g_stConfInfo.startTimestamp;
   for (int i = 0; i < g_stConfInfo.totalRowsOfPerTbl;) {
     for (int tID = 0; tID <= g_stConfInfo.numOfTables - 1; tID++) {
-      int inserted = i;
+      int     inserted = i;
       int64_t tmp_time = time_counter;
 
       int32_t data_len = 0;
@@ -465,22 +463,22 @@ int32_t syncWriteData() {
         k++;
 
         if (inserted >= g_stConfInfo.totalRowsOfPerTbl) {
-		  break;
+          break;
         }
 
-		if (data_len > MAX_SQL_STR_LEN - MAX_ROW_STR_LEN) {
+        if (data_len > MAX_SQL_STR_LEN - MAX_ROW_STR_LEN) {
           break;
-        }		
+        }
       }
 
       int code = queryDB(pConn, buffer);
-	  if (0 != code){
+      if (0 != code) {
         fprintf(stderr, "insert data error!\n");
-		taosMemoryFreeClear(buffer);
-	    return -1;
-	  }
+        taosMemoryFreeClear(buffer);
+        return -1;
+      }
 
-	  totalMsgs++;
+      totalMsgs++;
 
       if (tID == g_stConfInfo.numOfTables - 1) {
         i = inserted;
@@ -492,12 +490,11 @@ int32_t syncWriteData() {
   return totalMsgs;
 }
 
-
 // sync insertion
 int32_t syncWriteDataByRatio() {
   TAOS* pConn = taos_connect(NULL, "root", "taosdata", NULL, 0);
   if (pConn == NULL) {
-	return -1;
+    return -1;
   }
 
   char sqlStr[1024] = {0};
@@ -518,27 +515,27 @@ int32_t syncWriteDataByRatio() {
   int32_t totalMsgs = 0;
 
   int32_t insertedOfT1 = 0;
-  int32_t insertedOfT2 = 0;  
+  int32_t insertedOfT2 = 0;
 
   int64_t tsOfT1 = g_stConfInfo.startTimestamp;
   int64_t tsOfT2 = g_stConfInfo.startTimestamp;
   int64_t tmp_time;
-  
+
   for (;;) {
-  	if ((insertedOfT1 >= g_stConfInfo.totalRowsOfPerTbl) && (insertedOfT2 >= g_stConfInfo.totalRowsOfT2)) {
+    if ((insertedOfT1 >= g_stConfInfo.totalRowsOfPerTbl) && (insertedOfT2 >= g_stConfInfo.totalRowsOfT2)) {
       break;
-	}
-	
+    }
+
     for (int tID = 0; tID <= g_stConfInfo.numOfTables - 1; tID++) {
       if (0 == tID) {
-	  	tmp_time = tsOfT1;
+        tmp_time = tsOfT1;
         if (insertedOfT1 >= g_stConfInfo.totalRowsOfPerTbl) {
-      	  continue;
+          continue;
         }
-      } else if (1 == tID){
-	  	tmp_time = tsOfT2;
+      } else if (1 == tID) {
+        tmp_time = tsOfT2;
         if (insertedOfT2 >= g_stConfInfo.totalRowsOfT2) {
-      	  continue;
+          continue;
         }
       }
 
@@ -548,79 +545,86 @@ int32_t syncWriteDataByRatio() {
       for (k = 0; k < g_stConfInfo.batchNumOfRow;) {
         data_len += sprintf(buffer + data_len, "(%" PRId64 ", %s) ", tmp_time++, g_pRowValue);
         k++;
-		if (0 == tID) {
+        if (0 == tID) {
           insertedOfT1++;
-		  if (insertedOfT1 >= g_stConfInfo.totalRowsOfPerTbl) {
-			break;
-		  }
-		} else if (1 == tID){
+          if (insertedOfT1 >= g_stConfInfo.totalRowsOfPerTbl) {
+            break;
+          }
+        } else if (1 == tID) {
           insertedOfT2++;
-		  if (insertedOfT2 >= g_stConfInfo.totalRowsOfT2) {
-			break;
-		  }
-		}
+          if (insertedOfT2 >= g_stConfInfo.totalRowsOfT2) {
+            break;
+          }
+        }
 
-		if (data_len > MAX_SQL_STR_LEN - MAX_ROW_STR_LEN) {
+        if (data_len > MAX_SQL_STR_LEN - MAX_ROW_STR_LEN) {
           break;
-        }		
+        }
       }
 
       int code = queryDB(pConn, buffer);
-	  if (0 != code){
+      if (0 != code) {
         fprintf(stderr, "insert data error!\n");
-		taosMemoryFreeClear(buffer);
-	    return -1;
-	  }
-	  
-      if (0 == tID) {
-	  	tsOfT1 = tmp_time;
-      } else if (1 == tID){
-	  	tsOfT2 = tmp_time;
+        taosMemoryFreeClear(buffer);
+        return -1;
       }
 
-	  totalMsgs++;
+      if (0 == tID) {
+        tsOfT1 = tmp_time;
+      } else if (1 == tID) {
+        tsOfT2 = tmp_time;
+      }
+
+      totalMsgs++;
     }
   }
-  pPrint("expect insert rows: T1[%d] T2[%d], actual insert rows: T1[%d] T2[%d]\n", g_stConfInfo.totalRowsOfPerTbl, g_stConfInfo.totalRowsOfT2, insertedOfT1, insertedOfT2);
+  pPrint("expect insert rows: T1[%d] T2[%d], actual insert rows: T1[%d] T2[%d]\n", g_stConfInfo.totalRowsOfPerTbl,
+         g_stConfInfo.totalRowsOfT2, insertedOfT1, insertedOfT2);
   taosMemoryFreeClear(buffer);
   return totalMsgs;
 }
 
 void printParaIntoFile() {
   // FILE *fp = fopen(g_stConfInfo.resultFileName, "a");
-  TdFilePtr pFile = taosOpenFile(g_stConfInfo.resultFileName, TD_FILE_CREATE | TD_FILE_WRITE | TD_FILE_APPEND | TD_FILE_STREAM);
+  TdFilePtr pFile =
+      taosOpenFile(g_stConfInfo.resultFileName, TD_FILE_CREATE | TD_FILE_WRITE | TD_FILE_APPEND | TD_FILE_STREAM);
   if (NULL == pFile) {
     fprintf(stderr, "Failed to open %s for save result\n", g_stConfInfo.resultFileName);
-    exit -1;
+    exit - 1;
   };
   g_fp = pFile;
 
-  time_t tTime = taosGetTimestampSec();
+  time_t    tTime = taosGetTimestampSec();
   struct tm tm = *localtime(&tTime);
 
   taosFprintfFile(pFile, "###################################################################\n");
-  taosFprintfFile(pFile, "# configDir:                %s\n",  configDir);
-  taosFprintfFile(pFile, "# dbName:                   %s\n",  g_stConfInfo.dbName);
-  taosFprintfFile(pFile, "# stbName:                  %s\n",  g_stConfInfo.stbName);
-  taosFprintfFile(pFile, "# vnodeWalPath:             %s\n",  g_stConfInfo.vnodeWalPath);
-  taosFprintfFile(pFile, "# numOfTables:              %d\n",  g_stConfInfo.numOfTables);
-  taosFprintfFile(pFile, "# numOfThreads:             %d\n",  g_stConfInfo.numOfThreads);
-  taosFprintfFile(pFile, "# numOfVgroups:             %d\n",  g_stConfInfo.numOfVgroups);
-  taosFprintfFile(pFile, "# runMode:                  %d\n",  g_stConfInfo.runMode);
-  taosFprintfFile(pFile, "# ratio:                    %f\n",  g_stConfInfo.ratio);
-  taosFprintfFile(pFile, "# numOfColumn:              %d\n",  g_stConfInfo.numOfColumn);
-  taosFprintfFile(pFile, "# batchNumOfRow:            %d\n",  g_stConfInfo.batchNumOfRow);
-  taosFprintfFile(pFile, "# totalRowsOfPerTbl:        %d\n",  g_stConfInfo.totalRowsOfPerTbl);
-  taosFprintfFile(pFile, "# totalRowsOfT2:            %d\n",  g_stConfInfo.totalRowsOfT2);
+  taosFprintfFile(pFile, "# configDir:                %s\n", configDir);
+  taosFprintfFile(pFile, "# dbName:                   %s\n", g_stConfInfo.dbName);
+  taosFprintfFile(pFile, "# stbName:                  %s\n", g_stConfInfo.stbName);
+  taosFprintfFile(pFile, "# vnodeWalPath:             %s\n", g_stConfInfo.vnodeWalPath);
+  taosFprintfFile(pFile, "# numOfTables:              %d\n", g_stConfInfo.numOfTables);
+  taosFprintfFile(pFile, "# numOfThreads:             %d\n", g_stConfInfo.numOfThreads);
+  taosFprintfFile(pFile, "# numOfVgroups:             %d\n", g_stConfInfo.numOfVgroups);
+  taosFprintfFile(pFile, "# runMode:                  %d\n", g_stConfInfo.runMode);
+  taosFprintfFile(pFile, "# ratio:                    %f\n", g_stConfInfo.ratio);
+  taosFprintfFile(pFile, "# numOfColumn:              %d\n", g_stConfInfo.numOfColumn);
+  taosFprintfFile(pFile, "# batchNumOfRow:            %d\n", g_stConfInfo.batchNumOfRow);
+  taosFprintfFile(pFile, "# totalRowsOfPerTbl:        %d\n", g_stConfInfo.totalRowsOfPerTbl);
+  taosFprintfFile(pFile, "# totalRowsOfT2:            %d\n", g_stConfInfo.totalRowsOfT2);
   taosFprintfFile(pFile, "# Test time:                %d-%02d-%02d %02d:%02d:%02d\n", tm.tm_year + 1900, tm.tm_mon + 1,
-                                                                           tm.tm_mday, tm.tm_hour, tm.tm_min, tm.tm_sec);
+                  tm.tm_mday, tm.tm_hour, tm.tm_min, tm.tm_sec);
   taosFprintfFile(pFile, "###################################################################\n");
-  taosFprintfFile(pFile, "|-------------------------------insert info-----------------------------|--------------------------------consume info---------------------------------|\n");
-  taosFprintfFile(pFile, "|batch size| insert msgs | insert time(s) |   msgs/s   | walLogSize(MB) | consume msgs | consume time(s) |   msgs/s   |    MB/s    | avg msg size(KB) |\n");
+  taosFprintfFile(pFile,
+                  "|-------------------------------insert "
+                  "info-----------------------------|--------------------------------consume "
+                  "info---------------------------------|\n");
+  taosFprintfFile(pFile,
+                  "|batch size| insert msgs | insert time(s) |   msgs/s   | walLogSize(MB) | consume msgs | consume "
+                  "time(s) |   msgs/s   |    MB/s    | avg msg size(KB) |\n");
   taosFprintfFile(g_fp, "|%10d", g_stConfInfo.batchNumOfRow);
 }
 
-int main(int32_t argc, char *argv[]) {
+int main(int32_t argc, char* argv[]) {
   parseArgument(argc, argv);
   printParaIntoFile();
 
@@ -630,70 +634,70 @@ int main(int32_t argc, char *argv[]) {
   code = init_env();
   if (code != 0) {
     fprintf(stderr, "%% init_env error!\n");
-	return -1;
+    return -1;
   }
 
   int32_t totalMsgs = 0;
 
   if (g_stConfInfo.runMode != TMQ_RUN_ONLY_CONSUME) {
-  	
     int64_t startTs = taosGetTimestampUs();
     if (1 == g_stConfInfo.ratio) {
-      totalMsgs = syncWriteData(); 
+      totalMsgs = syncWriteData();
     } else {
-      totalMsgs = syncWriteDataByRatio(); 
-	}
-  
-    if (totalMsgs <= 0) {
-	  pError("inset data error!\n");
-      return -1;
-	}
-	int64_t endTs = taosGetTimestampUs();
-	int64_t delay = endTs - startTs;
-
-	int32_t totalRows = 0;
-	if (1 == g_stConfInfo.ratio) {
-	  totalRows = g_stConfInfo.totalRowsOfPerTbl * g_stConfInfo.numOfTables;
-	} else {
-	  totalRows = g_stConfInfo.totalRowsOfPerTbl * (1 + g_stConfInfo.ratio);
-	} 
-	
-	float	seconds     = delay / 1000000.0;
-	float	rowsSpeed   = totalRows / seconds;	
-	float	msgsSpeed   = totalMsgs / seconds;
-	
-
-	if ((0 == g_stConfInfo.simCase) && (strlen(g_stConfInfo.vnodeWalPath))) {
-	  walLogSize = getDirectorySize(g_stConfInfo.vnodeWalPath);
-	  if (walLogSize <= 0) {
-	    printf("%s size incorrect!", g_stConfInfo.vnodeWalPath);
-	    exit(-1);
-	  } else {
-	    pPrint(".log file size in vnode2/wal: %.3f MBytes\n", (double)walLogSize/(1024 * 1024.0));
-	  }
-	}
-
-	if (0 == g_stConfInfo.simCase) {
-	  pPrint("insert result: %d rows, %d msgs, time:%.3f sec, speed:%.1f rows/second, %.1f msgs/second\n", totalRows, totalMsgs, seconds, rowsSpeed, msgsSpeed);
+      totalMsgs = syncWriteDataByRatio();
     }
-	taosFprintfFile(g_fp, "|%10d   |   %10.3f   |  %8.2f  |   %10.3f   ", totalMsgs, seconds, msgsSpeed, (double)walLogSize/(1024 * 1024.0));
+
+    if (totalMsgs <= 0) {
+      pError("inset data error!\n");
+      return -1;
+    }
+    int64_t endTs = taosGetTimestampUs();
+    int64_t delay = endTs - startTs;
+
+    int32_t totalRows = 0;
+    if (1 == g_stConfInfo.ratio) {
+      totalRows = g_stConfInfo.totalRowsOfPerTbl * g_stConfInfo.numOfTables;
+    } else {
+      totalRows = g_stConfInfo.totalRowsOfPerTbl * (1 + g_stConfInfo.ratio);
+    }
+
+    float seconds = delay / 1000000.0;
+    float rowsSpeed = totalRows / seconds;
+    float msgsSpeed = totalMsgs / seconds;
+
+    if ((0 == g_stConfInfo.simCase) && (strlen(g_stConfInfo.vnodeWalPath))) {
+      walLogSize = getDirectorySize(g_stConfInfo.vnodeWalPath);
+      if (walLogSize <= 0) {
+        printf("%s size incorrect!", g_stConfInfo.vnodeWalPath);
+        exit(-1);
+      } else {
+        pPrint(".log file size in vnode2/wal: %.3f MBytes\n", (double)walLogSize / (1024 * 1024.0));
+      }
+    }
+
+    if (0 == g_stConfInfo.simCase) {
+      pPrint("insert result: %d rows, %d msgs, time:%.3f sec, speed:%.1f rows/second, %.1f msgs/second\n", totalRows,
+             totalMsgs, seconds, rowsSpeed, msgsSpeed);
+    }
+    taosFprintfFile(g_fp, "|%10d   |   %10.3f   |  %8.2f  |   %10.3f   ", totalMsgs, seconds, msgsSpeed,
+                    (double)walLogSize / (1024 * 1024.0));
   }
 
   if (g_stConfInfo.runMode == TMQ_RUN_ONLY_INSERT) {
     return 0;
   }
-    
-  tmq_t*      tmq        = build_consumer();
+
+  tmq_t*      tmq = build_consumer();
   tmq_list_t* topic_list = build_topic_list();
-  if ((NULL == tmq) || (NULL == topic_list)){
+  if ((NULL == tmq) || (NULL == topic_list)) {
     return -1;
   }
-  
+
   perf_loop(tmq, topic_list, totalMsgs, walLogSize);
 
   taosMemoryFreeClear(g_pRowValue);
-  taosFprintfFile(g_fp, "\n");  
-  taosCloseFile(&g_fp);  
+  taosFprintfFile(g_fp, "\n");
+  taosCloseFile(&g_fp);
   return 0;
 }
 
diff --git a/tests/test/c/tmqSim.c b/tests/test/c/tmqSim.c
index 7862788a71..eaca8f151e 100644
--- a/tests/test/c/tmqSim.c
+++ b/tests/test/c/tmqSim.c
@@ -35,8 +35,8 @@
 #define MAX_ROW_STR_LEN (16 * 1024)
 
 typedef struct {
-  int32_t   expectMsgCnt;  
-  int32_t   consumeMsgCnt;
+  int32_t  expectMsgCnt;
+  int32_t  consumeMsgCnt;
   TdThread thread;
 } SThreadInfo;
 
@@ -45,12 +45,12 @@ typedef struct {
   char    dbName[32];
   char    topicString[256];
   char    keyString[1024];
-    char    topicString1[256];
-	char    keyString1[1024];
+  char    topicString1[256];
+  char    keyString1[1024];
   int32_t showMsgFlag;
   int32_t consumeDelay;  // unit s
   int32_t consumeMsgCnt;
-	int32_t checkMode;
+  int32_t checkMode;
 
   // save result after parse agrvs
   int32_t numOfTopic;
@@ -59,13 +59,13 @@ typedef struct {
   int32_t numOfKey;
   char    key[32][64];
   char    value[32][64];
-	
-	int32_t numOfTopic1;
-	char    topics1[32][64];
-	
-	int32_t numOfKey1;
-	char    key1[32][64];
-	char    value1[32][64];
+
+  int32_t numOfTopic1;
+  char    topics1[32][64];
+
+  int32_t numOfKey1;
+  char    key1[32][64];
+  char    value1[32][64];
 } SConfInfo;
 
 static SConfInfo g_stConfInfo;
@@ -186,18 +186,18 @@ void parseInputString() {
     ltrim(g_stConfInfo.topics[g_stConfInfo.numOfTopic]);
     // printf("%s\n", g_stConfInfo.topics[g_stConfInfo.numOfTopic]);
     g_stConfInfo.numOfTopic++;
-	
+
     token = strtok(NULL, delim);
-  }  
+  }
 
   token = strtok(g_stConfInfo.topicString1, delim);
-  while(token != NULL) {
-    //printf("%s\n", token );
-	strcpy(g_stConfInfo.topics1[g_stConfInfo.numOfTopic1], token);  
+  while (token != NULL) {
+    // printf("%s\n", token );
+    strcpy(g_stConfInfo.topics1[g_stConfInfo.numOfTopic1], token);
     ltrim(g_stConfInfo.topics1[g_stConfInfo.numOfTopic1]);
-	//printf("%s\n", g_stConfInfo.topics[g_stConfInfo.numOfTopic]);
-	g_stConfInfo.numOfTopic1++;
-	
+    // printf("%s\n", g_stConfInfo.topics[g_stConfInfo.numOfTopic]);
+    g_stConfInfo.numOfTopic1++;
+
     token = strtok(NULL, delim);
   }
 
@@ -214,28 +214,28 @@ void parseInputString() {
       // g_stConfInfo.value[g_stConfInfo.numOfKey]);
       g_stConfInfo.numOfKey++;
     }
-	
+
     token = strtok(NULL, delim);
   }
 
   token = strtok(g_stConfInfo.keyString1, delim);
-  while(token != NULL) {
-    //printf("%s\n", token );
-  	{
-	char* pstr = token;
-	ltrim(pstr);
-	char *ret = strchr(pstr, ch);
-	memcpy(g_stConfInfo.key1[g_stConfInfo.numOfKey1], pstr, ret-pstr);	
-	strcpy(g_stConfInfo.value1[g_stConfInfo.numOfKey1], ret+1);
-	//printf("key: %s, value: %s\n", g_stConfInfo.key[g_stConfInfo.numOfKey], g_stConfInfo.value[g_stConfInfo.numOfKey]);
-	g_stConfInfo.numOfKey1++;
+  while (token != NULL) {
+    // printf("%s\n", token );
+    {
+      char* pstr = token;
+      ltrim(pstr);
+      char* ret = strchr(pstr, ch);
+      memcpy(g_stConfInfo.key1[g_stConfInfo.numOfKey1], pstr, ret - pstr);
+      strcpy(g_stConfInfo.value1[g_stConfInfo.numOfKey1], ret + 1);
+      // printf("key: %s, value: %s\n", g_stConfInfo.key[g_stConfInfo.numOfKey],
+      // g_stConfInfo.value[g_stConfInfo.numOfKey]);
+      g_stConfInfo.numOfKey1++;
     }
-	
+
     token = strtok(NULL, delim);
   }
 }
 
-
 static int running = 1;
 /*static void msg_process(tmq_message_t* message) { tmqShowMsg(message); }*/
 
@@ -253,6 +253,7 @@ int queryDB(TAOS* taos, char* command) {
 }
 
 tmq_t* build_consumer() {
+#if 0
   char sqlStr[1024] = {0};
 
   TAOS* pConn = taos_connect(NULL, "root", "taosdata", NULL, 0);
@@ -266,13 +267,19 @@ tmq_t* build_consumer() {
     exit(-1);
   }
   taos_free_result(pRes);
+#endif
 
   tmq_conf_t* conf = tmq_conf_new();
   // tmq_conf_set(conf, "group.id", "tg2");
   for (int32_t i = 0; i < g_stConfInfo.numOfKey; i++) {
     tmq_conf_set(conf, g_stConfInfo.key[i], g_stConfInfo.value[i]);
   }
-  tmq_t* tmq = tmq_consumer_new(pConn, conf, NULL, 0);
+  tmq_conf_set(conf, "td.connect.user", "root");
+  tmq_conf_set(conf, "td.connect.pass", "taosdata");
+  tmq_conf_set(conf, "td.connect.db", g_stConfInfo.dbName);
+  tmq_t* tmq = tmq_consumer_new1(conf, NULL, 0);
+  assert(tmq);
+  tmq_conf_destroy(conf);
   return tmq;
 }
 
@@ -285,10 +292,10 @@ tmq_list_t* build_topic_list() {
   return topic_list;
 }
 
-
 tmq_t* build_consumer_x() {
+#if 0
   char sqlStr[1024] = {0};
-  
+
   TAOS* pConn = taos_connect(NULL, "root", "taosdata", NULL, 0);
   assert(pConn != NULL);
 
@@ -296,23 +303,29 @@ tmq_t* build_consumer_x() {
   TAOS_RES* pRes = taos_query(pConn, sqlStr);
   if (taos_errno(pRes) != 0) {
     printf("error in use db, reason:%s\n", taos_errstr(pRes));
-	taos_free_result(pRes);
-	exit(-1);
+    taos_free_result(pRes);
+    exit(-1);
   }
   taos_free_result(pRes);
+#endif
 
   tmq_conf_t* conf = tmq_conf_new();
-  //tmq_conf_set(conf, "group.id", "tg2");
+  // tmq_conf_set(conf, "group.id", "tg2");
   for (int32_t i = 0; i < g_stConfInfo.numOfKey1; i++) {
     tmq_conf_set(conf, g_stConfInfo.key1[i], g_stConfInfo.value1[i]);
   }
-  tmq_t* tmq = tmq_consumer_new(pConn, conf, NULL, 0);
+  tmq_conf_set(conf, "td.connect.user", "root");
+  tmq_conf_set(conf, "td.connect.pass", "taosdata");
+  tmq_conf_set(conf, "td.connect.db", g_stConfInfo.dbName);
+  tmq_t* tmq = tmq_consumer_new1(conf, NULL, 0);
+  assert(tmq);
+  tmq_conf_destroy(conf);
   return tmq;
 }
 
 tmq_list_t* build_topic_list_x() {
   tmq_list_t* topic_list = tmq_list_new();
-  //tmq_list_append(topic_list, "test_stb_topic_1");
+  // tmq_list_append(topic_list, "test_stb_topic_1");
   for (int32_t i = 0; i < g_stConfInfo.numOfTopic1; i++) {
     tmq_list_append(topic_list, g_stConfInfo.topics1[i]);
   }
@@ -367,9 +380,9 @@ int32_t parallel_consume(tmq_t* tmq, int threadLable) {
     if (tmqMsg) {
       totalMsgs++;
 
-	  //printf("threadFlag: %d, totalMsgs: %d\n", threadLable, totalMsgs);
+      // printf("threadFlag: %d, totalMsgs: %d\n", threadLable, totalMsgs);
 
-	  #if 0
+#if 0
 	  TAOS_ROW row;
 	  while (NULL != (row = tmq_get_row(tmqMsg))) {
         totalRows++;
@@ -396,65 +409,63 @@ int32_t parallel_consume(tmq_t* tmq, int threadLable) {
     exit(-1);
   }
 
-  //printf("%d", totalMsgs); // output to sim for check result
+  // printf("%d", totalMsgs); // output to sim for check result
   return totalMsgs;
 }
 
-
-void *threadFunc(void *param) {
+void* threadFunc(void* param) {
   int32_t totalMsgs = 0;
 
-  SThreadInfo *pInfo = (SThreadInfo *)param;
+  SThreadInfo* pInfo = (SThreadInfo*)param;
 
-  tmq_t*      tmq        = build_consumer_x();
+  tmq_t*      tmq = build_consumer_x();
   tmq_list_t* topic_list = build_topic_list_x();
-  if ((NULL == tmq) || (NULL == topic_list)){
+  if ((NULL == tmq) || (NULL == topic_list)) {
     return NULL;
   }
-  
+
   tmq_resp_err_t err = tmq_subscribe(tmq, topic_list);
   if (err) {
     printf("tmq_subscribe() fail, reason: %s\n", tmq_err2str(err));
     exit(-1);
   }
 
-  //if (0 == g_stConfInfo.consumeMsgCnt) {
-  //  loop_consume(tmq);
-  //} else {
-    pInfo->consumeMsgCnt = parallel_consume(tmq, 1);
+  // if (0 == g_stConfInfo.consumeMsgCnt) {
+  //   loop_consume(tmq);
+  // } else {
+  pInfo->consumeMsgCnt = parallel_consume(tmq, 1);
   //}
 
   err = tmq_unsubscribe(tmq);
   if (err) {
     printf("tmq_unsubscribe() fail, reason: %s\n", tmq_err2str(err));
-	pInfo->consumeMsgCnt = -1;
+    pInfo->consumeMsgCnt = -1;
     return NULL;
   }
 
   return NULL;
 }
 
-
 int main(int32_t argc, char* argv[]) {
   parseArgument(argc, argv);
   parseInputString();
 
-  int32_t numOfThreads = 1;
+  int32_t      numOfThreads = 1;
   TdThreadAttr thattr;
   taosThreadAttrInit(&thattr);
   taosThreadAttrSetDetachState(&thattr, PTHREAD_CREATE_JOINABLE);
-  SThreadInfo *pInfo = (SThreadInfo *)taosMemoryCalloc(numOfThreads, sizeof(SThreadInfo));
+  SThreadInfo* pInfo = (SThreadInfo*)taosMemoryCalloc(numOfThreads, sizeof(SThreadInfo));
 
   if (g_stConfInfo.numOfTopic1) {
     // pthread_create one thread to consume
     for (int32_t i = 0; i < numOfThreads; ++i) {
       pInfo[i].expectMsgCnt = 0;
       pInfo[i].consumeMsgCnt = 0;
-      taosThreadCreate(&(pInfo[i].thread), &thattr, threadFunc, (void *)(pInfo + i));
+      taosThreadCreate(&(pInfo[i].thread), &thattr, threadFunc, (void*)(pInfo + i));
     }
   }
 
-  int32_t totalMsgs = 0;
+  int32_t     totalMsgs = 0;
   tmq_t*      tmq = build_consumer();
   tmq_list_t* topic_list = build_topic_list();
   if ((NULL == tmq) || (NULL == topic_list)) {
@@ -479,48 +490,48 @@ int main(int32_t argc, char* argv[]) {
     exit(-1);
   }
 
-  if (g_stConfInfo.numOfTopic1) {  
+  if (g_stConfInfo.numOfTopic1) {
     for (int32_t i = 0; i < numOfThreads; i++) {
       taosThreadJoin(pInfo[i].thread, NULL);
     }
 
-	//printf("consumer: %d, cosumer1: %d\n", totalMsgs, pInfo->consumeMsgCnt);
-	if (0 == g_stConfInfo.checkMode) {
-      if ((totalMsgs +  pInfo->consumeMsgCnt) == g_stConfInfo.consumeMsgCnt) {
-    	 printf("success");
+    // printf("consumer: %d, cosumer1: %d\n", totalMsgs, pInfo->consumeMsgCnt);
+    if (0 == g_stConfInfo.checkMode) {
+      if ((totalMsgs + pInfo->consumeMsgCnt) == g_stConfInfo.consumeMsgCnt) {
+        printf("success");
       } else {
-    	 printf("fail, consumer msg cnt: %d, %d", totalMsgs, pInfo->consumeMsgCnt);
-      }	
-	} else if (1 == g_stConfInfo.checkMode) {
+        printf("fail, consumer msg cnt: %d, %d", totalMsgs, pInfo->consumeMsgCnt);
+      }
+    } else if (1 == g_stConfInfo.checkMode) {
       if ((totalMsgs == g_stConfInfo.consumeMsgCnt) && (pInfo->consumeMsgCnt == g_stConfInfo.consumeMsgCnt)) {
-    	 printf("success");
+        printf("success");
       } else {
-    	 printf("fail, consumer msg cnt: %d, %d", totalMsgs, pInfo->consumeMsgCnt);
-      }	
-	} else if (2 == g_stConfInfo.checkMode) {
-      if ((totalMsgs +  pInfo->consumeMsgCnt) == 3 * g_stConfInfo.consumeMsgCnt) {
-    	 printf("success");
+        printf("fail, consumer msg cnt: %d, %d", totalMsgs, pInfo->consumeMsgCnt);
+      }
+    } else if (2 == g_stConfInfo.checkMode) {
+      if ((totalMsgs + pInfo->consumeMsgCnt) == 3 * g_stConfInfo.consumeMsgCnt) {
+        printf("success");
       } else {
-    	 printf("fail, consumer msg cnt: %d, %d", totalMsgs, pInfo->consumeMsgCnt);
-      }	
-	} else if (3 == g_stConfInfo.checkMode) {
+        printf("fail, consumer msg cnt: %d, %d", totalMsgs, pInfo->consumeMsgCnt);
+      }
+    } else if (3 == g_stConfInfo.checkMode) {
       if ((totalMsgs == 2 * g_stConfInfo.consumeMsgCnt) && (pInfo->consumeMsgCnt == 2 * g_stConfInfo.consumeMsgCnt)) {
-    	 printf("success");
+        printf("success");
       } else {
-    	 printf("fail, consumer msg cnt: %d, %d", totalMsgs, pInfo->consumeMsgCnt);
-      }	
-	} else if (4 == g_stConfInfo.checkMode) {
-      if (((totalMsgs == 0) && (pInfo->consumeMsgCnt == 3 * g_stConfInfo.consumeMsgCnt)) 
-	  	|| ((pInfo->consumeMsgCnt == 0) && (totalMsgs == 3 * g_stConfInfo.consumeMsgCnt)) 
-	  	|| ((pInfo->consumeMsgCnt == g_stConfInfo.consumeMsgCnt) && (totalMsgs == 2 * g_stConfInfo.consumeMsgCnt))
-	  	|| ((pInfo->consumeMsgCnt == 2 * g_stConfInfo.consumeMsgCnt) && (totalMsgs == g_stConfInfo.consumeMsgCnt))) {
-    	 printf("success");
+        printf("fail, consumer msg cnt: %d, %d", totalMsgs, pInfo->consumeMsgCnt);
+      }
+    } else if (4 == g_stConfInfo.checkMode) {
+      if (((totalMsgs == 0) && (pInfo->consumeMsgCnt == 3 * g_stConfInfo.consumeMsgCnt)) ||
+          ((pInfo->consumeMsgCnt == 0) && (totalMsgs == 3 * g_stConfInfo.consumeMsgCnt)) ||
+          ((pInfo->consumeMsgCnt == g_stConfInfo.consumeMsgCnt) && (totalMsgs == 2 * g_stConfInfo.consumeMsgCnt)) ||
+          ((pInfo->consumeMsgCnt == 2 * g_stConfInfo.consumeMsgCnt) && (totalMsgs == g_stConfInfo.consumeMsgCnt))) {
+        printf("success");
       } else {
-    	 printf("fail, consumer msg cnt: %d, %d", totalMsgs, pInfo->consumeMsgCnt);
-      }	
-	} else {
-    	 printf("fail, check mode unknow. consumer msg cnt: %d, %d", totalMsgs, pInfo->consumeMsgCnt);
-	}
+        printf("fail, consumer msg cnt: %d, %d", totalMsgs, pInfo->consumeMsgCnt);
+      }
+    } else {
+      printf("fail, check mode unknow. consumer msg cnt: %d, %d", totalMsgs, pInfo->consumeMsgCnt);
+    }
   }
 
   return 0;