diff --git a/include/common/tmsg.h b/include/common/tmsg.h
index 909b7d0877e0a0bac316986fb9aff5356a5182a4..ff2e419c7528c18be20e6677cd46b7e4695486fc 100644
--- a/include/common/tmsg.h
+++ b/include/common/tmsg.h
@@ -1493,7 +1493,7 @@ typedef struct {
 } SMVSubscribeRsp;
 
 typedef struct {
-  char   name[TSDB_TABLE_FNAME_LEN];
+  char   name[TSDB_TOPIC_FNAME_LEN];
   int8_t igNotExists;
 } SMDropTopicReq;
 
diff --git a/source/client/src/tmq.c b/source/client/src/tmq.c
index c768e001c5479da84b5ffbaa2a516eeb4a9b620d..0ce689f19cd8f2579047f9e49eca0ca69609d1f5 100644
--- a/source/client/src/tmq.c
+++ b/source/client/src/tmq.c
@@ -1307,7 +1307,18 @@ TAOS_RES* tmq_consumer_poll(tmq_t* tmq, int64_t wait_time) {
 }
 
 tmq_resp_err_t tmq_consumer_close(tmq_t* tmq) {
-  // TODO
+  if (tmq->status == TMQ_CONSUMER_STATUS__READY) {
+    tmq_list_t*    lst = tmq_list_new();
+    tmq_resp_err_t rsp = tmq_subscribe(tmq, lst);
+    tmq_list_destroy(lst);
+    if (rsp == TMQ_RESP_ERR__SUCCESS) {
+      // TODO: free resources
+      return TMQ_RESP_ERR__SUCCESS;
+    } else {
+      return TMQ_RESP_ERR__FAIL;
+    }
+  }
+  // TODO: free resources
   return TMQ_RESP_ERR__SUCCESS;
 }
 
diff --git a/source/common/src/systable.c b/source/common/src/systable.c
index 5ff0282c878ba428b7d16a2fdad2c9ba8416ee50..81682bb734252d85ff8af19eda3edb506d17f8a2 100644
--- a/source/common/src/systable.c
+++ b/source/common/src/systable.c
@@ -262,7 +262,7 @@ static const SSysDbTableSchema topicSchema[] = {
 
 static const SSysDbTableSchema consumerSchema[] = {
     {.name = "consumer_id", .bytes = 8, .type = TSDB_DATA_TYPE_BIGINT},
-    {.name = "group_id", .bytes = SYSTABLE_SCH_TABLE_NAME_LEN, .type = TSDB_DATA_TYPE_BINARY},
+    {.name = "consumer_group", .bytes = SYSTABLE_SCH_TABLE_NAME_LEN, .type = TSDB_DATA_TYPE_BINARY},
     {.name = "app_id", .bytes = SYSTABLE_SCH_TABLE_NAME_LEN, .type = TSDB_DATA_TYPE_BINARY},
     {.name = "status", .bytes = 20 + VARSTR_HEADER_SIZE, .type = TSDB_DATA_TYPE_BINARY},
     {.name = "topics", .bytes = TSDB_TOPIC_FNAME_LEN + VARSTR_HEADER_SIZE, .type = TSDB_DATA_TYPE_BINARY},
@@ -275,7 +275,7 @@ static const SSysDbTableSchema consumerSchema[] = {
 
 static const SSysDbTableSchema subscriptionSchema[] = {
     {.name = "topic_name", .bytes = TSDB_TOPIC_FNAME_LEN + VARSTR_HEADER_SIZE, .type = TSDB_DATA_TYPE_BINARY},
-    {.name = "group_id", .bytes = TSDB_CGROUP_LEN + VARSTR_HEADER_SIZE, .type = TSDB_DATA_TYPE_BINARY},
+    {.name = "consumer_group", .bytes = TSDB_CGROUP_LEN + VARSTR_HEADER_SIZE, .type = TSDB_DATA_TYPE_BINARY},
     {.name = "vgroup_id", .bytes = 4, .type = TSDB_DATA_TYPE_INT},
     {.name = "consumer_id", .bytes = 8, .type = TSDB_DATA_TYPE_BIGINT},
 };
diff --git a/source/dnode/mnode/impl/inc/mndConsumer.h b/source/dnode/mnode/impl/inc/mndConsumer.h
index a8bfe91cbf8edfb225510253b9536115b21cea30..210e336ac251165cfefb0c8f8b60ddbb9d1df843 100644
--- a/source/dnode/mnode/impl/inc/mndConsumer.h
+++ b/source/dnode/mnode/impl/inc/mndConsumer.h
@@ -29,6 +29,7 @@ enum {
   MQ_CONSUMER_STATUS__LOST,
   MQ_CONSUMER_STATUS__LOST_IN_REB,
   MQ_CONSUMER_STATUS__LOST_REBD,
+  MQ_CONSUMER_STATUS__REMOVED,
 };
 
 int32_t mndInitConsumer(SMnode *pMnode);
diff --git a/source/dnode/mnode/impl/src/mndConsumer.c b/source/dnode/mnode/impl/src/mndConsumer.c
index 6c77c379e056b09d00f43c04ab5133418fcd722e..9c8c6d32eb8547028a92b8b1e604f1539c724aa8 100644
--- a/source/dnode/mnode/impl/src/mndConsumer.c
+++ b/source/dnode/mnode/impl/src/mndConsumer.c
@@ -486,6 +486,14 @@ static int32_t mndProcessSubscribeReq(SNodeMsg *pMsg) {
       }
     }
 
+    if (pConsumerOld && taosArrayGetSize(pConsumerNew->rebNewTopics) == 0 &&
+        taosArrayGetSize(pConsumerNew->rebRemovedTopics) == 0) {
+      /*if (taosArrayGetSize(pConsumerNew->assignedTopics) == 0) {*/
+      /*pConsumerNew->updateType = */
+      /*}*/
+      goto SUBSCRIBE_OVER;
+    }
+
     STrans *pTrans = mndTransCreate(pMnode, TRN_POLICY_RETRY, TRN_TYPE_SUBSCRIBE, &pMsg->rpcMsg);
     if (pTrans == NULL) goto SUBSCRIBE_OVER;
     if (mndSetConsumerCommitLogs(pMnode, pTrans, pConsumerNew) != 0) goto SUBSCRIBE_OVER;
@@ -789,6 +797,10 @@ static int32_t mndRetrieveConsumer(SNodeMsg *pReq, SShowObj *pShow, SSDataBlock
   while (numOfRows < rowsCapacity) {
     pShow->pIter = sdbFetch(pSdb, SDB_CONSUMER, pShow->pIter, (void **)&pConsumer);
     if (pShow->pIter == NULL) break;
+    if (taosArrayGetSize(pConsumer->assignedTopics) == 0) {
+      sdbRelease(pSdb, pConsumer);
+      continue;
+    }
 
     taosRLockLatch(&pConsumer->lock);
 
@@ -810,12 +822,12 @@ static int32_t mndRetrieveConsumer(SNodeMsg *pReq, SShowObj *pShow, SSDataBlock
       pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
       colDataAppend(pColInfo, numOfRows, (const char *)&pConsumer->consumerId, false);
 
-      // group id
-      char groupId[TSDB_CGROUP_LEN + VARSTR_HEADER_SIZE] = {0};
-      tstrncpy(varDataVal(groupId), pConsumer->cgroup, TSDB_CGROUP_LEN);
-      varDataSetLen(groupId, strlen(varDataVal(groupId)));
+      // consumer group
+      char cgroup[TSDB_CGROUP_LEN + VARSTR_HEADER_SIZE] = {0};
+      tstrncpy(varDataVal(cgroup), pConsumer->cgroup, TSDB_CGROUP_LEN);
+      varDataSetLen(cgroup, strlen(varDataVal(cgroup)));
       pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
-      colDataAppend(pColInfo, numOfRows, (const char *)groupId, false);
+      colDataAppend(pColInfo, numOfRows, (const char *)cgroup, false);
 
       // app id
       char appId[TSDB_CGROUP_LEN + VARSTR_HEADER_SIZE] = {0};
diff --git a/source/dnode/mnode/impl/src/mndSubscribe.c b/source/dnode/mnode/impl/src/mndSubscribe.c
index c947a1913eb761133b5f27c9d683d9fc85aac377..2a81f28eddef99b673a061780ed8a7fcbcf7fac6 100644
--- a/source/dnode/mnode/impl/src/mndSubscribe.c
+++ b/source/dnode/mnode/impl/src/mndSubscribe.c
@@ -171,14 +171,21 @@ static int32_t mndPersistSubChangeVgReq(SMnode *pMnode, STrans *pTrans, const SM
   return 0;
 }
 
-static int32_t mndSplitSubscribeKey(const char *key, char *topic, char *cgroup) {
+static int32_t mndSplitSubscribeKey(const char *key, char *topic, char *cgroup, bool fullName) {
   int32_t i = 0;
   while (key[i] != TMQ_SEPARATOR) {
     i++;
   }
   memcpy(cgroup, key, i);
   cgroup[i] = 0;
-  strcpy(topic, &key[i + 1]);
+  if (fullName) {
+    strcpy(topic, &key[i + 1]);
+  } else {
+    while (key[i] != '.') {
+      i++;
+    }
+    strcpy(topic, &key[i + 1]);
+  }
   return 0;
 }
 
@@ -426,7 +433,7 @@ static int32_t mndPersistRebResult(SMnode *pMnode, SNodeMsg *pMsg, const SMqRebO
     pConsumerNew->updateType = CONSUMER_UPDATE__ADD;
     char *topic = taosMemoryCalloc(1, TSDB_TOPIC_FNAME_LEN);
     char  cgroup[TSDB_CGROUP_LEN];
-    mndSplitSubscribeKey(pOutput->pSub->key, topic, cgroup);
+    mndSplitSubscribeKey(pOutput->pSub->key, topic, cgroup, true);
     taosArrayPush(pConsumerNew->rebNewTopics, &topic);
     mndReleaseConsumer(pMnode, pConsumerOld);
     if (mndSetConsumerCommitLogs(pMnode, pTrans, pConsumerNew) != 0) {
@@ -444,7 +451,7 @@ static int32_t mndPersistRebResult(SMnode *pMnode, SNodeMsg *pMsg, const SMqRebO
     pConsumerNew->updateType = CONSUMER_UPDATE__REMOVE;
     char *topic = taosMemoryCalloc(1, TSDB_TOPIC_FNAME_LEN);
     char  cgroup[TSDB_CGROUP_LEN];
-    mndSplitSubscribeKey(pOutput->pSub->key, topic, cgroup);
+    mndSplitSubscribeKey(pOutput->pSub->key, topic, cgroup, true);
     taosArrayPush(pConsumerNew->rebRemovedTopics, &topic);
     mndReleaseConsumer(pMnode, pConsumerOld);
     if (mndSetConsumerCommitLogs(pMnode, pTrans, pConsumerNew) != 0) {
@@ -494,7 +501,7 @@ static int32_t mndProcessRebalanceReq(SNodeMsg *pMsg) {
       // split sub key and extract topic
       char topic[TSDB_TOPIC_FNAME_LEN];
       char cgroup[TSDB_CGROUP_LEN];
-      mndSplitSubscribeKey(pRebInfo->key, topic, cgroup);
+      mndSplitSubscribeKey(pRebInfo->key, topic, cgroup, true);
       SMqTopicObj *pTopic = mndAcquireTopic(pMnode, topic);
       ASSERT(pTopic);
       taosRLockLatch(&pTopic->lock);
@@ -747,7 +754,7 @@ static int32_t mndRetrieveSubscribe(SNodeMsg *pReq, SShowObj *pShow, SSDataBlock
         // topic and cgroup
         char topic[TSDB_TOPIC_FNAME_LEN + VARSTR_HEADER_SIZE] = {0};
         char cgroup[TSDB_CGROUP_LEN + VARSTR_HEADER_SIZE] = {0};
-        mndSplitSubscribeKey(pSub->key, topic, cgroup);
+        mndSplitSubscribeKey(pSub->key, varDataVal(topic), varDataVal(cgroup), false);
         varDataSetLen(topic, strlen(varDataVal(topic)));
         varDataSetLen(cgroup, strlen(varDataVal(cgroup)));
 
@@ -790,7 +797,7 @@ static int32_t mndRetrieveSubscribe(SNodeMsg *pReq, SShowObj *pShow, SSDataBlock
       // topic and cgroup
       char topic[TSDB_TOPIC_FNAME_LEN + VARSTR_HEADER_SIZE] = {0};
       char cgroup[TSDB_CGROUP_LEN + VARSTR_HEADER_SIZE] = {0};
-      mndSplitSubscribeKey(pSub->key, topic, cgroup);
+      mndSplitSubscribeKey(pSub->key, varDataVal(topic), varDataVal(cgroup), false);
       varDataSetLen(topic, strlen(varDataVal(topic)));
       varDataSetLen(cgroup, strlen(varDataVal(cgroup)));
 
diff --git a/tests/test/c/tmqSim.c b/tests/test/c/tmqSim.c
index 73cdf7f59ce9333f41e9dd2cfd1b7347949790de..4a59d18d8798222cd425c2bde45138f262372e57 100644
--- a/tests/test/c/tmqSim.c
+++ b/tests/test/c/tmqSim.c
@@ -331,12 +331,6 @@ void loop_consume(SThreadInfo* pInfo) {
     }
   }
 
-  err = tmq_consumer_close(pInfo->tmq);
-  if (err) {
-    printf("tmq_consumer_close() fail, reason: %s\n", tmq_err2str(err));
-    exit(-1);
-  }
-
   pInfo->consumeMsgCnt = totalMsgs;
   pInfo->consumeRowCnt = totalRows;
 
@@ -372,6 +366,13 @@ void* consumeThreadFunc(void* param) {
     return NULL;
   }
 
+  err = tmq_consumer_close(pInfo->tmq);
+  if (err) {
+    printf("tmq_consumer_close() fail, reason: %s\n", tmq_err2str(err));
+    exit(-1);
+  }
+  pInfo->tmq = NULL;
+
   // save consume result into consumeresult table
   saveConsumeResult(pInfo);