diff --git a/source/libs/stream/src/streamState.c b/source/libs/stream/src/streamState.c
index 4c16e47163..dfec9a0fe6 100644
--- a/source/libs/stream/src/streamState.c
+++ b/source/libs/stream/src/streamState.c
@@ -1094,13 +1094,8 @@ _end:
 
 int32_t streamStatePutParName(SStreamState* pState, int64_t groupId, const char tbname[TSDB_TABLE_NAME_LEN]) {
 #ifdef USE_ROCKSDB
-  if (tSimpleHashGetSize(pState->parNameMap) > MAX_TABLE_NAME_NUM) {
-    if (tSimpleHashGet(pState->parNameMap, &groupId, sizeof(int64_t)) == NULL) {
-      streamStatePutParName_rocksdb(pState, groupId, tbname);
-    }
-    return TSDB_CODE_SUCCESS;
-  }
   tSimpleHashPut(pState->parNameMap, &groupId, sizeof(int64_t), tbname, TSDB_TABLE_NAME_LEN);
+  streamStatePutParName_rocksdb(pState, groupId, tbname);
   return TSDB_CODE_SUCCESS;
 #else
   return tdbTbUpsert(pState->pTdbState->pParNameDb, &groupId, sizeof(int64_t), tbname, TSDB_TABLE_NAME_LEN,
@@ -1112,10 +1107,11 @@ int32_t streamStateGetParName(SStreamState* pState, int64_t groupId, void** pVal
 #ifdef USE_ROCKSDB
   void* pStr = tSimpleHashGet(pState->parNameMap, &groupId, sizeof(int64_t));
   if (!pStr) {
-    if (tSimpleHashGetSize(pState->parNameMap) > MAX_TABLE_NAME_NUM) {
-      return streamStateGetParName_rocksdb(pState, groupId, pVal);
+    int32_t code = streamStateGetParName_rocksdb(pState, groupId, pVal);
+    if (code == TSDB_CODE_SUCCESS) {
+      tSimpleHashPut(pState->parNameMap, &groupId, sizeof(int64_t), pVal, TSDB_TABLE_NAME_LEN);
     }
-    return TSDB_CODE_FAILED;
+    return code;
   }
   *pVal = taosMemoryCalloc(1, TSDB_TABLE_NAME_LEN);
   memcpy(*pVal, pStr, TSDB_TABLE_NAME_LEN);