Merge pull request #12934 from taosdata/feature/stream

enh(stream): add error string

source/util/src/terror.c

@@ -272,6 +272,10 @@ TAOS_DEFINE_ERROR(TSDB_CODE_MND_CONSUMER_NOT_EXIST,       "Consumer not exist")
 TAOS_DEFINE_ERROR(TSDB_CODE_MND_CONSUMER_NOT_READY,       "Consumer waiting for rebalance")
 TAOS_DEFINE_ERROR(TSDB_CODE_MND_TOPIC_SUBSCRIBED,         "Topic subscribed cannot be dropped")
 
+TAOS_DEFINE_ERROR(TSDB_CODE_MND_STREAM_ALREADY_EXIST,     "Stream already exists")
+TAOS_DEFINE_ERROR(TSDB_CODE_MND_STREAM_NOT_EXIST,         "Stream not exist")
+TAOS_DEFINE_ERROR(TSDB_CODE_MND_INVALID_STREAM_OPTION,    "Invalid stream option")
+
 // mnode-sma
 TAOS_DEFINE_ERROR(TSDB_CODE_MND_SMA_ALREADY_EXIST,        "SMA already exists")
 TAOS_DEFINE_ERROR(TSDB_CODE_MND_SMA_NOT_EXIST,            "SMA does not exist")