[td-225] handle TSDB_CODE_TDB_TABLE_RECONFIGURE code.

src/client/src/tscAsync.c

@@ -471,7 +471,7 @@ void tscTableMetaCallBack(void *param, TAOS_RES *res, int code) {
         }
 
         // in case of insert, redo parsing the sql string and build new submit data block for two reasons:
-        // 1. the table Id(tid & uid) may have been update, the submit block needs to be updated
+        // 1. the table Id(tid & uid) may have been update, the submit block needs to be updated accordingly.
         // 2. vnode may need the schema information along with submit block to update its local table schema.
         if (pCmd->command == TSDB_SQL_INSERT) {
           tscDebug("%p redo parse sql string to build submit block", pSql);

src/client/src/tscServer.c

@@ -247,7 +247,7 @@ void tscProcessMsgFromServer(SRpcMsg *rpcMsg, SRpcIpSet *pIpSet) {
   } else {
     STableMetaInfo *pTableMetaInfo = tscGetTableMetaInfoFromCmd(pCmd, pCmd->clauseIndex, 0);
     if (rpcMsg->code == TSDB_CODE_TDB_INVALID_TABLE_ID || rpcMsg->code == TSDB_CODE_VND_INVALID_VGROUP_ID || 
-        rpcMsg->code == TSDB_CODE_RPC_NETWORK_UNAVAIL) {
+        rpcMsg->code == TSDB_CODE_RPC_NETWORK_UNAVAIL || rpcMsg->code == TSDB_CODE_TDB_TABLE_RECONFIGURE) {
       if (pCmd->command == TSDB_SQL_CONNECT) {
         rpcMsg->code = TSDB_CODE_RPC_NETWORK_UNAVAIL;
         rpcFreeCont(rpcMsg->pCont);
@@ -260,7 +260,12 @@ void tscProcessMsgFromServer(SRpcMsg *rpcMsg, SRpcIpSet *pIpSet) {
         // get table meta query will not retry, do nothing
       } else {
         tscWarn("%p it shall renew table meta, code:%s, retry:%d", pSql, tstrerror(rpcMsg->code), ++pSql->retry);
-        
+
+        // set the flag to denote that sql string needs to be re-parsed and build submit block with table schema
+        if (rpcMsg->code == TSDB_CODE_TDB_TABLE_RECONFIGURE) {
+          pSql->cmd.submitSchema = 1;
+        }
+
         pSql->res.code = rpcMsg->code;  // keep the previous error code
         if (pSql->retry > pSql->maxRetry) {
           tscError("%p max retry %d reached, give up", pSql, pSql->maxRetry);