[td-225] refactor code

src/client/src/tscAsync.c

@@ -474,33 +474,11 @@ 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 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);
-
-          pCmd->parseFinished = false;
-          tscResetSqlCmdObj(pCmd);
-          
-          code = tsParseSql(pSql, true);
-
-          if (code == TSDB_CODE_TSC_ACTION_IN_PROGRESS) {
-            return;
-          } else if (code != TSDB_CODE_SUCCESS) {
-            goto _error;
-          }
-
-          /*
-           * Discard previous built submit blocks, and then parse the sql string again and build up all submit blocks,
-           * and send the required submit block according to index value in supporter to server.
-           */
-          pSql->fp = pSql->fetchFp;  // restore the fp
-          tscHandleInsertRetry(pSql);
-        } else if (pCmd->command == TSDB_SQL_SELECT) {  // in case of other query type, continue
+        if (pCmd->command == TSDB_SQL_INSERT || pCmd->command == TSDB_SQL_SELECT) {
           tscDebug("%p redo parse sql string and proceed", pSql);
-          //tscDebug("before  %p fp:%p, fetchFp:%p", pSql, pSql->fp, pSql->fetchFp);
           pCmd->parseFinished = false;
           tscResetSqlCmdObj(pCmd);
 
-          //tscDebug("after %p fp:%p, fetchFp:%p", pSql, pSql->fp, pSql->fetchFp);
           code = tsParseSql(pSql, true);
 
           if (code == TSDB_CODE_TSC_ACTION_IN_PROGRESS) {
@@ -509,8 +487,17 @@ void tscTableMetaCallBack(void *param, TAOS_RES *res, int code) {
             goto _error;
           }
 
-          tscProcessSql(pSql);
-        } else {  // in all other cases, simple retry
+          if (pCmd->command == TSDB_SQL_INSERT) {
+            /*
+             * Discard previous built submit blocks, and then parse the sql string again and build up all submit blocks,
+             * and send the required submit block according to index value in supporter to server.
+             */
+            pSql->fp = pSql->fetchFp;  // restore the fp
+            tscHandleInsertRetry(pSql);
+          } else if (pCmd->command == TSDB_SQL_SELECT) {  // in case of other query type, continue
+            tscProcessSql(pSql);
+          }
+        }else {  // in all other cases, simple retry
           tscProcessSql(pSql);
         }