fix(query): uniform the format of result between 2.6 and 3.0

tools/shell/src/shellEngine.c

@@ -217,16 +217,16 @@ void shellRunSingleCommandImp(char *command) {
 
     et = taosGetTimestampUs();
     if (error_no == 0) {
-      printf("Query OK, %d rows in database (%.6fs)\r\n", numOfRows, (et - st) / 1E6);
+      printf("Query OK, %d row(s) in set (%.6fs)\r\n", numOfRows, (et - st) / 1E6);
     } else {
-      printf("Query interrupted (%s), %d rows affected (%.6fs)\r\n", taos_errstr(pSql), numOfRows, (et - st) / 1E6);
+      printf("Query interrupted (%s), %d row(s) in set (%.6fs)\r\n", taos_errstr(pSql), numOfRows, (et - st) / 1E6);
     }
     taos_free_result(pSql);
   } else {
     int32_t num_rows_affacted = taos_affected_rows(pSql);
     taos_free_result(pSql);
     et = taosGetTimestampUs();
-    printf("Query OK, %d of %d rows affected (%.6fs)\r\n", num_rows_affacted, num_rows_affacted, (et - st) / 1E6);
+    printf("Query OK, %d of %d row(s) in set (%.6fs)\r\n", num_rows_affacted, num_rows_affacted, (et - st) / 1E6);
 
     // call auto tab
     callbackAutoTab(command, NULL, false);