printf("insert total %d records, used %u seconds, avg:%u useconds per record\n",totalRows,(endtime-starttime)/1000000UL,(endtime-starttime)/totalRows);
free(v->ts);
free(v->br);
free(v->nr);
free(v);
free(lb);
free(params);
free(tags);
free(is_null);
free(no_null);
return0;
}
// specify tags field, and not support , then is error case