Method alloc_new_dataset

libmysqld/lib_sql.cc:956–970

*/

MYSQL_DATA *THD::alloc_new_dataset()
{
  MYSQL_DATA *data;
  struct embedded_query_result *emb_data;
  if (!my_multi_malloc(PSI_NOT_INSTRUMENTED, MYF(MY_WME | MY_ZEROFILL),
                       &data, sizeof(*data), &emb_data, sizeof(*emb_data), NULL))
    return NULL;

  emb_data->prev_ptr= &data->data;
  cur_data= data;
  *data_tail= data;
  data_tail= &emb_data->next;
  data->embedded_info= emb_data;
  return data;
}


/**