Function update_server_record

sql/sql_servers.cc:1012–1059

static int 
update_server_record(TABLE *table, FOREIGN_SERVER *server)
{
  int error=0;
  DBUG_ENTER("update_server_record");
  DBUG_ASSERT(!table->file->row_logging);

  table->use_all_columns();
  /* set the field that's the PK to the value we're looking for */
  if (table->field[SERVER_NAME_FIELD]->store(server->server_name,
                                             server->server_name_length,
                                             system_charset_info))
  {
    DBUG_ASSERT(0); /* Protected by servers_cache */
    THD *thd= table->in_use;
    DBUG_ASSERT(thd->is_error());
    return thd->get_stmt_da()->get_sql_errno();
  }

  if ((error=table->file->ha_index_read_idx_map(table->record[0], 0,
                  (uchar *)table->field[SERVER_NAME_FIELD]->ptr,
                  ~(longlong)0, HA_READ_KEY_EXACT)))
  {
    if (error != HA_ERR_KEY_NOT_FOUND && error != HA_ERR_END_OF_FILE)
      table->file->print_error(error, MYF(0));
    DBUG_PRINT("info",("server not found!"));
    error= ER_FOREIGN_SERVER_DOESNT_EXIST;
  }
  else
  {
    /* ok, so we can update since the record exists in the table */
    store_record(table,record[1]);
    if ((error= store_server_fields(table, server)))
      goto end;
    if (unlikely((error=table->file->ha_update_row(table->record[1],
                                                   table->record[0])) &&
                 error != HA_ERR_RECORD_IS_THE_SAME))
    {
      DBUG_PRINT("info",("problems with ha_update_row %d", error));
      goto end;
    }
    else
      error= 0;
  }

end:
  DBUG_RETURN(error);
}


/*