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Rollback UPDATE/DELETE statements on kill

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nsure that rows in a multi-row INSERT DELAYED are inserted atomicly
This commit is contained in:
monty@mysql.com
2004-03-04 18:16:10 +02:00
parent 9c4b9e6df1
commit b9c4ee353d
5 changed files with 31 additions and 7 deletions
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9
sql/sql_delete.cc
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@ -167,6 +167,8 @@ int mysql_delete(THD *thd, TABLE_LIST *table_list, COND *conds, ORDER *order,
else
table->file->unlock_row(); // Row failed selection, release lock on it
}
if (thd->killed && !error)
error= 1; // Aborted
thd->proc_info="end";
end_read_record(&info);
free_io_cache(table); // Will not do any harm
@ -366,6 +368,7 @@ bool multi_delete::send_data(List<Item> &values)
DBUG_RETURN(0);
}
void multi_delete::send_error(uint errcode,const char *err)
{
DBUG_ENTER("multi_delete::send_error");
@ -450,15 +453,13 @@ int multi_delete::do_deletes(bool from_send_error)
if ((local_error=table->file->delete_row(table->record[0])))
{
table->file->print_error(local_error,MYF(0));
if (transactional_tables)
{
DBUG_RETURN(local_error);
}
break;
}
deleted++;
}
end_read_record(&info);
if (thd->killed && !local_error)
local_error= 1;
if (local_error == -1) // End of file
local_error = 0;
}