database/mariadb
1
0
Fork 0
mirror of https://github.com/MariaDB/server.git synced 2025-07-29 05:21:33 +03:00
Code Activity

merge

Browse Source
This commit is contained in:
bell@sanja.is.com.ua
2004-02-17 11:12:55 +02:00
parent 8a865250c4 44b37b089a
commit a66b398eb8
19 changed files with 570 additions and 172 deletions
Download Patch File Download Diff File Expand all files Collapse all files

23
sql/sql_class.cc
View File

@ -83,7 +83,7 @@ extern "C" void free_user_var(user_var_entry *entry)
** Thread specific functions
****************************************************************************/
THD::THD():user_time(0), is_fatal_error(0),
THD::THD():user_time(0), current_statement(0), is_fatal_error(0),
last_insert_id_used(0),
insert_id_used(0), rand_used(0), in_lock_tables(0),
global_read_lock(0), bootstrap(0)
@ -1247,6 +1247,27 @@ void Statement::set_statement(Statement *stmt)
}
void Statement::set_n_backup_item_arena(Statement *set, Statement *backup)
{
backup->set_item_arena(this);
set_item_arena(set);
}
void Statement::restore_backup_item_arena(Statement *set, Statement *backup)
{
set->set_item_arena(this);
set_item_arena(backup);
// reset backup mem_root to avoid its freeing
init_alloc_root(&backup->mem_root, 0, 0);
}
void Statement::set_item_arena(Statement *set)
{
mem_root= set->mem_root;
free_list= set->free_list;
}
Statement::~Statement()
{
free_root(&mem_root, MYF(0));