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thd pointer fixed

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BitKeeper/etc/ignore:
  Added libmysqld/sql_trigger.cc to the ignore list
mysql-test/r/merge.result:
  fix of test
This commit is contained in:
unknown 2004-09-10 13:09:27 +03:00
parent f3d4db99c3
commit 76001900fd
4 changed files with 16 additions and 4 deletions
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1
.bzrignore
View File

@ -919,3 +919,4 @@ vio/test-ssl
vio/test-sslclient
vio/test-sslserver
vio/viotest-ssl
libmysqld/sql_trigger.cc

2
mysql-test/r/merge.result
View File

@ -650,4 +650,6 @@ create table t3 engine=merge union=(t1, t2) select * from t1;
ERROR HY000: You can't specify target table 't1' for update in FROM clause
create table t3 engine=merge union=(t1, t2) select * from t2;
ERROR HY000: You can't specify target table 't2' for update in FROM clause
create table t3 engine=merge union=(t1, t2) select (select max(a) from t2);
ERROR HY000: You can't specify target table 't2' for update in FROM clause
drop table t1, t2;

15
sql/item_subselect.cc
View File

@ -272,7 +272,8 @@ Item_singlerow_subselect::Item_singlerow_subselect(st_select_lex *select_lex)
DBUG_VOID_RETURN;
}
Item_maxmin_subselect::Item_maxmin_subselect(Item_subselect *parent,
Item_maxmin_subselect::Item_maxmin_subselect(THD *thd_param,
Item_subselect *parent,
st_select_lex *select_lex,
bool max_arg)
:Item_singlerow_subselect()
@ -291,6 +292,12 @@ Item_maxmin_subselect::Item_maxmin_subselect(Item_subselect *parent,
used_tables_cache= parent->get_used_tables_cache();
const_item_cache= parent->get_const_item_cache();
/*
this subquery alwais creates during preparation, so we can assign
thd here
*/
thd= thd_param;
DBUG_VOID_RETURN;
}
@ -316,6 +323,8 @@ Item_singlerow_subselect::select_transformer(JOIN *join)
SELECT_LEX *select_lex= join->select_lex;
/* Juggle with current arena only if we're in prepared statement prepare */
DBUG_PRINT("TANSF:", ("thd %p, select_lex->join->thd: %s",
thd, select_lex->join->thd));
Item_arena *arena= thd->current_arena;
Item_arena backup;
if (arena->is_conventional())
@ -723,7 +732,7 @@ Item_in_subselect::single_value_transformer(JOIN *join,
// remove LIMIT placed by ALL/ANY subquery
select_lex->master_unit()->global_parameters->select_limit=
HA_POS_ERROR;
subs= new Item_maxmin_subselect(this, select_lex, func->l_op());
subs= new Item_maxmin_subselect(thd, this, select_lex, func->l_op());
}
// left expression belong to outer select
SELECT_LEX *current= thd->lex->current_select, *up;
@ -899,7 +908,7 @@ Item_in_subselect::row_value_transformer(JOIN *join)
}
thd->where= "row IN/ALL/ANY subquery";
Item_arena *arena= join->thd->current_arena, backup;
Item_arena *arena= thd->current_arena, backup;
if (arena->is_conventional())
arena= 0;
else

2
sql/item_subselect.h
View File

@ -154,7 +154,7 @@ class Item_maxmin_subselect :public Item_singlerow_subselect
{
bool max;
public:
Item_maxmin_subselect(Item_subselect *parent,
Item_maxmin_subselect(THD *thd, Item_subselect *parent,
st_select_lex *select_lex, bool max);
void print(String *str);
};