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fixed LIMIT clause printing (BUG#4839)

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bell@sanja.is.com.ua 2004-08-23 13:19:59 +03:00
parent 618e65cd28
commit 0264ade412
3 changed files with 15 additions and 2 deletions
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5
mysql-test/r/view.result
View File

@ -1042,3 +1042,8 @@ SHOW TABLES;
Tables_in_test table_type Tables_in_test table_type
t2 BASE TABLE t2 BASE TABLE
v4 VIEW v4 VIEW
CREATE VIEW v1 AS SELECT EXISTS (SELECT 1 UNION SELECT 2);
select * from v1;
EXISTS (SELECT 1 UNION SELECT 2)
1
drop view v1;

7
mysql-test/t/view.test
View File

@ -980,3 +980,10 @@ drop table t1;
-- error 1096 -- error 1096
CREATE VIEW v02 AS SELECT * FROM DUAL; CREATE VIEW v02 AS SELECT * FROM DUAL;
SHOW TABLES; SHOW TABLES;
#
# EXISTS with UNION VIEW
#
CREATE VIEW v1 AS SELECT EXISTS (SELECT 1 UNION SELECT 2);
select * from v1;
drop view v1;

5
sql/sql_lex.cc
View File

@ -1481,8 +1481,9 @@ void st_select_lex::print_order(String *str, ORDER *order)
void st_select_lex::print_limit(THD *thd, String *str) void st_select_lex::print_limit(THD *thd, String *str)
{ {
Item_subselect *item= master_unit()->item; SELECT_LEX_UNIT *unit= master_unit();
if (item && Item_subselect *item= unit->item;
if (item && unit->global_parameters == this &&
(item->substype() == Item_subselect::EXISTS_SUBS || (item->substype() == Item_subselect::EXISTS_SUBS ||
item->substype() == Item_subselect::IN_SUBS || item->substype() == Item_subselect::IN_SUBS ||
item->substype() == Item_subselect::ALL_SUBS)) item->substype() == Item_subselect::ALL_SUBS))