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Item::fix_field need correct pointer on item reference to chnge it if itis need, so support of correct item address added to SP commands (BUG#5963)

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some optimisation of IF/NOT IF ptomised to Pem


mysql-test/r/sp.result:
  test for bug#5963
mysql-test/t/sp.test:
  test for bug#5963
sql/item.cc:
  new method which return reference on Item for SP variables support
sql/item.h:
  comment fixed
  method added
sql/sp_head.cc:
  preparation of item made separate function
  we do not need new constant Item to check IF/IF NOT
  support of passing correct address of item for fix_fields method
sql/sp_rcontext.cc:
  support of Item address passing to fix_fields
sql/sp_rcontext.h:
  support of correct address passing to fix_fields
sql/sql_class.cc:
  support of correct item address passing to fix_field
This commit is contained in:
unknown
2005-05-09 01:59:10 +03:00
parent 930644731d
commit a6b1546676
8 changed files with 130 additions and 23 deletions
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25
mysql-test/r/sp.result
View File

@ -3057,4 +3057,29 @@ yes
yes
drop procedure bug7293|
delete from t1|
drop procedure if exists bug5963|
create procedure bug5963_1 () begin declare v int; set v = (select s1 from t3); select v; end;|
create table t3 (s1 int)|
insert into t3 values (5)|
call bug5963_1()|
v
5
call bug5963_1()|
v
5
drop procedure bug5963_1|
drop table t3|
create procedure bug5963_2 (cfk_value int)
begin
if cfk_value in (select cpk from t3) then
set @x = 5;
end if;
end;
|
create table t3 (cpk int)|
insert into t3 values (1)|
call bug5963_2(1)|
call bug5963_2(1)|
drop procedure bug5963_2|
drop table t3|
drop table t1,t2;

29
mysql-test/t/sp.test
View File

@ -3741,6 +3741,35 @@ call bug7293 ('secrete')|
drop procedure bug7293|
delete from t1|
#
# BUG#5963 subqueries in SET/IF
#
--disable_warnings
drop procedure if exists bug5963|
--enable_warnings
create procedure bug5963_1 () begin declare v int; set v = (select s1 from t3); select v; end;|
create table t3 (s1 int)|
insert into t3 values (5)|
call bug5963_1()|
call bug5963_1()|
drop procedure bug5963_1|
drop table t3|
create procedure bug5963_2 (cfk_value int)
begin
if cfk_value in (select cpk from t3) then
set @x = 5;
end if;
end;
|
create table t3 (cpk int)|
insert into t3 values (1)|
call bug5963_2(1)|
call bug5963_2(1)|
drop procedure bug5963_2|
drop table t3|
#
# BUG#NNNN: New bug synopsis
#