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nexedi
MariaDB
Commits
c2780e12
Commit
c2780e12
authored
Dec 03, 2004
by
unknown
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Merge sanja.is.com.ua:/home/bell/mysql/bk/mysql-4.1
into sanja.is.com.ua:/home/bell/mysql/bk/work-qc-4.1
parents
67aec82f
8127cea5
Changes
3
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Showing
3 changed files
with
16 additions
and
3 deletions
+16
-3
mysql-test/r/subselect.result
mysql-test/r/subselect.result
+5
-0
mysql-test/t/subselect.test
mysql-test/t/subselect.test
+8
-0
sql/item.h
sql/item.h
+3
-3
No files found.
mysql-test/r/subselect.result
View file @
c2780e12
...
@@ -2005,3 +2005,8 @@ explain select a from t1 where c=2;
...
@@ -2005,3 +2005,8 @@ explain select a from t1 where c=2;
id select_type table type possible_keys key key_len ref rows Extra
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 3 Using where
1 SIMPLE t1 ALL NULL NULL NULL NULL 3 Using where
drop table t1;
drop table t1;
create table t1 (s1 int,s2 int);
insert into t1 values (20,15);
select * from t1 where (('a',null) <=> (select 'a',s2 from t1 where s1 = 0));
s1 s2
drop table t1;
mysql-test/t/subselect.test
View file @
c2780e12
...
@@ -1301,3 +1301,11 @@ explain select a from t1 where c=2;
...
@@ -1301,3 +1301,11 @@ explain select a from t1 where c=2;
do
@
a
:=
(
select
sum
(
a
)
from
t1
where
b
>
@
b
);
do
@
a
:=
(
select
sum
(
a
)
from
t1
where
b
>
@
b
);
explain
select
a
from
t1
where
c
=
2
;
explain
select
a
from
t1
where
c
=
2
;
drop
table
t1
;
drop
table
t1
;
#
# Equal operation under row and empty subquery
#
create
table
t1
(
s1
int
,
s2
int
);
insert
into
t1
values
(
20
,
15
);
select
*
from
t1
where
((
'a'
,
null
)
<=>
(
select
'a'
,
s2
from
t1
where
s1
=
0
));
drop
table
t1
;
sql/item.h
View file @
c2780e12
...
@@ -1127,7 +1127,7 @@ class Item_cache_int: public Item_cache
...
@@ -1127,7 +1127,7 @@ class Item_cache_int: public Item_cache
{
{
longlong
value
;
longlong
value
;
public:
public:
Item_cache_int
()
:
Item_cache
()
{}
Item_cache_int
()
:
Item_cache
()
,
value
(
0
)
{}
void
store
(
Item
*
item
);
void
store
(
Item
*
item
);
double
val
()
{
DBUG_ASSERT
(
fixed
==
1
);
return
(
double
)
value
;
}
double
val
()
{
DBUG_ASSERT
(
fixed
==
1
);
return
(
double
)
value
;
}
...
@@ -1145,7 +1145,7 @@ class Item_cache_real: public Item_cache
...
@@ -1145,7 +1145,7 @@ class Item_cache_real: public Item_cache
{
{
double
value
;
double
value
;
public:
public:
Item_cache_real
()
:
Item_cache
()
{}
Item_cache_real
()
:
Item_cache
()
,
value
(
0
)
{}
void
store
(
Item
*
item
);
void
store
(
Item
*
item
);
double
val
()
{
DBUG_ASSERT
(
fixed
==
1
);
return
value
;
}
double
val
()
{
DBUG_ASSERT
(
fixed
==
1
);
return
value
;
}
...
@@ -1167,7 +1167,7 @@ class Item_cache_str: public Item_cache
...
@@ -1167,7 +1167,7 @@ class Item_cache_str: public Item_cache
char
buffer
[
80
];
char
buffer
[
80
];
String
*
value
,
value_buff
;
String
*
value
,
value_buff
;
public:
public:
Item_cache_str
()
:
Item_cache
()
{
}
Item_cache_str
()
:
Item_cache
()
,
value
(
0
)
{
}
void
store
(
Item
*
item
);
void
store
(
Item
*
item
);
double
val
();
double
val
();
...
...
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