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nexedi
MariaDB
Commits
99892b64
Commit
99892b64
authored
Dec 14, 2005
by
unknown
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Merge jamppa@bk-internal.mysql.com:/home/bk/mysql-5.0
into a193-229-222-105.elisa-laajakaista.fi:/home/my/bk/mysql-5.0
parents
c42f4db0
27970ee7
Changes
3
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3 changed files
with
21 additions
and
3 deletions
+21
-3
mysql-test/r/select.result
mysql-test/r/select.result
+8
-0
mysql-test/t/select.test
mysql-test/t/select.test
+10
-0
sql/item_cmpfunc.h
sql/item_cmpfunc.h
+3
-3
No files found.
mysql-test/r/select.result
View file @
99892b64
...
@@ -3337,3 +3337,11 @@ id select_type table type possible_keys key key_len ref rows Extra
...
@@ -3337,3 +3337,11 @@ id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t2 const PRIMARY PRIMARY 4 const 1 Using index
1 SIMPLE t2 const PRIMARY PRIMARY 4 const 1 Using index
1 SIMPLE t3 const PRIMARY PRIMARY 8 const,const 1
1 SIMPLE t3 const PRIMARY PRIMARY 8 const,const 1
DROP TABLE t1,t2,t3;
DROP TABLE t1,t2,t3;
create table t1(f1 char, f2 char not null);
insert into t1 values(null,'a');
create table t2 (f2 char not null);
insert into t2 values('b');
select * from t1 left join t2 on f1=t2.f2 where t1.f2='a';
f1 f2 f2
NULL a NULL
drop table t1,t2;
mysql-test/t/select.test
View file @
99892b64
...
@@ -2805,3 +2805,13 @@ EXPLAIN SELECT t2.key_a,foo
...
@@ -2805,3 +2805,13 @@ EXPLAIN SELECT t2.key_a,foo
WHERE
t2
.
key_a
=
2
and
key_b
=
5
;
WHERE
t2
.
key_a
=
2
and
key_b
=
5
;
DROP
TABLE
t1
,
t2
,
t3
;
DROP
TABLE
t1
,
t2
,
t3
;
#
# Bug#15268 Unchecked null value caused server crash
#
create
table
t1
(
f1
char
,
f2
char
not
null
);
insert
into
t1
values
(
null
,
'a'
);
create
table
t2
(
f2
char
not
null
);
insert
into
t2
values
(
'b'
);
select
*
from
t1
left
join
t2
on
f1
=
t2
.
f2
where
t1
.
f2
=
'a'
;
drop
table
t1
,
t2
;
sql/item_cmpfunc.h
View file @
99892b64
...
@@ -723,9 +723,9 @@ class cmp_item_sort_string :public cmp_item_string
...
@@ -723,9 +723,9 @@ class cmp_item_sort_string :public cmp_item_string
{
{
char
buff
[
STRING_BUFFER_USUAL_SIZE
];
char
buff
[
STRING_BUFFER_USUAL_SIZE
];
String
tmp
(
buff
,
sizeof
(
buff
),
cmp_charset
),
*
res
;
String
tmp
(
buff
,
sizeof
(
buff
),
cmp_charset
),
*
res
;
if
(
!
(
res
=
arg
->
val_str
(
&
tmp
)))
res
=
arg
->
val_str
(
&
tmp
);
return
1
;
/* Can't be right */
return
(
value_res
?
(
res
?
sortcmp
(
value_res
,
res
,
cmp_charset
)
:
1
)
:
return
sortcmp
(
value_res
,
res
,
cmp_charset
);
(
res
?
-
1
:
0
)
);
}
}
int
compare
(
cmp_item
*
c
)
int
compare
(
cmp_item
*
c
)
{
{
...
...
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