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Kirill Smelkov
mariadb
Commits
56d00512
Commit
56d00512
authored
Feb 14, 2006
by
unknown
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Merge epotemkin@bk-internal.mysql.com:/home/bk/mysql-5.0
into moonbone.local:/work/16272-bug-5.0-mysql
parents
c033d138
315a4613
Changes
3
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3 changed files
with
17 additions
and
1 deletion
+17
-1
mysql-test/r/func_if.result
mysql-test/r/func_if.result
+7
-0
mysql-test/t/func_if.test
mysql-test/t/func_if.test
+8
-0
sql/item_cmpfunc.cc
sql/item_cmpfunc.cc
+2
-1
No files found.
mysql-test/r/func_if.result
View file @
56d00512
...
...
@@ -121,3 +121,10 @@ a NULLIF(a,'')
NULL NULL
NULL
DROP TABLE t1;
create table t1 (f1 int, f2 int);
insert into t1 values(1,1),(0,0);
select f1, f2, if(f1, 40.0, 5.00) from t1 group by f1 order by f2;
f1 f2 if(f1, 40.0, 5.00)
0 0 5.00
1 1 40.00
drop table t1;
mysql-test/t/func_if.test
View file @
56d00512
...
...
@@ -89,3 +89,11 @@ SELECT a, NULLIF(a,'') FROM t1 WHERE NULLIF(a,'') IS NULL;
DROP
TABLE
t1
;
# End of 4.1 tests
#
# Bug #16272 IF function with decimal args can produce wrong result
#
create
table
t1
(
f1
int
,
f2
int
);
insert
into
t1
values
(
1
,
1
),(
0
,
0
);
select
f1
,
f2
,
if
(
f1
,
40.0
,
5.00
)
from
t1
group
by
f1
order
by
f2
;
drop
table
t1
;
sql/item_cmpfunc.cc
View file @
56d00512
...
...
@@ -1383,7 +1383,8 @@ Item_func_if::fix_length_and_dec()
max_length
=
(
cached_result_type
==
DECIMAL_RESULT
||
cached_result_type
==
INT_RESULT
)
?
(
max
(
args
[
1
]
->
max_length
-
args
[
1
]
->
decimals
,
args
[
2
]
->
max_length
-
args
[
2
]
->
decimals
)
+
decimals
)
:
args
[
2
]
->
max_length
-
args
[
2
]
->
decimals
)
+
decimals
+
(
unsigned_flag
?
0
:
1
)
)
:
max
(
args
[
1
]
->
max_length
,
args
[
2
]
->
max_length
);
}
...
...
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