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Kirill Smelkov
mariadb
Commits
27c67fbf
Commit
27c67fbf
authored
Jun 20, 2003
by
hf@deer.(none)
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Fix for bug #666 (Nice number, yeah?)
parent
10c81fb5
Changes
1
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1 changed file
with
21 additions
and
12 deletions
+21
-12
sql/item_strfunc.cc
sql/item_strfunc.cc
+21
-12
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sql/item_strfunc.cc
View file @
27c67fbf
...
...
@@ -1539,37 +1539,46 @@ void Item_func_elt::update_used_tables()
double
Item_func_elt
::
val
()
{
uint
tmp
;
null_value
=
1
;
if
((
tmp
=
(
uint
)
item
->
val_int
())
==
0
||
tmp
>
arg_count
)
{
null_value
=
1
;
return
0.0
;
}
double
result
=
args
[
tmp
-
1
]
->
val
();
if
(
args
[
tmp
-
1
]
->
is_null
())
return
0.0
;
null_value
=
0
;
return
args
[
tmp
-
1
]
->
val
()
;
return
result
;
}
longlong
Item_func_elt
::
val_int
()
{
uint
tmp
;
null_value
=
1
;
if
((
tmp
=
(
uint
)
item
->
val_int
())
==
0
||
tmp
>
arg_count
)
{
null_value
=
1
;
return
0
;
}
int
result
=
args
[
tmp
-
1
]
->
val_int
();
if
(
args
[
tmp
-
1
]
->
is_null
())
return
0
;
null_value
=
0
;
return
args
[
tmp
-
1
]
->
val_int
()
;
return
result
;
}
String
*
Item_func_elt
::
val_str
(
String
*
str
)
{
uint
tmp
;
null_value
=
1
;
if
((
tmp
=
(
uint
)
item
->
val_int
())
==
0
||
tmp
>
arg_count
)
{
null_value
=
1
;
return
NULL
;
}
String
*
result
=
args
[
tmp
-
1
]
->
val_str
(
str
);
if
(
args
[
tmp
-
1
]
->
is_null
())
return
NULL
;
null_value
=
0
;
return
args
[
tmp
-
1
]
->
val_str
(
str
)
;
return
result
;
}
...
...
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