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nexedi
MariaDB
Commits
df081a3a
Commit
df081a3a
authored
17 years ago
by
evgen@moonbone.local
Browse files
Options
Browse Files
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Merge moonbone.local:/mnt/gentoo64/work/bk-trees/mysql-5.0-opt
into moonbone.local:/mnt/gentoo64/work/test-5.1-opt-mysql
parents
e86643ec
efb13e1b
Changes
9
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9 changed files
with
430 additions
and
77 deletions
+430
-77
mysql-test/r/func_in.result
mysql-test/r/func_in.result
+1
-0
mysql-test/r/insert_update.result
mysql-test/r/insert_update.result
+22
-0
mysql-test/r/type_datetime.result
mysql-test/r/type_datetime.result
+52
-0
mysql-test/t/insert_update.test
mysql-test/t/insert_update.test
+17
-0
mysql-test/t/type_datetime.test
mysql-test/t/type_datetime.test
+21
-0
sql/item_cmpfunc.cc
sql/item_cmpfunc.cc
+209
-50
sql/item_cmpfunc.h
sql/item_cmpfunc.h
+106
-26
sql/item_func.cc
sql/item_func.cc
+1
-1
sql/item_func.h
sql/item_func.h
+1
-0
No files found.
mysql-test/r/func_in.result
View file @
df081a3a
...
...
@@ -474,6 +474,7 @@ CREATE TABLE t4 (a DATE);
INSERT INTO t4 VALUES ('1972-02-06'), ('1972-07-29');
SELECT * FROM t4 WHERE a IN ('1972-02-06','19772-07-29');
a
1972-02-06
Warnings:
Warning 1292 Incorrect date value: '19772-07-29' for column 'a' at row 1
DROP TABLE t1,t2,t3,t4;
...
...
This diff is collapsed.
Click to expand it.
mysql-test/r/insert_update.result
View file @
df081a3a
...
...
@@ -336,3 +336,25 @@ id f1
0 test1
DROP TABLE t1;
SET SQL_MODE='';
CREATE TABLE t1 (
id INT AUTO_INCREMENT PRIMARY KEY,
c1 CHAR(1) UNIQUE KEY,
cnt INT DEFAULT 1
);
INSERT INTO t1 (c1) VALUES ('A'), ('B'), ('C');
SELECT * FROM t1;
id c1 cnt
1 A 1
2 B 1
3 C 1
INSERT INTO t1 (c1) VALUES ('A'), ('X'), ('Y'), ('Z')
ON DUPLICATE KEY UPDATE cnt=cnt+1;
SELECT * FROM t1;
id c1 cnt
1 A 2
2 B 1
3 C 1
4 X 1
5 Y 1
6 Z 1
DROP TABLE t1;
This diff is collapsed.
Click to expand it.
mysql-test/r/type_datetime.result
View file @
df081a3a
...
...
@@ -264,6 +264,52 @@ f2
SELECT 1 from dual where NOW() BETWEEN CURRENT_DATE() - INTERVAL 1 DAY AND CURRENT_DATE();
1
drop table t1;
create table t1 (f1 date);
insert into t1 values('01-01-01'),('01-01-02'),('01-01-03');
select * from t1 where f1 in ('01-01-01','2001-01-02','2001-01-03 00:00:00');
f1
2001-01-01
2001-01-02
2001-01-03
create table t2(f2 datetime);
insert into t2 values('01-01-01 00:00:00'),('01-02-03 12:34:56'),('02-04-06 11:22:33');
select * from t2 where f2 in ('01-01-01','01-02-03 12:34:56','01-02-03');
f2
2001-01-01 00:00:00
2001-02-03 12:34:56
select * from t1,t2 where '01-01-02' in (f1, cast(f2 as date));
f1 f2
2001-01-02 2001-01-01 00:00:00
2001-01-02 2001-02-03 12:34:56
2001-01-02 2002-04-06 11:22:33
select * from t1,t2 where '01-01-01' in (f1, '01-02-03');
f1 f2
2001-01-01 2001-01-01 00:00:00
2001-01-01 2001-02-03 12:34:56
2001-01-01 2002-04-06 11:22:33
select * from t1,t2 where if(1,'01-02-03 12:34:56','') in (f1, f2);
f1 f2
2001-01-01 2001-02-03 12:34:56
2001-01-02 2001-02-03 12:34:56
2001-01-03 2001-02-03 12:34:56
create table t3(f3 varchar(20));
insert into t3 select * from t2;
select * from t2,t3 where f2 in (f3,'03-04-05');
f2 f3
2001-01-01 00:00:00 2001-01-01 00:00:00
2001-02-03 12:34:56 2001-02-03 12:34:56
2002-04-06 11:22:33 2002-04-06 11:22:33
select f1,f2,f3 from t1,t2,t3 where (f1,'1') in ((f2,'1'),(f3,'1'));
f1 f2 f3
2001-01-01 2001-01-01 00:00:00 2001-01-01 00:00:00
2001-01-01 2001-02-03 12:34:56 2001-01-01 00:00:00
2001-01-01 2002-04-06 11:22:33 2001-01-01 00:00:00
2001-01-01 2001-01-01 00:00:00 2001-02-03 12:34:56
2001-01-01 2001-01-01 00:00:00 2002-04-06 11:22:33
select f1 from t1 where ('1',f1) in (('1','01-01-01'),('1','2001-1-1 0:0:0'),('1','02-02-02'));
f1
2001-01-01
drop table t1,t2,t3;
select least(cast('01-01-01' as date), '01-01-02');
least(cast('01-01-01' as date), '01-01-02')
2001-01-01
...
...
@@ -279,6 +325,12 @@ greatest(cast('01-01-01' as date), '01-01-02') + 0
select least(cast('01-01-01' as datetime), '01-01-02') + 0;
least(cast('01-01-01' as datetime), '01-01-02') + 0
20010101000000
select cast(least(cast('01-01-01' as datetime), '01-01-02') as signed);
cast(least(cast('01-01-01' as datetime), '01-01-02') as signed)
20010101000000
select cast(least(cast('01-01-01' as datetime), '01-01-02') as decimal);
cast(least(cast('01-01-01' as datetime), '01-01-02') as decimal)
20010101000000.00
DROP PROCEDURE IF EXISTS test27759 ;
CREATE PROCEDURE test27759()
BEGIN
...
...
This diff is collapsed.
Click to expand it.
mysql-test/t/insert_update.test
View file @
df081a3a
...
...
@@ -247,3 +247,20 @@ REPLACE INTO t1 VALUES (0,"test1",null);
SELECT
id
,
f1
FROM
t1
;
DROP
TABLE
t1
;
SET
SQL_MODE
=
''
;
#
# Bug#27954: multi-row INSERT ... ON DUPLICATE with duplicated
# row at the first place into table with AUTO_INCREMENT and
# additional UNIQUE key.
#
CREATE
TABLE
t1
(
id
INT
AUTO_INCREMENT
PRIMARY
KEY
,
c1
CHAR
(
1
)
UNIQUE
KEY
,
cnt
INT
DEFAULT
1
);
INSERT
INTO
t1
(
c1
)
VALUES
(
'A'
),
(
'B'
),
(
'C'
);
SELECT
*
FROM
t1
;
INSERT
INTO
t1
(
c1
)
VALUES
(
'A'
),
(
'X'
),
(
'Y'
),
(
'Z'
)
ON
DUPLICATE
KEY
UPDATE
cnt
=
cnt
+
1
;
SELECT
*
FROM
t1
;
DROP
TABLE
t1
;
This diff is collapsed.
Click to expand it.
mysql-test/t/type_datetime.test
View file @
df081a3a
...
...
@@ -179,6 +179,25 @@ select f2 from t1 where DATE(f2) between "2001-4-15" AND "01-4-15";
SELECT
1
from
dual
where
NOW
()
BETWEEN
CURRENT_DATE
()
-
INTERVAL
1
DAY
AND
CURRENT_DATE
();
drop
table
t1
;
#
# Bug#28133: Wrong DATE/DATETIME comparison in IN() function.
#
create
table
t1
(
f1
date
);
insert
into
t1
values
(
'01-01-01'
),(
'01-01-02'
),(
'01-01-03'
);
select
*
from
t1
where
f1
in
(
'01-01-01'
,
'2001-01-02'
,
'2001-01-03 00:00:00'
);
create
table
t2
(
f2
datetime
);
insert
into
t2
values
(
'01-01-01 00:00:00'
),(
'01-02-03 12:34:56'
),(
'02-04-06 11:22:33'
);
select
*
from
t2
where
f2
in
(
'01-01-01'
,
'01-02-03 12:34:56'
,
'01-02-03'
);
select
*
from
t1
,
t2
where
'01-01-02'
in
(
f1
,
cast
(
f2
as
date
));
select
*
from
t1
,
t2
where
'01-01-01'
in
(
f1
,
'01-02-03'
);
select
*
from
t1
,
t2
where
if
(
1
,
'01-02-03 12:34:56'
,
''
)
in
(
f1
,
f2
);
create
table
t3
(
f3
varchar
(
20
));
insert
into
t3
select
*
from
t2
;
select
*
from
t2
,
t3
where
f2
in
(
f3
,
'03-04-05'
);
select
f1
,
f2
,
f3
from
t1
,
t2
,
t3
where
(
f1
,
'1'
)
in
((
f2
,
'1'
),(
f3
,
'1'
));
select
f1
from
t1
where
(
'1'
,
f1
)
in
((
'1'
,
'01-01-01'
),(
'1'
,
'2001-1-1 0:0:0'
),(
'1'
,
'02-02-02'
));
drop
table
t1
,
t2
,
t3
;
#
# Bug#27759: Wrong DATE/DATETIME comparison in LEAST()/GREATEST() functions.
#
...
...
@@ -187,6 +206,8 @@ select greatest(cast('01-01-01' as date), '01-01-02');
select
least
(
cast
(
'01-01-01'
as
date
),
'01-01-02'
)
+
0
;
select
greatest
(
cast
(
'01-01-01'
as
date
),
'01-01-02'
)
+
0
;
select
least
(
cast
(
'01-01-01'
as
datetime
),
'01-01-02'
)
+
0
;
select
cast
(
least
(
cast
(
'01-01-01'
as
datetime
),
'01-01-02'
)
as
signed
);
select
cast
(
least
(
cast
(
'01-01-01'
as
datetime
),
'01-01-02'
)
as
decimal
);
--
disable_warnings
DROP
PROCEDURE
IF
EXISTS
test27759
;
--
enable_warnings
...
...
This diff is collapsed.
Click to expand it.
sql/item_cmpfunc.cc
View file @
df081a3a
...
...
@@ -2830,7 +2830,6 @@ in_row::in_row(uint elements, Item * item)
base
=
(
char
*
)
new
cmp_item_row
[
count
=
elements
];
size
=
sizeof
(
cmp_item_row
);
compare
=
(
qsort2_cmp
)
cmp_row
;
tmp
.
store_value
(
item
);
/*
We need to reset these as otherwise we will call sort() with
uninitialized (even if not used) elements
...
...
@@ -2882,6 +2881,27 @@ byte *in_longlong::get_value(Item *item)
return
(
byte
*
)
&
tmp
;
}
void
in_datetime
::
set
(
uint
pos
,
Item
*
item
)
{
Item
**
tmp
=
&
item
;
bool
is_null
;
struct
packed_longlong
*
buff
=
&
((
packed_longlong
*
)
base
)[
pos
];
buff
->
val
=
get_datetime_value
(
thd
,
&
tmp
,
0
,
warn_item
,
&
is_null
);
buff
->
unsigned_flag
=
1L
;
}
byte
*
in_datetime
::
get_value
(
Item
*
item
)
{
bool
is_null
;
Item
**
tmp_item
=
lval_cache
?
&
lval_cache
:
&
item
;
tmp
.
val
=
get_datetime_value
(
thd
,
&
tmp_item
,
&
lval_cache
,
warn_item
,
&
is_null
);
if
(
item
->
null_value
)
return
0
;
tmp
.
unsigned_flag
=
1L
;
return
(
byte
*
)
&
tmp
;
}
in_double
::
in_double
(
uint
elements
)
:
in_vector
(
elements
,
sizeof
(
double
),(
qsort2_cmp
)
cmp_double
,
0
)
{}
...
...
@@ -2986,12 +3006,18 @@ cmp_item_row::~cmp_item_row()
}
void
cmp_item_row
::
alloc_comparators
()
{
if
(
!
comparators
)
comparators
=
(
cmp_item
**
)
current_thd
->
calloc
(
sizeof
(
cmp_item
*
)
*
n
);
}
void
cmp_item_row
::
store_value
(
Item
*
item
)
{
DBUG_ENTER
(
"cmp_item_row::store_value"
);
n
=
item
->
cols
();
if
(
!
comparators
)
comparators
=
(
cmp_item
**
)
current_thd
->
calloc
(
sizeof
(
cmp_item
*
)
*
n
);
alloc_comparators
();
if
(
comparators
)
{
item
->
bring_value
();
...
...
@@ -3103,6 +3129,36 @@ cmp_item* cmp_item_decimal::make_same()
}
void
cmp_item_datetime
::
store_value
(
Item
*
item
)
{
bool
is_null
;
Item
**
tmp_item
=
lval_cache
?
&
lval_cache
:
&
item
;
value
=
get_datetime_value
(
thd
,
&
tmp_item
,
&
lval_cache
,
warn_item
,
&
is_null
);
}
int
cmp_item_datetime
::
cmp
(
Item
*
arg
)
{
bool
is_null
;
Item
**
tmp_item
=
&
arg
;
return
value
!=
get_datetime_value
(
thd
,
&
tmp_item
,
0
,
warn_item
,
&
is_null
);
}
int
cmp_item_datetime
::
compare
(
cmp_item
*
ci
)
{
cmp_item_datetime
*
l_cmp
=
(
cmp_item_datetime
*
)
ci
;
return
(
value
<
l_cmp
->
value
)
?
-
1
:
((
value
==
l_cmp
->
value
)
?
0
:
1
);
}
cmp_item
*
cmp_item_datetime
::
make_same
()
{
return
new
cmp_item_datetime
(
warn_item
);
}
bool
Item_func_in
::
nulls_in_row
()
{
Item
**
arg
,
**
arg_end
;
...
...
@@ -3178,12 +3234,10 @@ void Item_func_in::fix_length_and_dec()
Item
**
arg
,
**
arg_end
;
bool
const_itm
=
1
;
THD
*
thd
=
current_thd
;
uint
found_types
=
0
;
uint
type_cnt
=
0
,
i
;
Item_result
cmp_type
=
STRING_RESULT
;
left_result_type
=
args
[
0
]
->
result_type
();
if
(
!
(
found_types
=
collect_cmp_types
(
args
,
arg_count
)))
return
;
bool
datetime_found
=
FALSE
;
/* TRUE <=> arguments values will be compared as DATETIMEs. */
bool
compare_as_datetime
=
FALSE
;
Item
*
date_arg
=
0
;
for
(
arg
=
args
+
1
,
arg_end
=
args
+
arg_count
;
arg
!=
arg_end
;
arg
++
)
{
...
...
@@ -3193,6 +3247,87 @@ void Item_func_in::fix_length_and_dec()
break
;
}
}
/*
When comparing rows create the row comparator object beforehand to ease
the DATETIME comparison detection procedure.
*/
if
(
cmp_type
==
ROW_RESULT
)
{
cmp_item_row
*
cmp
=
0
;
if
(
const_itm
&&
!
nulls_in_row
())
{
array
=
new
in_row
(
arg_count
-
1
,
0
);
cmp
=
&
((
in_row
*
)
array
)
->
tmp
;
}
else
{
if
(
!
(
cmp
=
new
cmp_item_row
))
return
;
in_item
=
cmp
;
}
cmp
->
n
=
args
[
0
]
->
cols
();
cmp
->
alloc_comparators
();
}
/* All DATE/DATETIME fields/functions has the STRING result type. */
if
(
cmp_type
==
STRING_RESULT
||
cmp_type
==
ROW_RESULT
)
{
uint
col
,
cols
=
args
[
0
]
->
cols
();
for
(
col
=
0
;
col
<
cols
;
col
++
)
{
bool
skip_column
=
FALSE
;
/*
Check that all items to be compared has the STRING result type and at
least one of them is a DATE/DATETIME item.
*/
for
(
arg
=
args
,
arg_end
=
args
+
arg_count
;
arg
!=
arg_end
;
arg
++
)
{
Item
*
itm
=
((
cmp_type
==
STRING_RESULT
)
?
arg
[
0
]
:
arg
[
0
]
->
element_index
(
col
));
if
(
itm
->
result_type
()
!=
STRING_RESULT
)
{
skip_column
=
TRUE
;
break
;
}
else
if
(
itm
->
is_datetime
())
{
datetime_found
=
TRUE
;
/*
Internally all DATE/DATETIME values are converted to the DATETIME
type. So try to find a DATETIME item to issue correct warnings.
*/
if
(
!
date_arg
)
date_arg
=
itm
;
else
if
(
itm
->
field_type
()
==
MYSQL_TYPE_DATETIME
)
{
date_arg
=
itm
;
/* All arguments are already checked to have the STRING result. */
if
(
cmp_type
==
STRING_RESULT
)
break
;
}
}
}
if
(
skip_column
)
continue
;
if
(
datetime_found
)
{
if
(
cmp_type
==
ROW_RESULT
)
{
cmp_item
**
cmp
=
0
;
if
(
array
)
cmp
=
((
in_row
*
)
array
)
->
tmp
.
comparators
+
col
;
else
cmp
=
((
cmp_item_row
*
)
in_item
)
->
comparators
+
col
;
*
cmp
=
new
cmp_item_datetime
(
date_arg
);
/* Reset variables for the next column. */
date_arg
=
0
;
datetime_found
=
FALSE
;
}
else
compare_as_datetime
=
TRUE
;
}
}
}
for
(
i
=
0
;
i
<=
(
uint
)
DECIMAL_RESULT
;
i
++
)
{
if
(
found_types
&
1
<<
i
)
...
...
@@ -3215,10 +3350,14 @@ void Item_func_in::fix_length_and_dec()
they can't be processed as static
*/
if
(
type_cnt
==
1
&&
const_itm
&&
!
nulls_in_row
())
{
if
(
compare_as_datetime
)
array
=
new
in_datetime
(
date_arg
,
arg_count
-
1
);
else
{
/*
IN must compare INT/DATE/DATETIME/TIMESTAMP columns and constants
as int values (the same
way as equality does).
IN must compare INT columns and constants as int values (the same
way as equality does).
So we must check here if the column on the left and all the constant
values on the right can be compared as integers and adjust the
comparison type accordingly.
...
...
@@ -3243,17 +3382,22 @@ void Item_func_in::fix_length_and_dec()
}
switch
(
cmp_type
)
{
case
STRING_RESULT
:
array
=
new
in_string
(
arg_count
-
1
,(
qsort2_cmp
)
srtcmp_in
,
array
=
new
in_string
(
arg_count
-
1
,(
qsort2_cmp
)
srtcmp_in
,
cmp_collation
.
collation
);
break
;
case
INT_RESULT
:
array
=
new
in_longlong
(
arg_count
-
1
);
array
=
new
in_longlong
(
arg_count
-
1
);
break
;
case
REAL_RESULT
:
array
=
new
in_double
(
arg_count
-
1
);
array
=
new
in_double
(
arg_count
-
1
);
break
;
case
ROW_RESULT
:
array
=
new
in_row
(
arg_count
-
1
,
args
[
0
]);
/*
The row comparator was created at the beginning but only DATETIME
items comparators were initialized. Call store_value() to setup
others.
*/
((
in_row
*
)
array
)
->
tmp
.
store_value
(
args
[
0
]);
break
;
case
DECIMAL_RESULT
:
array
=
new
in_decimal
(
arg_count
-
1
);
...
...
@@ -3262,6 +3406,7 @@ void Item_func_in::fix_length_and_dec()
DBUG_ASSERT
(
0
);
return
;
}
}
if
(
array
&&
!
(
thd
->
is_fatal_error
))
// If not EOM
{
uint
j
=
0
;
...
...
@@ -3278,6 +3423,19 @@ void Item_func_in::fix_length_and_dec()
}
}
else
{
if
(
in_item
)
{
/*
The row comparator was created at the beginning but only DATETIME
items comparators were initialized. Call store_value() to setup
others.
*/
in_item
->
store_value
(
args
[
0
]);
}
else
if
(
compare_as_datetime
)
in_item
=
new
cmp_item_datetime
(
date_arg
);
else
{
for
(
i
=
0
;
i
<=
(
uint
)
DECIMAL_RESULT
;
i
++
)
{
...
...
@@ -3293,6 +3451,7 @@ void Item_func_in::fix_length_and_dec()
}
}
}
}
max_length
=
1
;
}
...
...
This diff is collapsed.
Click to expand it.
sql/item_cmpfunc.h
View file @
df081a3a
...
...
@@ -798,6 +798,7 @@ class in_string :public in_vector
class
in_longlong
:
public
in_vector
{
protected:
/*
Here we declare a temporary variable (tmp) of the same type as the
elements of this vector. tmp is used in finding if a given value is in
...
...
@@ -832,6 +833,30 @@ class in_longlong :public in_vector
friend
int
cmp_longlong
(
void
*
cmp_arg
,
packed_longlong
*
a
,
packed_longlong
*
b
);
};
/*
Class to represent a vector of constant DATE/DATETIME values.
Values are obtained with help of the get_datetime_value() function.
If the left item is a constant one then its value is cached in the
lval_cache variable.
*/
class
in_datetime
:
public
in_longlong
{
public:
THD
*
thd
;
/* An item used to issue warnings. */
Item
*
warn_item
;
/* Cache for the left item. */
Item
*
lval_cache
;
in_datetime
(
Item
*
warn_item_arg
,
uint
elements
)
:
in_longlong
(
elements
),
thd
(
current_thd
),
warn_item
(
warn_item_arg
),
lval_cache
(
0
)
{};
void
set
(
uint
pos
,
Item
*
item
);
byte
*
get_value
(
Item
*
item
);
friend
int
cmp_longlong
(
void
*
cmp_arg
,
packed_longlong
*
a
,
packed_longlong
*
b
);
};
class
in_double
:
public
in_vector
{
double
tmp
;
...
...
@@ -964,6 +989,30 @@ class cmp_item_int :public cmp_item
cmp_item
*
make_same
();
};
/*
Compare items in the DATETIME context.
Values are obtained with help of the get_datetime_value() function.
If the left item is a constant one then its value is cached in the
lval_cache variable.
*/
class
cmp_item_datetime
:
public
cmp_item
{
ulonglong
value
;
public:
THD
*
thd
;
/* Item used for issuing warnings. */
Item
*
warn_item
;
/* Cache for the left item. */
Item
*
lval_cache
;
cmp_item_datetime
(
Item
*
warn_item_arg
)
:
thd
(
current_thd
),
warn_item
(
warn_item_arg
),
lval_cache
(
0
)
{}
void
store_value
(
Item
*
item
);
int
cmp
(
Item
*
arg
);
int
compare
(
cmp_item
*
ci
);
cmp_item
*
make_same
();
};
class
cmp_item_real
:
public
cmp_item
{
double
value
;
...
...
@@ -998,32 +1047,6 @@ class cmp_item_decimal :public cmp_item
};
class
cmp_item_row
:
public
cmp_item
{
cmp_item
**
comparators
;
uint
n
;
public:
cmp_item_row
()
:
comparators
(
0
),
n
(
0
)
{}
~
cmp_item_row
();
void
store_value
(
Item
*
item
);
int
cmp
(
Item
*
arg
);
int
compare
(
cmp_item
*
arg
);
cmp_item
*
make_same
();
void
store_value_by_template
(
cmp_item
*
tmpl
,
Item
*
);
};
class
in_row
:
public
in_vector
{
cmp_item_row
tmp
;
public:
in_row
(
uint
elements
,
Item
*
);
~
in_row
();
void
set
(
uint
pos
,
Item
*
item
);
byte
*
get_value
(
Item
*
item
);
Item_result
result_type
()
{
return
ROW_RESULT
;
}
};
/*
cmp_item for optimized IN with row (right part string, which never
be changed)
...
...
@@ -1202,6 +1225,63 @@ class Item_func_in :public Item_func_opt_neg
bool
check_partition_func_processor
(
byte
*
int_arg
)
{
return
FALSE
;}
};
class
cmp_item_row
:
public
cmp_item
{
cmp_item
**
comparators
;
uint
n
;
public:
cmp_item_row
()
:
comparators
(
0
),
n
(
0
)
{}
~
cmp_item_row
();
void
store_value
(
Item
*
item
);
inline
void
alloc_comparators
();
int
cmp
(
Item
*
arg
);
int
compare
(
cmp_item
*
arg
);
cmp_item
*
make_same
();
void
store_value_by_template
(
cmp_item
*
tmpl
,
Item
*
);
friend
void
Item_func_in
::
fix_length_and_dec
();
};
class
in_row
:
public
in_vector
{
cmp_item_row
tmp
;
public:
in_row
(
uint
elements
,
Item
*
);
~
in_row
();
void
set
(
uint
pos
,
Item
*
item
);
byte
*
get_value
(
Item
*
item
);
friend
void
Item_func_in
::
fix_length_and_dec
();
Item_resul
result_type
()
{
return
ROW_RESULT
;
};
};
class
cmp_item_row
:
public
cmp_item
{
cmp_item
**
comparators
;
uint
n
;
public:
cmp_item_row
()
:
comparators
(
0
),
n
(
0
)
{}
~
cmp_item_row
();
void
store_value
(
Item
*
item
);
inline
void
alloc_comparators
();
int
cmp
(
Item
*
arg
);
int
compare
(
cmp_item
*
arg
);
cmp_item
*
make_same
();
void
store_value_by_template
(
cmp_item
*
tmpl
,
Item
*
);
friend
void
Item_func_in
::
fix_length_and_dec
();
};
class
in_row
:
public
in_vector
{
cmp_item_row
tmp
;
public:
in_row
(
uint
elements
,
Item
*
);
~
in_row
();
void
set
(
uint
pos
,
Item
*
item
);
byte
*
get_value
(
Item
*
item
);
friend
void
Item_func_in
::
fix_length_and_dec
();
};
/* Functions used by where clause */
class
Item_func_isnull
:
public
Item_bool_func
...
...
This diff is collapsed.
Click to expand it.
sql/item_func.cc
View file @
df081a3a
...
...
@@ -2344,7 +2344,7 @@ double Item_func_min_max::val_real()
double
value
=
0.0
;
if
(
compare_as_dates
)
{
ulonglong
result
;
ulonglong
result
=
0
;
(
void
)
cmp_datetimes
(
&
result
);
return
(
double
)
result
;
}
...
...
This diff is collapsed.
Click to expand it.
sql/item_func.h
View file @
df081a3a
...
...
@@ -724,6 +724,7 @@ class Item_func_min_max :public Item_func
my_decimal
*
val_decimal
(
my_decimal
*
);
void
fix_length_and_dec
();
enum
Item_result
result_type
()
const
{
return
cmp_type
;
}
bool
result_as_longlong
()
{
return
compare_as_dates
;
};
bool
check_partition_func_processor
(
byte
*
int_arg
)
{
return
FALSE
;}
uint
cmp_datetimes
(
ulonglong
*
value
);
};
...
...
This diff is collapsed.
Click to expand it.
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