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Commit f8839a70 authored by malff/marcsql@weblab.(none)'s avatar malff/marcsql@weblab.(none)
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Merge weblab.(none):/home/marcsql/TREE/mysql-5.0-base 

into  weblab.(none):/home/marcsql/TREE/mysql-5.0-rt-merge
parents 154f7f39 4e556b23
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Showing with 917 additions and 445 deletions
mysql-test/r/func_if.result
View file @ f8839a70
......@@ -128,3 +128,6 @@ f1 f2 if(f1, 40.0, 5.00)
0 0 5.00
1 1 40.00
drop table t1;
select if(0, 18446744073709551610, 18446744073709551610);
if(0, 18446744073709551610, 18446744073709551610)
18446744073709551610
mysql-test/r/sp-vars.result
View file @ f8839a70
......@@ -431,17 +431,17 @@ SELECT HEX(v10);
END|
CALL p1();
HEX(v1)
01
1
HEX(v2)
00
0
HEX(v3)
05
5
HEX(v4)
5555555555555555
HEX(v5)
07
7
HEX(v6)
0000000000000005
5
HEX(v7)
80
HEX(v8)
......@@ -748,12 +748,60 @@ HEX(b) b = 0 b = FALSE b IS FALSE b = 1 b = TRUE b IS TRUE
1 0 0 0 1 1 1
call p2();
HEX(vb) vb = 0 vb = FALSE vb IS FALSE vb = 1 vb = TRUE vb IS TRUE
00 1 1 1 0 0 0
0 1 1 1 0 0 0
HEX(vb) vb = 0 vb = FALSE vb IS FALSE vb = 1 vb = TRUE vb IS TRUE
01 0 0 1 1 1 0
1 0 0 0 1 1 1
DROP TABLE t1;
DROP PROCEDURE p1;
DROP PROCEDURE p2;
DROP TABLE IF EXISTS table_12976_a;
DROP TABLE IF EXISTS table_12976_b;
DROP PROCEDURE IF EXISTS proc_12976_a;
DROP PROCEDURE IF EXISTS proc_12976_b;
CREATE TABLE table_12976_a (val bit(1));
CREATE TABLE table_12976_b(
appname varchar(15),
emailperm bit not null default 1,
phoneperm bit not null default 0);
insert into table_12976_b values ('A', b'1', b'1'), ('B', b'0', b'0');
CREATE PROCEDURE proc_12976_a()
BEGIN
declare localvar bit(1);
SELECT val INTO localvar FROM table_12976_a;
SELECT coalesce(localvar, 1)+1, coalesce(val, 1)+1 FROM table_12976_a;
END||
CREATE PROCEDURE proc_12976_b(
name varchar(15),
out ep bit,
out msg varchar(10))
BEGIN
SELECT emailperm into ep FROM table_12976_b where (appname = name);
IF ep is true THEN
SET msg = 'True';
ELSE
SET msg = 'False';
END IF;
END||
INSERT table_12976_a VALUES (0);
call proc_12976_a();
coalesce(localvar, 1)+1 coalesce(val, 1)+1
1 1
UPDATE table_12976_a set val=1;
call proc_12976_a();
coalesce(localvar, 1)+1 coalesce(val, 1)+1
2 2
call proc_12976_b('A', @ep, @msg);
select @ep, @msg;
@ep @msg
1 True
call proc_12976_b('B', @ep, @msg);
select @ep, @msg;
@ep @msg
0 False
DROP TABLE table_12976_a;
DROP TABLE table_12976_b;
DROP PROCEDURE proc_12976_a;
DROP PROCEDURE proc_12976_b;
---------------------------------------------------------------
BUG#9572
......
mysql-test/r/subselect.result
View file @ f8839a70
......@@ -744,7 +744,7 @@ id select_type table type possible_keys key key_len ref rows Extra
3 DEPENDENT UNION NULL NULL NULL NULL NULL NULL NULL No tables used
NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL
Warnings:
Note 1003 select `test`.`t2`.`id` AS `id` from `test`.`t2` where <in_optimizer>(`test`.`t2`.`id`,<exists>(select 1 AS `1` having (<cache>(`test`.`t2`.`id`) = <ref_null_helper>(1)) union select 3 AS `3` having (<cache>(`test`.`t2`.`id`) = <ref_null_helper>(3))))
Note 1003 select `test`.`t2`.`id` AS `id` from `test`.`t2` where <in_optimizer>(`test`.`t2`.`id`,<exists>(select 1 AS `1` having trigcond((<cache>(`test`.`t2`.`id`) = <ref_null_helper>(1))) union select 3 AS `3` having trigcond((<cache>(`test`.`t2`.`id`) = <ref_null_helper>(3)))))
SELECT * FROM t2 WHERE id IN (SELECT 5 UNION SELECT 3);
id
SELECT * FROM t2 WHERE id IN (SELECT 5 UNION SELECT 2);
......@@ -892,7 +892,7 @@ id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 index NULL PRIMARY 4 NULL 4 Using index
2 DEPENDENT SUBQUERY t2 index_subquery a a 5 func 2 Using index
Warnings:
Note 1003 select `test`.`t1`.`a` AS `a`,<in_optimizer>(`test`.`t1`.`a`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`a`) in t2 on a checking NULL having <is_not_null_test>(`test`.`t2`.`a`)))) AS `t1.a in (select t2.a from t2)` from `test`.`t1`
Note 1003 select `test`.`t1`.`a` AS `a`,<in_optimizer>(`test`.`t1`.`a`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`a`) in t2 on a checking NULL))) AS `t1.a in (select t2.a from t2)` from `test`.`t1`
CREATE TABLE t3 (a int(11) default '0');
INSERT INTO t3 VALUES (1),(2),(3);
SELECT t1.a, t1.a in (select t2.a from t2,t3 where t3.a=t2.a) FROM t1;
......@@ -907,7 +907,7 @@ id select_type table type possible_keys key key_len ref rows Extra
2 DEPENDENT SUBQUERY t2 ref_or_null a a 5 func 2 Using where; Using index
2 DEPENDENT SUBQUERY t3 ALL NULL NULL NULL NULL 3 Using where
Warnings:
Note 1003 select `test`.`t1`.`a` AS `a`,<in_optimizer>(`test`.`t1`.`a`,<exists>(select 1 AS `Not_used` from `test`.`t2` join `test`.`t3` where ((`test`.`t3`.`a` = `test`.`t2`.`a`) and ((<cache>(`test`.`t1`.`a`) = `test`.`t2`.`a`) or isnull(`test`.`t2`.`a`))) having <is_not_null_test>(`test`.`t2`.`a`))) AS `t1.a in (select t2.a from t2,t3 where t3.a=t2.a)` from `test`.`t1`
Note 1003 select `test`.`t1`.`a` AS `a`,<in_optimizer>(`test`.`t1`.`a`,<exists>(select 1 AS `Not_used` from `test`.`t2` join `test`.`t3` where ((`test`.`t3`.`a` = `test`.`t2`.`a`) and trigcond(((<cache>(`test`.`t1`.`a`) = `test`.`t2`.`a`) or isnull(`test`.`t2`.`a`)))) having trigcond(<is_not_null_test>(`test`.`t2`.`a`)))) AS `t1.a in (select t2.a from t2,t3 where t3.a=t2.a)` from `test`.`t1`
drop table t1,t2,t3;
create table t1 (a float);
select 10.5 IN (SELECT * from t1 LIMIT 1);
......@@ -1305,7 +1305,7 @@ a
explain extended select * from t2 where t2.a in (select a from t1 where t1.b <> 30);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t2 index NULL PRIMARY 4 NULL 4 Using where; Using index
2 DEPENDENT SUBQUERY t1 unique_subquery PRIMARY PRIMARY 4 func 1 Using where
2 DEPENDENT SUBQUERY t1 unique_subquery PRIMARY PRIMARY 4 func 1 Using index; Using where
Warnings:
Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` where <in_optimizer>(`test`.`t2`.`a`,<exists>(<primary_index_lookup>(<cache>(`test`.`t2`.`a`) in t1 on PRIMARY where (`test`.`t1`.`b` <> 30))))
select * from t2 where t2.a in (select t1.a from t1,t3 where t1.b=t3.a);
......@@ -1462,27 +1462,27 @@ a3 1
explain extended select s1, s1 NOT IN (SELECT s1 FROM t2) from t1;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 index NULL s1 6 NULL 3 Using index
2 DEPENDENT SUBQUERY t2 index_subquery s1 s1 6 func 2 Using index; Full scan on NULL key
2 DEPENDENT SUBQUERY t2 index_subquery s1 s1 6 func 2 Using index
Warnings:
Note 1003 select `test`.`t1`.`s1` AS `s1`,(not(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL having trigcond(<is_not_null_test>(`test`.`t2`.`s1`))))))) AS `s1 NOT IN (SELECT s1 FROM t2)` from `test`.`t1`
Note 1003 select `test`.`t1`.`s1` AS `s1`,not(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL)))) AS `s1 NOT IN (SELECT s1 FROM t2)` from `test`.`t1`
explain extended select s1, s1 = ANY (SELECT s1 FROM t2) from t1;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 index NULL s1 6 NULL 3 Using index
2 DEPENDENT SUBQUERY t2 index_subquery s1 s1 6 func 2 Using index; Full scan on NULL key
2 DEPENDENT SUBQUERY t2 index_subquery s1 s1 6 func 2 Using index
Warnings:
Note 1003 select `test`.`t1`.`s1` AS `s1`,<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL having trigcond(<is_not_null_test>(`test`.`t2`.`s1`))))) AS `s1 = ANY (SELECT s1 FROM t2)` from `test`.`t1`
Note 1003 select `test`.`t1`.`s1` AS `s1`,<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL))) AS `s1 = ANY (SELECT s1 FROM t2)` from `test`.`t1`
explain extended select s1, s1 <> ALL (SELECT s1 FROM t2) from t1;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 index NULL s1 6 NULL 3 Using index
2 DEPENDENT SUBQUERY t2 index_subquery s1 s1 6 func 2 Using index; Full scan on NULL key
2 DEPENDENT SUBQUERY t2 index_subquery s1 s1 6 func 2 Using index
Warnings:
Note 1003 select `test`.`t1`.`s1` AS `s1`,(not(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL having trigcond(<is_not_null_test>(`test`.`t2`.`s1`))))))) AS `s1 <> ALL (SELECT s1 FROM t2)` from `test`.`t1`
Note 1003 select `test`.`t1`.`s1` AS `s1`,not(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL)))) AS `s1 <> ALL (SELECT s1 FROM t2)` from `test`.`t1`
explain extended select s1, s1 NOT IN (SELECT s1 FROM t2 WHERE s1 < 'a2') from t1;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 index NULL s1 6 NULL 3 Using index
2 DEPENDENT SUBQUERY t2 index_subquery s1 s1 6 func 2 Using index; Using where; Full scan on NULL key
2 DEPENDENT SUBQUERY t2 index_subquery s1 s1 6 func 2 Using index; Using where
Warnings:
Note 1003 select `test`.`t1`.`s1` AS `s1`,(not(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL where (`test`.`t2`.`s1` < _latin1'a2') having trigcond(<is_not_null_test>(`test`.`t2`.`s1`))))))) AS `s1 NOT IN (SELECT s1 FROM t2 WHERE s1 < 'a2')` from `test`.`t1`
Note 1003 select `test`.`t1`.`s1` AS `s1`,not(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL where (`test`.`t2`.`s1` < _latin1'a2'))))) AS `s1 NOT IN (SELECT s1 FROM t2 WHERE s1 < 'a2')` from `test`.`t1`
drop table t1,t2;
create table t2 (a int, b int);
create table t3 (a int);
......@@ -1737,14 +1737,14 @@ id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 12 Using where
2 DEPENDENT SUBQUERY t1 unique_subquery PRIMARY PRIMARY 4 func 1 Using index; Using where
Warnings:
Note 1003 select `test`.`t1`.`id` AS `id`,`test`.`t1`.`text` AS `text` from `test`.`t1` where (not(<in_optimizer>(`test`.`t1`.`id`,<exists>(<primary_index_lookup>(<cache>(`test`.`t1`.`id`) in t1 on PRIMARY where (`test`.`t1`.`id` < 8))))))
Note 1003 select `test`.`t1`.`id` AS `id`,`test`.`t1`.`text` AS `text` from `test`.`t1` where not(<in_optimizer>(`test`.`t1`.`id`,<exists>(<primary_index_lookup>(<cache>(`test`.`t1`.`id`) in t1 on PRIMARY where (`test`.`t1`.`id` < 8)))))
explain extended select * from t1 as tt where not exists (select id from t1 where id < 8 and (id = tt.id or id is null) having id is not null);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY tt ALL NULL NULL NULL NULL 12 Using where
2 DEPENDENT SUBQUERY t1 eq_ref PRIMARY PRIMARY 4 test.tt.id 1 Using where; Using index
Warnings:
Note 1276 Field or reference 'tt.id' of SELECT #2 was resolved in SELECT #1
Note 1003 select `test`.`tt`.`id` AS `id`,`test`.`tt`.`text` AS `text` from `test`.`t1` `tt` where (not(exists(select `test`.`t1`.`id` AS `id` from `test`.`t1` where ((`test`.`t1`.`id` < 8) and (`test`.`t1`.`id` = `test`.`tt`.`id`)) having (`test`.`t1`.`id` is not null))))
Note 1003 select `test`.`tt`.`id` AS `id`,`test`.`tt`.`text` AS `text` from `test`.`t1` `tt` where not(exists(select `test`.`t1`.`id` AS `id` from `test`.`t1` where ((`test`.`t1`.`id` < 8) and (`test`.`t1`.`id` = `test`.`tt`.`id`)) having (`test`.`t1`.`id` is not null)))
insert into t1 (id, text) values (1000, 'text1000'), (1001, 'text1001');
create table t2 (id int not null, text varchar(20) not null default '', primary key (id));
insert into t2 (id, text) values (1, 'text1'), (2, 'text2'), (3, 'text3'), (4, 'text4'), (5, 'text5'), (6, 'text6'), (7, 'text7'), (8, 'text8'), (9, 'text9'), (10, 'text10'), (11, 'text1'), (12, 'text2'), (13, 'text3'), (14, 'text4'), (15, 'text5'), (16, 'text6'), (17, 'text7'), (18, 'text8'), (19, 'text9'), (20, 'text10'),(21, 'text1'), (22, 'text2'), (23, 'text3'), (24, 'text4'), (25, 'text5'), (26, 'text6'), (27, 'text7'), (28, 'text8'), (29, 'text9'), (30, 'text10'), (31, 'text1'), (32, 'text2'), (33, 'text3'), (34, 'text4'), (35, 'text5'), (36, 'text6'), (37, 'text7'), (38, 'text8'), (39, 'text9'), (40, 'text10'), (41, 'text1'), (42, 'text2'), (43, 'text3'), (44, 'text4'), (45, 'text5'), (46, 'text6'), (47, 'text7'), (48, 'text8'), (49, 'text9'), (50, 'text10');
......@@ -2816,19 +2816,19 @@ id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 8
2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 9 Using where
Warnings:
Note 1003 select `test`.`t1`.`one` AS `one`,`test`.`t1`.`two` AS `two`,<in_optimizer>((`test`.`t1`.`one`,`test`.`t1`.`two`),<exists>(select `test`.`t2`.`one` AS `one`,`test`.`t2`.`two` AS `two` from `test`.`t2` where ((`test`.`t2`.`flag` = _latin1'0') and trigcond(((<cache>(`test`.`t1`.`one`) = `test`.`t2`.`one`) or isnull(`test`.`t2`.`one`))) and trigcond(((<cache>(`test`.`t1`.`two`) = `test`.`t2`.`two`) or isnull(`test`.`t2`.`two`)))) having (trigcond(<is_not_null_test>(`test`.`t2`.`one`)) and trigcond(<is_not_null_test>(`test`.`t2`.`two`))))) AS `test` from `test`.`t1`
Note 1003 select `test`.`t1`.`one` AS `one`,`test`.`t1`.`two` AS `two`,<in_optimizer>((`test`.`t1`.`one`,`test`.`t1`.`two`),<exists>(select `test`.`t2`.`one` AS `one`,`test`.`t2`.`two` AS `two` from `test`.`t2` where ((`test`.`t2`.`flag` = _latin1'0') and trigcond((((<cache>(`test`.`t1`.`one`) = `test`.`t2`.`one`) or isnull(`test`.`t2`.`one`)) and ((<cache>(`test`.`t1`.`two`) = `test`.`t2`.`two`) or isnull(`test`.`t2`.`two`))))) having trigcond((<is_not_null_test>(`test`.`t2`.`one`) and <is_not_null_test>(`test`.`t2`.`two`))))) AS `test` from `test`.`t1`
explain extended SELECT one,two from t1 where ROW(one,two) IN (SELECT one,two FROM t2 WHERE flag = 'N');
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 8 Using where
2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 9 Using where
Warnings:
Note 1003 select `test`.`t1`.`one` AS `one`,`test`.`t1`.`two` AS `two` from `test`.`t1` where <in_optimizer>((`test`.`t1`.`one`,`test`.`t1`.`two`),<exists>(select `test`.`t2`.`one` AS `one`,`test`.`t2`.`two` AS `two` from `test`.`t2` where ((`test`.`t2`.`flag` = _latin1'N') and (<cache>(`test`.`t1`.`one`) = `test`.`t2`.`one`) and (<cache>(`test`.`t1`.`two`) = `test`.`t2`.`two`))))
Note 1003 select `test`.`t1`.`one` AS `one`,`test`.`t1`.`two` AS `two` from `test`.`t1` where <in_optimizer>((`test`.`t1`.`one`,`test`.`t1`.`two`),<exists>(select `test`.`t2`.`one` AS `one`,`test`.`t2`.`two` AS `two` from `test`.`t2` where ((`test`.`t2`.`flag` = _latin1'N') and trigcond(((<cache>(`test`.`t1`.`one`) = `test`.`t2`.`one`) and (<cache>(`test`.`t1`.`two`) = `test`.`t2`.`two`))))))
explain extended SELECT one,two,ROW(one,two) IN (SELECT one,two FROM t2 WHERE flag = '0' group by one,two) as 'test' from t1;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 8
2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 9 Using where; Using temporary; Using filesort
Warnings:
Note 1003 select `test`.`t1`.`one` AS `one`,`test`.`t1`.`two` AS `two`,<in_optimizer>((`test`.`t1`.`one`,`test`.`t1`.`two`),<exists>(select `test`.`t2`.`one` AS `one`,`test`.`t2`.`two` AS `two` from `test`.`t2` where (`test`.`t2`.`flag` = _latin1'0') group by `test`.`t2`.`one`,`test`.`t2`.`two` having (trigcond(((<cache>(`test`.`t1`.`one`) = `test`.`t2`.`one`) or isnull(`test`.`t2`.`one`))) and trigcond(((<cache>(`test`.`t1`.`two`) = `test`.`t2`.`two`) or isnull(`test`.`t2`.`two`))) and trigcond(<is_not_null_test>(`test`.`t2`.`one`)) and trigcond(<is_not_null_test>(`test`.`t2`.`two`))))) AS `test` from `test`.`t1`
Note 1003 select `test`.`t1`.`one` AS `one`,`test`.`t1`.`two` AS `two`,<in_optimizer>((`test`.`t1`.`one`,`test`.`t1`.`two`),<exists>(select `test`.`t2`.`one` AS `one`,`test`.`t2`.`two` AS `two` from `test`.`t2` where (`test`.`t2`.`flag` = _latin1'0') group by `test`.`t2`.`one`,`test`.`t2`.`two` having trigcond((((<cache>(`test`.`t1`.`one`) = `test`.`t2`.`one`) or isnull(`test`.`t2`.`one`)) and ((<cache>(`test`.`t1`.`two`) = `test`.`t2`.`two`) or isnull(`test`.`t2`.`two`)) and <is_not_null_test>(`test`.`t2`.`one`) and <is_not_null_test>(`test`.`t2`.`two`))))) AS `test` from `test`.`t1`
DROP TABLE t1,t2;
CREATE TABLE t1 (a char(5), b char(5));
INSERT INTO t1 VALUES (NULL,'aaa'), ('aaa','aaa');
......@@ -3009,7 +3009,7 @@ INSERT INTO t2 VALUES (1),(2),(3);
EXPLAIN SELECT a, a IN (SELECT a FROM t1) FROM t2;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t2 ALL NULL NULL NULL NULL 3
2 DEPENDENT SUBQUERY t1 index_subquery a a 5 func 2 Using index; Full scan on NULL key
2 DEPENDENT SUBQUERY t1 index_subquery a a 5 func 2 Using index
SELECT a, a IN (SELECT a FROM t1) FROM t2;
a a IN (SELECT a FROM t1)
1 1
......@@ -3046,80 +3046,6 @@ id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2
2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE
DROP TABLE t1;
CREATE TABLE t1 (a int);
INSERT INTO t1 VALUES (2), (4), (1), (3);
CREATE TABLE t2 (b int, c int);
INSERT INTO t2 VALUES
(2,1), (1,3), (2,1), (4,4), (2,2), (1,4);
SELECT a FROM t1 ORDER BY (SELECT c FROM t2 WHERE b > 2 );
a
2
4
1
3
SELECT a FROM t1 ORDER BY (SELECT c FROM t2 WHERE b > 1);
ERROR 21000: Subquery returns more than 1 row
SELECT a FROM t1 ORDER BY (SELECT c FROM t2 WHERE b > 2), a;
a
1
2
3
4
SELECT a FROM t1 ORDER BY (SELECT c FROM t2 WHERE b > 1), a;
ERROR 21000: Subquery returns more than 1 row
SELECT b, MAX(c) FROM t2 GROUP BY b, (SELECT c FROM t2 WHERE b > 2);
b MAX(c)
1 4
2 2
4 4
SELECT b, MAX(c) FROM t2 GROUP BY b, (SELECT c FROM t2 WHERE b > 1);
ERROR 21000: Subquery returns more than 1 row
SELECT a FROM t1 GROUP BY a
HAVING IFNULL((SELECT b FROM t2 WHERE b > 2),
(SELECT c FROM t2 WHERE c=a AND b > 2 ORDER BY b)) > 3;
a
1
2
3
4
SELECT a FROM t1 GROUP BY a
HAVING IFNULL((SELECT b FROM t2 WHERE b > 1),
(SELECT c FROM t2 WHERE c=a AND b > 2 ORDER BY b)) > 3;
ERROR 21000: Subquery returns more than 1 row
SELECT a FROM t1 GROUP BY a
HAVING IFNULL((SELECT b FROM t2 WHERE b > 4),
(SELECT c FROM t2 WHERE c=a AND b > 2 ORDER BY b)) > 3;
a
4
SELECT a FROM t1 GROUP BY a
HAVING IFNULL((SELECT b FROM t2 WHERE b > 4),
(SELECT c FROM t2 WHERE c=a AND b > 1 ORDER BY b)) > 3;
ERROR 21000: Subquery returns more than 1 row
SELECT a FROM t1
ORDER BY IFNULL((SELECT b FROM t2 WHERE b > 2),
(SELECT c FROM t2 WHERE c=a AND b > 2 ORDER BY b));
a
2
4
1
3
SELECT a FROM t1
ORDER BY IFNULL((SELECT b FROM t2 WHERE b > 1),
(SELECT c FROM t2 WHERE c=a AND b > 1 ORDER BY b));
ERROR 21000: Subquery returns more than 1 row
SELECT a FROM t1
ORDER BY IFNULL((SELECT b FROM t2 WHERE b > 4),
(SELECT c FROM t2 WHERE c=a AND b > 2 ORDER BY b));
a
2
1
3
4
SELECT a FROM t1
ORDER BY IFNULL((SELECT b FROM t2 WHERE b > 4),
(SELECT c FROM t2 WHERE c=a AND b > 1 ORDER BY b));
ERROR 21000: Subquery returns more than 1 row
DROP TABLE t1,t2;
create table t1 (df decimal(5,1));
insert into t1 values(1.1);
insert into t1 values(2.2);
......@@ -3679,36 +3605,116 @@ FROM t1) t;
COUNT(*)
3000
DROP TABLE t1,t2;
CREATE TABLE t1 (id char(4) PRIMARY KEY, c int);
CREATE TABLE t2 (c int);
INSERT INTO t1 VALUES ('aa', 1);
INSERT INTO t2 VALUES (1);
SELECT * FROM t1
WHERE EXISTS (SELECT c FROM t2 WHERE c=1
UNION
SELECT c from t2 WHERE c=t1.c);
id c
aa 1
INSERT INTO t1 VALUES ('bb', 2), ('cc', 3), ('dd',1);
SELECT * FROM t1
WHERE EXISTS (SELECT c FROM t2 WHERE c=1
UNION
SELECT c from t2 WHERE c=t1.c);
id c
aa 1
bb 2
cc 3
dd 1
INSERT INTO t2 VALUES (2);
CREATE TABLE t3 (c int);
INSERT INTO t3 VALUES (1);
SELECT * FROM t1
WHERE EXISTS (SELECT t2.c FROM t2 JOIN t3 ON t2.c=t3.c WHERE t2.c=1
UNION
SELECT c from t2 WHERE c=t1.c);
id c
aa 1
bb 2
cc 3
dd 1
DROP TABLE t1,t2,t3;
DROP TABLE IF EXISTS t1;
DROP TABLE IF EXISTS t2;
DROP TABLE IF EXISTS t1xt2;
CREATE TABLE t1 (
id_1 int(5) NOT NULL,
t varchar(4) DEFAULT NULL
);
CREATE TABLE t2 (
id_2 int(5) NOT NULL,
t varchar(4) DEFAULT NULL
);
CREATE TABLE t1xt2 (
id_1 int(5) NOT NULL,
id_2 int(5) NOT NULL
);
INSERT INTO t1 VALUES (1, 'a'), (2, 'b'), (3, 'c'), (4, 'd');
INSERT INTO t2 VALUES (2, 'bb'), (3, 'cc'), (4, 'dd'), (12, 'aa');
INSERT INTO t1xt2 VALUES (2, 2), (3, 3), (4, 4);
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 IN (SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1));
id_1
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 IN ((SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1)));
id_1
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 IN (((SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1))));
id_1
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 NOT IN (SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1));
id_1
1
2
3
4
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 NOT IN ((SELECT t1xt2.id_2 FROM t1xt2 where t1.id_1 = t1xt2.id_1)));
id_1
1
2
3
4
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 NOT IN (((SELECT t1xt2.id_2 FROM t1xt2 where t1.id_1 = t1xt2.id_1))));
id_1
1
2
3
4
insert INTO t1xt2 VALUES (1, 12);
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 IN (SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1));
id_1
1
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 IN ((SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1)));
id_1
1
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 IN (((SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1))));
id_1
1
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 NOT IN (SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1));
id_1
2
3
4
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 NOT IN ((SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1)));
id_1
2
3
4
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 NOT IN (((SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1))));
id_1
2
3
4
insert INTO t1xt2 VALUES (2, 12);
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 IN (SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1));
id_1
1
2
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 IN ((SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1)));
id_1
1
2
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 IN (((SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1))));
id_1
1
2
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 NOT IN (SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1));
id_1
3
4
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 NOT IN ((SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1)));
id_1
3
4
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 NOT IN (((SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1))));
id_1
3
4
DROP TABLE t1;
DROP TABLE t2;
DROP TABLE t1xt2;
mysql-test/r/view.result
View file @ f8839a70
......@@ -2543,7 +2543,7 @@ create table t1(f1 int, f2 int);
create view v1 as select ta.f1 as a, tb.f1 as b from t1 ta, t1 tb where ta.f1=tb
.f1 and ta.f2=tb.f2;
insert into t1 values(1,1),(2,2);
create view v2 as select * from v1 where a > 1 with local check option;
create view v2 as select * from v1 where a > 1 with check option;
select * from v2;
a b
2 2
......@@ -3014,17 +3014,6 @@ i j
6 3
DROP VIEW v1, v2;
DROP TABLE t1;
CREATE VIEW v AS SELECT !0 * 5 AS x FROM DUAL;
SHOW CREATE VIEW v;
View Create View
v CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v` AS select ((not(0)) * 5) AS `x`
SELECT !0 * 5 AS x FROM DUAL;
x
5
SELECT * FROM v;
x
5
DROP VIEW v;
DROP VIEW IF EXISTS v1;
CREATE VIEW v1 AS SELECT 'The\ZEnd';
SELECT * FROM v1;
......@@ -3034,105 +3023,139 @@ SHOW CREATE VIEW v1;
View Create View
v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select _latin1'The\ZEnd' AS `TheEnd`
DROP VIEW v1;
CREATE TABLE t1 (mydate DATETIME);
INSERT INTO t1 VALUES
('2007-01-01'), ('2007-01-02'), ('2007-01-30'), ('2007-01-31');
CREATE VIEW v1 AS SELECT mydate from t1;
SELECT * FROM t1 WHERE mydate BETWEEN '2007-01-01' AND '2007-01-31';
mydate
2007-01-01 00:00:00
2007-01-02 00:00:00
2007-01-30 00:00:00
2007-01-31 00:00:00
SELECT * FROM v1 WHERE mydate BETWEEN '2007-01-01' AND '2007-01-31';
mydate
2007-01-01 00:00:00
2007-01-02 00:00:00
2007-01-30 00:00:00
2007-01-31 00:00:00
DROP VIEW v1;
DROP TABLE t1;
CREATE TABLE t1 (a int);
CREATE TABLE t2 (b int);
INSERT INTO t1 VALUES (1), (2);
INSERT INTO t2 VALUES (1), (2);
CREATE VIEW v1 AS
SELECT t2.b FROM t1,t2 WHERE t1.a = t2.b WITH CHECK OPTION;
SELECT * FROM v1;
b
DROP VIEW IF EXISTS v1;
SELECT * FROM (SELECT 1) AS t;
1
2
UPDATE v1 SET b=3;
ERROR HY000: CHECK OPTION failed 'test.v1'
SELECT * FROM v1;
b
1
2
SELECT * FROM t1;
a
CREATE VIEW v1 AS SELECT * FROM (SELECT 1) AS t;
ERROR HY000: View's SELECT contains a subquery in the FROM clause
# Previously the following would fail.
SELECT * FROM (SELECT 1) AS t;
1
2
SELECT * FROM t2;
b
1
2
DROP VIEW v1;
DROP TABLE t1,t2;
create table t1(f1 int, f2 int);
insert into t1 values(1,2),(1,3),(1,1),(2,3),(2,1),(2,2);
select * from t1;
f1 f2
1 2
1 3
1 1
2 3
2 1
2 2
create view v1 as select * from t1 order by f2;
select * from v1;
f1 f2
1 1
2 1
1 2
2 2
1 3
2 3
explain extended select * from v1;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 6 Using filesort
Warnings:
Note 1003 select `test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f2` AS `f2` from `test`.`t1` order by `test`.`t1`.`f2`
select * from v1 order by f1;
f1 f2
1 1
1 2
1 3
2 1
2 2
2 3
explain extended select * from v1 order by f1;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 6 Using filesort
Warnings:
Note 1003 select `test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f2` AS `f2` from `test`.`t1` order by `test`.`t1`.`f1`,`test`.`t1`.`f2`
drop view v1;
drop table t1;
CREATE TABLE t1 (
id int(11) NOT NULL PRIMARY KEY,
country varchar(32),
code int(11) default NULL
drop view if exists view_24532_a;
drop view if exists view_24532_b;
drop table if exists table_24532;
create table table_24532 (
a int,
b bigint,
c int(4),
d bigint(48)
);
INSERT INTO t1 VALUES
(1,'ITALY',100),(2,'ITALY',200),(3,'FRANCE',100), (4,'ITALY',100);
CREATE VIEW v1 AS SELECT * FROM t1;
SELECT code, COUNT(DISTINCT country) FROM t1 GROUP BY code ORDER BY MAX(id);
code COUNT(DISTINCT country)
200 1
100 2
SELECT code, COUNT(DISTINCT country) FROM v1 GROUP BY code ORDER BY MAX(id);
code COUNT(DISTINCT country)
200 1
100 2
DROP VIEW v1;
DROP TABLE t1;
create view view_24532_a as
select
a IS TRUE,
a IS NOT TRUE,
a IS FALSE,
a IS NOT FALSE,
a IS UNKNOWN,
a IS NOT UNKNOWN,
a is NULL,
a IS NOT NULL,
ISNULL(a),
b IS TRUE,
b IS NOT TRUE,
b IS FALSE,
b IS NOT FALSE,
b IS UNKNOWN,
b IS NOT UNKNOWN,
b is NULL,
b IS NOT NULL,
ISNULL(b),
c IS TRUE,
c IS NOT TRUE,
c IS FALSE,
c IS NOT FALSE,
c IS UNKNOWN,
c IS NOT UNKNOWN,
c is NULL,
c IS NOT NULL,
ISNULL(c),
d IS TRUE,
d IS NOT TRUE,
d IS FALSE,
d IS NOT FALSE,
d IS UNKNOWN,
d IS NOT UNKNOWN,
d is NULL,
d IS NOT NULL,
ISNULL(d)
from table_24532;
describe view_24532_a;
Field Type Null Key Default Extra
a IS TRUE int(1) NO 0
a IS NOT TRUE int(1) NO 0
a IS FALSE int(1) NO 0
a IS NOT FALSE int(1) NO 0
a IS UNKNOWN int(1) NO 0
a IS NOT UNKNOWN int(1) NO 0
a is NULL int(1) NO 0
a IS NOT NULL int(1) NO 0
ISNULL(a) int(1) NO 0
b IS TRUE int(1) NO 0
b IS NOT TRUE int(1) NO 0
b IS FALSE int(1) NO 0
b IS NOT FALSE int(1) NO 0
b IS UNKNOWN int(1) NO 0
b IS NOT UNKNOWN int(1) NO 0
b is NULL int(1) NO 0
b IS NOT NULL int(1) NO 0
ISNULL(b) int(1) NO 0
c IS TRUE int(1) NO 0
c IS NOT TRUE int(1) NO 0
c IS FALSE int(1) NO 0
c IS NOT FALSE int(1) NO 0
c IS UNKNOWN int(1) NO 0
c IS NOT UNKNOWN int(1) NO 0
c is NULL int(1) NO 0
c IS NOT NULL int(1) NO 0
ISNULL(c) int(1) NO 0
d IS TRUE int(1) NO 0
d IS NOT TRUE int(1) NO 0
d IS FALSE int(1) NO 0
d IS NOT FALSE int(1) NO 0
d IS UNKNOWN int(1) NO 0
d IS NOT UNKNOWN int(1) NO 0
d is NULL int(1) NO 0
d IS NOT NULL int(1) NO 0
ISNULL(d) int(1) NO 0
create view view_24532_b as
select
a IS TRUE,
if(ifnull(a, 0), 1, 0) as old_istrue,
a IS NOT TRUE,
if(ifnull(a, 0), 0, 1) as old_isnottrue,
a IS FALSE,
if(ifnull(a, 1), 0, 1) as old_isfalse,
a IS NOT FALSE,
if(ifnull(a, 1), 1, 0) as old_isnotfalse
from table_24532;
describe view_24532_b;
Field Type Null Key Default Extra
a IS TRUE int(1) NO 0
old_istrue int(1) NO 0
a IS NOT TRUE int(1) NO 0
old_isnottrue int(1) NO 0
a IS FALSE int(1) NO 0
old_isfalse int(1) NO 0
a IS NOT FALSE int(1) NO 0
old_isnotfalse int(1) NO 0
show create view view_24532_b;
View Create View
view_24532_b CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `view_24532_b` AS select (`table_24532`.`a` is true) AS `a IS TRUE`,if(ifnull(`table_24532`.`a`,0),1,0) AS `old_istrue`,(`table_24532`.`a` is not true) AS `a IS NOT TRUE`,if(ifnull(`table_24532`.`a`,0),0,1) AS `old_isnottrue`,(`table_24532`.`a` is false) AS `a IS FALSE`,if(ifnull(`table_24532`.`a`,1),0,1) AS `old_isfalse`,(`table_24532`.`a` is not false) AS `a IS NOT FALSE`,if(ifnull(`table_24532`.`a`,1),1,0) AS `old_isnotfalse` from `table_24532`
insert into table_24532 values (0, 0, 0, 0);
select * from view_24532_b;
a IS TRUE old_istrue a IS NOT TRUE old_isnottrue a IS FALSE old_isfalse a IS NOT FALSE old_isnotfalse
0 0 1 1 1 1 0 0
update table_24532 set a=1;
select * from view_24532_b;
a IS TRUE old_istrue a IS NOT TRUE old_isnottrue a IS FALSE old_isfalse a IS NOT FALSE old_isnotfalse
1 1 0 0 0 0 1 1
update table_24532 set a=NULL;
select * from view_24532_b;
a IS TRUE old_istrue a IS NOT TRUE old_isnottrue a IS FALSE old_isfalse a IS NOT FALSE old_isnotfalse
0 0 1 1 0 0 1 1
drop view view_24532_a;
drop view view_24532_b;
drop table table_24532;
End of 5.0 tests.
mysql-test/t/func_if.test
View file @ f8839a70
......@@ -97,3 +97,14 @@ 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;
#
# Bug#24532 (The return data type of IS TRUE is different from similar
# operations)
#
# IF(x, unsigned, unsigned) should be unsigned.
#
select if(0, 18446744073709551610, 18446744073709551610);
mysql-test/t/sp-vars.test
View file @ f8839a70
......@@ -500,8 +500,6 @@ DROP PROCEDURE p1;
#
# Test case for BUG#12976: Boolean values reversed in stored procedures?
#
# TODO: test case failed.
#
###########################################################################
--echo
......@@ -566,13 +564,8 @@ BEGIN
END|
delimiter ;|
# The expected and correct result.
call p1();
# The wrong result. Note that only hex(vb) works, but is printed with two
# digits for some reason in this case.
call p2();
#
......@@ -583,6 +576,64 @@ DROP TABLE t1;
DROP PROCEDURE p1;
DROP PROCEDURE p2;
# Additional tests for Bug#12976
--disable_warnings
DROP TABLE IF EXISTS table_12976_a;
DROP TABLE IF EXISTS table_12976_b;
DROP PROCEDURE IF EXISTS proc_12976_a;
DROP PROCEDURE IF EXISTS proc_12976_b;
--enable_warnings
CREATE TABLE table_12976_a (val bit(1));
CREATE TABLE table_12976_b(
appname varchar(15),
emailperm bit not null default 1,
phoneperm bit not null default 0);
insert into table_12976_b values ('A', b'1', b'1'), ('B', b'0', b'0');
delimiter ||;
CREATE PROCEDURE proc_12976_a()
BEGIN
declare localvar bit(1);
SELECT val INTO localvar FROM table_12976_a;
SELECT coalesce(localvar, 1)+1, coalesce(val, 1)+1 FROM table_12976_a;
END||
CREATE PROCEDURE proc_12976_b(
name varchar(15),
out ep bit,
out msg varchar(10))
BEGIN
SELECT emailperm into ep FROM table_12976_b where (appname = name);
IF ep is true THEN
SET msg = 'True';
ELSE
SET msg = 'False';
END IF;
END||
delimiter ;||
INSERT table_12976_a VALUES (0);
call proc_12976_a();
UPDATE table_12976_a set val=1;
call proc_12976_a();
call proc_12976_b('A', @ep, @msg);
select @ep, @msg;
call proc_12976_b('B', @ep, @msg);
select @ep, @msg;
DROP TABLE table_12976_a;
DROP TABLE table_12976_b;
DROP PROCEDURE proc_12976_a;
DROP PROCEDURE proc_12976_b;
###########################################################################
#
# Test case for BUG#9572: Stored procedures: variable type declarations
......
mysql-test/t/subselect.test
View file @ f8839a70
......@@ -2000,65 +2000,6 @@ SELECT a FROM t1 WHERE (SELECT 1 FROM DUAL WHERE 1=0) IS NULL;
EXPLAIN SELECT a FROM t1 WHERE (SELECT 1 FROM DUAL WHERE 1=0) IS NULL;
DROP TABLE t1;
#
# Bug 24653: sorting by expressions containing subselects
# that return more than one row
#
CREATE TABLE t1 (a int);
INSERT INTO t1 VALUES (2), (4), (1), (3);
CREATE TABLE t2 (b int, c int);
INSERT INTO t2 VALUES
(2,1), (1,3), (2,1), (4,4), (2,2), (1,4);
SELECT a FROM t1 ORDER BY (SELECT c FROM t2 WHERE b > 2 );
--error 1242
SELECT a FROM t1 ORDER BY (SELECT c FROM t2 WHERE b > 1);
SELECT a FROM t1 ORDER BY (SELECT c FROM t2 WHERE b > 2), a;
--error 1242
SELECT a FROM t1 ORDER BY (SELECT c FROM t2 WHERE b > 1), a;
SELECT b, MAX(c) FROM t2 GROUP BY b, (SELECT c FROM t2 WHERE b > 2);
--error 1242
SELECT b, MAX(c) FROM t2 GROUP BY b, (SELECT c FROM t2 WHERE b > 1);
SELECT a FROM t1 GROUP BY a
HAVING IFNULL((SELECT b FROM t2 WHERE b > 2),
(SELECT c FROM t2 WHERE c=a AND b > 2 ORDER BY b)) > 3;
--error 1242
SELECT a FROM t1 GROUP BY a
HAVING IFNULL((SELECT b FROM t2 WHERE b > 1),
(SELECT c FROM t2 WHERE c=a AND b > 2 ORDER BY b)) > 3;
SELECT a FROM t1 GROUP BY a
HAVING IFNULL((SELECT b FROM t2 WHERE b > 4),
(SELECT c FROM t2 WHERE c=a AND b > 2 ORDER BY b)) > 3;
--error 1242
SELECT a FROM t1 GROUP BY a
HAVING IFNULL((SELECT b FROM t2 WHERE b > 4),
(SELECT c FROM t2 WHERE c=a AND b > 1 ORDER BY b)) > 3;
SELECT a FROM t1
ORDER BY IFNULL((SELECT b FROM t2 WHERE b > 2),
(SELECT c FROM t2 WHERE c=a AND b > 2 ORDER BY b));
--error 1242
SELECT a FROM t1
ORDER BY IFNULL((SELECT b FROM t2 WHERE b > 1),
(SELECT c FROM t2 WHERE c=a AND b > 1 ORDER BY b));
SELECT a FROM t1
ORDER BY IFNULL((SELECT b FROM t2 WHERE b > 4),
(SELECT c FROM t2 WHERE c=a AND b > 2 ORDER BY b));
--error 1242
SELECT a FROM t1
ORDER BY IFNULL((SELECT b FROM t2 WHERE b > 4),
(SELECT c FROM t2 WHERE c=a AND b > 1 ORDER BY b));
DROP TABLE t1,t2;
# End of 4.1 tests
#
......@@ -2569,35 +2510,101 @@ SELECT SQL_NO_CACHE COUNT(*)
DROP TABLE t1,t2;
#
# Bug #25219: EXIST subquery with UNION over a mix of
# correlated and uncorrelated selects
# Bug#21904 (parser problem when using IN with a double "(())")
#
CREATE TABLE t1 (id char(4) PRIMARY KEY, c int);
CREATE TABLE t2 (c int);
--disable_warnings
DROP TABLE IF EXISTS t1;
DROP TABLE IF EXISTS t2;
DROP TABLE IF EXISTS t1xt2;
--enable_warnings
INSERT INTO t1 VALUES ('aa', 1);
INSERT INTO t2 VALUES (1);
CREATE TABLE t1 (
id_1 int(5) NOT NULL,
t varchar(4) DEFAULT NULL
);
SELECT * FROM t1
WHERE EXISTS (SELECT c FROM t2 WHERE c=1
UNION
SELECT c from t2 WHERE c=t1.c);
CREATE TABLE t2 (
id_2 int(5) NOT NULL,
t varchar(4) DEFAULT NULL
);
INSERT INTO t1 VALUES ('bb', 2), ('cc', 3), ('dd',1);
CREATE TABLE t1xt2 (
id_1 int(5) NOT NULL,
id_2 int(5) NOT NULL
);
SELECT * FROM t1
WHERE EXISTS (SELECT c FROM t2 WHERE c=1
UNION
SELECT c from t2 WHERE c=t1.c);
INSERT INTO t1 VALUES (1, 'a'), (2, 'b'), (3, 'c'), (4, 'd');
INSERT INTO t2 VALUES (2);
CREATE TABLE t3 (c int);
INSERT INTO t3 VALUES (1);
INSERT INTO t2 VALUES (2, 'bb'), (3, 'cc'), (4, 'dd'), (12, 'aa');
SELECT * FROM t1
WHERE EXISTS (SELECT t2.c FROM t2 JOIN t3 ON t2.c=t3.c WHERE t2.c=1
UNION
SELECT c from t2 WHERE c=t1.c);
INSERT INTO t1xt2 VALUES (2, 2), (3, 3), (4, 4);
# subselect returns 0 rows
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 IN (SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1));
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 IN ((SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1)));
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 IN (((SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1))));
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 NOT IN (SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1));
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 NOT IN ((SELECT t1xt2.id_2 FROM t1xt2 where t1.id_1 = t1xt2.id_1)));
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 NOT IN (((SELECT t1xt2.id_2 FROM t1xt2 where t1.id_1 = t1xt2.id_1))));
insert INTO t1xt2 VALUES (1, 12);
# subselect returns 1 row
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 IN (SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1));
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 IN ((SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1)));
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 IN (((SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1))));
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 NOT IN (SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1));
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 NOT IN ((SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1)));
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 NOT IN (((SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1))));
insert INTO t1xt2 VALUES (2, 12);
# subselect returns more than 1 row
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 IN (SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1));
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 IN ((SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1)));
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 IN (((SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1))));
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 NOT IN (SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1));
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 NOT IN ((SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1)));
SELECT DISTINCT t1.id_1 FROM t1 WHERE
(12 NOT IN (((SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1))));
DROP TABLE t1;
DROP TABLE t2;
DROP TABLE t1xt2;
DROP TABLE t1,t2,t3;
mysql-test/t/view.test
View file @ f8839a70
......@@ -2385,7 +2385,7 @@ create table t1(f1 int, f2 int);
create view v1 as select ta.f1 as a, tb.f1 as b from t1 ta, t1 tb where ta.f1=tb
.f1 and ta.f2=tb.f2;
insert into t1 values(1,1),(2,2);
create view v2 as select * from v1 where a > 1 with local check option;
create view v2 as select * from v1 where a > 1 with check option;
select * from v2;
update v2 set b=3 where a=2;
select * from v2;
......@@ -2959,17 +2959,6 @@ SELECT * FROM t1;
DROP VIEW v1, v2;
DROP TABLE t1;
#
# Bug #25580: !0 as an operand in a select expression of a view
#
CREATE VIEW v AS SELECT !0 * 5 AS x FROM DUAL;
SHOW CREATE VIEW v;
SELECT !0 * 5 AS x FROM DUAL;
SELECT * FROM v;
DROP VIEW v;
#
# BUG#24293: '\Z' token is not handled correctly in views
......@@ -2986,76 +2975,108 @@ SHOW CREATE VIEW v1;
DROP VIEW v1;
#
# Bug #26124: BETWEEN over a view column of the DATETIME type
#
CREATE TABLE t1 (mydate DATETIME);
INSERT INTO t1 VALUES
('2007-01-01'), ('2007-01-02'), ('2007-01-30'), ('2007-01-31');
CREATE VIEW v1 AS SELECT mydate from t1;
SELECT * FROM t1 WHERE mydate BETWEEN '2007-01-01' AND '2007-01-31';
SELECT * FROM v1 WHERE mydate BETWEEN '2007-01-01' AND '2007-01-31';
DROP VIEW v1;
DROP TABLE t1;
#
# Bug #25931: update of a multi-table view with check option
# BUG#25897: Some queries are no longer possible after a CREATE VIEW
# fails
#
--disable_warnings
DROP VIEW IF EXISTS v1;
--enable_warnings
CREATE TABLE t1 (a int);
CREATE TABLE t2 (b int);
INSERT INTO t1 VALUES (1), (2);
INSERT INTO t2 VALUES (1), (2);
let $query = SELECT * FROM (SELECT 1) AS t;
CREATE VIEW v1 AS
SELECT t2.b FROM t1,t2 WHERE t1.a = t2.b WITH CHECK OPTION;
SELECT * FROM v1;
--error 1369
UPDATE v1 SET b=3;
SELECT * FROM v1;
SELECT * FROM t1;
SELECT * FROM t2;
DROP VIEW v1;
DROP TABLE t1,t2;
eval $query;
--error ER_VIEW_SELECT_DERIVED
eval CREATE VIEW v1 AS $query;
--echo # Previously the following would fail.
eval $query;
#
# Bug#12122: Views with ORDER BY can't be resolved using MERGE algorithm.
# Bug#24532: The return data type of IS TRUE is different from similar
# operations
#
create table t1(f1 int, f2 int);
insert into t1 values(1,2),(1,3),(1,1),(2,3),(2,1),(2,2);
select * from t1;
create view v1 as select * from t1 order by f2;
select * from v1;
explain extended select * from v1;
select * from v1 order by f1;
explain extended select * from v1 order by f1;
drop view v1;
drop table t1;
#
# Bug#26209: queries with GROUP BY and ORDER BY using views
#
--disable_warnings
drop view if exists view_24532_a;
drop view if exists view_24532_b;
drop table if exists table_24532;
--enable_warnings
CREATE TABLE t1 (
id int(11) NOT NULL PRIMARY KEY,
country varchar(32),
code int(11) default NULL
create table table_24532 (
a int,
b bigint,
c int(4),
d bigint(48)
);
INSERT INTO t1 VALUES
(1,'ITALY',100),(2,'ITALY',200),(3,'FRANCE',100), (4,'ITALY',100);
CREATE VIEW v1 AS SELECT * FROM t1;
SELECT code, COUNT(DISTINCT country) FROM t1 GROUP BY code ORDER BY MAX(id);
SELECT code, COUNT(DISTINCT country) FROM v1 GROUP BY code ORDER BY MAX(id);
DROP VIEW v1;
DROP TABLE t1;
create view view_24532_a as
select
a IS TRUE,
a IS NOT TRUE,
a IS FALSE,
a IS NOT FALSE,
a IS UNKNOWN,
a IS NOT UNKNOWN,
a is NULL,
a IS NOT NULL,
ISNULL(a),
b IS TRUE,
b IS NOT TRUE,
b IS FALSE,
b IS NOT FALSE,
b IS UNKNOWN,
b IS NOT UNKNOWN,
b is NULL,
b IS NOT NULL,
ISNULL(b),
c IS TRUE,
c IS NOT TRUE,
c IS FALSE,
c IS NOT FALSE,
c IS UNKNOWN,
c IS NOT UNKNOWN,
c is NULL,
c IS NOT NULL,
ISNULL(c),
d IS TRUE,
d IS NOT TRUE,
d IS FALSE,
d IS NOT FALSE,
d IS UNKNOWN,
d IS NOT UNKNOWN,
d is NULL,
d IS NOT NULL,
ISNULL(d)
from table_24532;
describe view_24532_a;
create view view_24532_b as
select
a IS TRUE,
if(ifnull(a, 0), 1, 0) as old_istrue,
a IS NOT TRUE,
if(ifnull(a, 0), 0, 1) as old_isnottrue,
a IS FALSE,
if(ifnull(a, 1), 0, 1) as old_isfalse,
a IS NOT FALSE,
if(ifnull(a, 1), 1, 0) as old_isnotfalse
from table_24532;
describe view_24532_b;
show create view view_24532_b;
insert into table_24532 values (0, 0, 0, 0);
select * from view_24532_b;
update table_24532 set a=1;
select * from view_24532_b;
update table_24532 set a=NULL;
select * from view_24532_b;
drop view view_24532_a;
drop view view_24532_b;
drop table table_24532;
--echo End of 5.0 tests.
sql/item_cmpfunc.cc
View file @ f8839a70
......@@ -792,6 +792,59 @@ int Arg_comparator::compare_e_row()
}
void Item_func_truth::fix_length_and_dec()
{
maybe_null= 0;
null_value= 0;
decimals= 0;
max_length= 1;
}
void Item_func_truth::print(String *str)
{
str->append('(');
args[0]->print(str);
str->append(STRING_WITH_LEN(" is "));
if (! affirmative)
str->append(STRING_WITH_LEN("not "));
if (value)
str->append(STRING_WITH_LEN("true"));
else
str->append(STRING_WITH_LEN("false"));
str->append(')');
}
bool Item_func_truth::val_bool()
{
bool val= args[0]->val_bool();
if (args[0]->null_value)
{
/*
NULL val IS {TRUE, FALSE} --> FALSE
NULL val IS NOT {TRUE, FALSE} --> TRUE
*/
return (! affirmative);
}
if (affirmative)
{
/* {TRUE, FALSE} val IS {TRUE, FALSE} value */
return (val == value);
}
/* {TRUE, FALSE} val IS NOT {TRUE, FALSE} value */
return (val != value);
}
longlong Item_func_truth::val_int()
{
return (val_bool() ? 1 : 0);
}
bool Item_in_optimizer::fix_left(THD *thd, Item **ref)
{
if (!args[0]->fixed && args[0]->fix_fields(thd, args) ||
......@@ -1527,6 +1580,7 @@ Item_func_if::fix_length_and_dec()
{
maybe_null=args[1]->maybe_null || args[2]->maybe_null;
decimals= max(args[1]->decimals, args[2]->decimals);
unsigned_flag=args[1]->unsigned_flag && args[2]->unsigned_flag;
enum Item_result arg1_type=args[1]->result_type();
enum Item_result arg2_type=args[2]->result_type();
......@@ -1556,12 +1610,20 @@ Item_func_if::fix_length_and_dec()
collation.set(&my_charset_bin); // Number
}
}
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 +
(unsigned_flag ? 0 : 1) ) :
max(args[1]->max_length, args[2]->max_length);
if ((cached_result_type == DECIMAL_RESULT )
|| (cached_result_type == INT_RESULT))
{
int len1= args[1]->max_length - args[1]->decimals
- (args[1]->unsigned_flag ? 0 : 1);
int len2= args[2]->max_length - args[2]->decimals
- (args[2]->unsigned_flag ? 0 : 1);
max_length=max(len1, len2) + decimals + (unsigned_flag ? 0 : 1);
}
else
max_length= max(args[1]->max_length, args[2]->max_length);
}
......
sql/item_cmpfunc.h
View file @ f8839a70
......@@ -101,6 +101,92 @@ public:
uint decimal_precision() const { return 1; }
};
/**
Abstract Item class, to represent <code>X IS [NOT] (TRUE | FALSE)</code>
boolean predicates.
*/
class Item_func_truth : public Item_bool_func
{
public:
virtual bool val_bool();
virtual longlong val_int();
virtual void fix_length_and_dec();
virtual void print(String *str);
protected:
Item_func_truth(Item *a, bool a_value, bool a_affirmative)
: Item_bool_func(a), value(a_value), affirmative(a_affirmative)
{}
~Item_func_truth()
{}
private:
/**
True for <code>X IS [NOT] TRUE</code>,
false for <code>X IS [NOT] FALSE</code> predicates.
*/
const bool value;
/**
True for <code>X IS Y</code>, false for <code>X IS NOT Y</code> predicates.
*/
const bool affirmative;
};
/**
This Item represents a <code>X IS TRUE</code> boolean predicate.
*/
class Item_func_istrue : public Item_func_truth
{
public:
Item_func_istrue(Item *a) : Item_func_truth(a, true, true) {}
~Item_func_istrue() {}
virtual const char* func_name() const { return "istrue"; }
};
/**
This Item represents a <code>X IS NOT TRUE</code> boolean predicate.
*/
class Item_func_isnottrue : public Item_func_truth
{
public:
Item_func_isnottrue(Item *a) : Item_func_truth(a, true, false) {}
~Item_func_isnottrue() {}
virtual const char* func_name() const { return "isnottrue"; }
};
/**
This Item represents a <code>X IS FALSE</code> boolean predicate.
*/
class Item_func_isfalse : public Item_func_truth
{
public:
Item_func_isfalse(Item *a) : Item_func_truth(a, false, true) {}
~Item_func_isfalse() {}
virtual const char* func_name() const { return "isfalse"; }
};
/**
This Item represents a <code>X IS NOT FALSE</code> boolean predicate.
*/
class Item_func_isnotfalse : public Item_func_truth
{
public:
Item_func_isnotfalse(Item *a) : Item_func_truth(a, false, false) {}
~Item_func_isnotfalse() {}
virtual const char* func_name() const { return "isnotfalse"; }
};
class Item_cache;
#define UNKNOWN ((my_bool)-1)
......
sql/item_subselect.cc
View file @ f8839a70
......@@ -51,6 +51,10 @@ Item_subselect::Item_subselect():
void Item_subselect::init(st_select_lex *select_lex,
select_subselect *result)
{
/*
Please see Item_singlerow_subselect::invalidate_and_restore_select_lex(),
which depends on alterations to the parse tree implemented here.
*/
DBUG_ENTER("Item_subselect::init");
DBUG_PRINT("enter", ("select_lex: 0x%lx", (long) select_lex));
......@@ -91,6 +95,12 @@ void Item_subselect::init(st_select_lex *select_lex,
DBUG_VOID_RETURN;
}
st_select_lex *
Item_subselect::get_select_lex()
{
return unit->first_select();
}
void Item_subselect::cleanup()
{
DBUG_ENTER("Item_subselect::cleanup");
......@@ -268,6 +278,26 @@ Item_singlerow_subselect::Item_singlerow_subselect(st_select_lex *select_lex)
DBUG_VOID_RETURN;
}
st_select_lex *
Item_singlerow_subselect::invalidate_and_restore_select_lex()
{
DBUG_ENTER("Item_singlerow_subselect::invalidate_and_restore_select_lex");
st_select_lex *result= get_select_lex();
DBUG_ASSERT(result);
/*
This code restore the parse tree in it's state before the execution of
Item_singlerow_subselect::Item_singlerow_subselect(),
and in particular decouples this object from the SELECT_LEX,
so that the SELECT_LEX can be used with a different flavor
or Item_subselect instead, as part of query rewriting.
*/
unit->item= NULL;
DBUG_RETURN(result);
}
Item_maxmin_subselect::Item_maxmin_subselect(THD *thd_param,
Item_subselect *parent,
st_select_lex *select_lex,
......
sql/item_subselect.h
View file @ f8839a70
......@@ -126,6 +126,12 @@ public:
virtual void reset_value_registration() {}
enum_parsing_place place() { return parsing_place; }
/**
Get the SELECT_LEX structure associated with this Item.
@return the SELECT_LEX structure associated with this Item
*/
st_select_lex* get_select_lex();
friend class select_subselect;
friend class Item_in_optimizer;
friend bool Item_field::fix_fields(THD *, Item **);
......@@ -169,6 +175,20 @@ public:
bool null_inside();
void bring_value();
/**
This method is used to implement a special case of semantic tree
rewriting, mandated by a SQL:2003 exception in the specification.
The only caller of this method is handle_sql2003_note184_exception(),
see the code there for more details.
Note that this method breaks the object internal integrity, by
removing it's association with the corresponding SELECT_LEX,
making this object orphan from the parse tree.
No other method, beside the destructor, should be called on this
object, as it is now invalid.
@return the SELECT_LEX structure that was given in the constructor.
*/
st_select_lex* invalidate_and_restore_select_lex();
friend class select_singlerow_subselect;
};
......
sql/sp_head.cc
View file @ f8839a70
......@@ -36,6 +36,7 @@ Item_result
sp_map_result_type(enum enum_field_types type)
{
switch (type) {
case MYSQL_TYPE_BIT:
case MYSQL_TYPE_TINY:
case MYSQL_TYPE_SHORT:
case MYSQL_TYPE_LONG:
......@@ -58,6 +59,7 @@ Item::Type
sp_map_item_type(enum enum_field_types type)
{
switch (type) {
case MYSQL_TYPE_BIT:
case MYSQL_TYPE_TINY:
case MYSQL_TYPE_SHORT:
case MYSQL_TYPE_LONG:
......
sql/sql_cache.cc
View file @ f8839a70
......@@ -1765,8 +1765,18 @@ void Query_cache::free_cache()
{
DBUG_ENTER("Query_cache::free_cache");
if (query_cache_size > 0)
{
flush_cache();
/*
There may be two free_cache() calls in progress, because we
release 'structure_guard_mutex' in flush_cache(). When the second
flush_cache() wakes up from the wait on 'COND_flush_finished', the
first call to free_cache() has done its job. So we have to test
'query_cache_size > 0' the second time to see if the cache wasn't
reset by other thread, or if it was reset and was re-enabled then.
If the cache was reset, then we have nothing to do here.
*/
if (query_cache_size > 0)
{
#ifndef DBUG_OFF
if (bins[0].free_blocks == 0)
{
......@@ -1808,6 +1818,12 @@ void Query_cache::free_cache()
flush_in_progress flag and releases the lock, so other threads may
proceed skipping the cache as if it is disabled. Concurrent
flushes are performed in turn.
After flush_cache() call, the cache is flushed, all the freed
memory is accumulated in bin[0], and the 'structure_guard_mutex'
is locked. However, since we could release the mutex during
execution, the rest of the cache state could have been changed,
and should not be relied on.
*/
void Query_cache::flush_cache()
......
sql/sql_lex.cc
View file @ f8839a70
......@@ -99,6 +99,16 @@ void lex_free(void)
}
void
st_parsing_options::reset()
{
allows_variable= TRUE;
allows_select_into= TRUE;
allows_select_procedure= TRUE;
allows_derived= TRUE;
}
/*
This is called before every query that is to be parsed.
Because of this, it's critical to not do too much things here.
......@@ -149,6 +159,7 @@ void lex_start(THD *thd, uchar *buf,uint length)
lex->safe_to_cache_query= 1;
lex->time_zone_tables_used= 0;
lex->leaf_tables_insert= 0;
lex->parsing_options.reset();
lex->empty_field_list_on_rset= 0;
lex->select_lex.select_number= 1;
lex->next_state=MY_LEX_START;
......
sql/sql_lex.h
View file @ f8839a70
......@@ -884,10 +884,8 @@ struct st_parsing_options
bool allows_select_procedure;
bool allows_derived;
st_parsing_options()
: allows_variable(TRUE), allows_select_into(TRUE),
allows_select_procedure(TRUE), allows_derived(TRUE)
{}
st_parsing_options() { reset(); }
void reset();
};
......
sql/sql_yacc.yy
View file @ f8839a70
......@@ -58,15 +58,6 @@ const LEX_STRING null_lex_str={0,0};
YYABORT; \
}
/* Helper for parsing "IS [NOT] truth_value" */
inline Item *is_truth_value(Item *A, bool v1, bool v2)
{
return new Item_func_if(create_func_ifnull(A,
new Item_int((char *) (v2 ? "TRUE" : "FALSE"), v2, 1)),
new Item_int((char *) (v1 ? "TRUE" : "FALSE"), v1, 1),
new Item_int((char *) (v1 ? "FALSE" : "TRUE"),!v1, 1));
}
#ifndef DBUG_OFF
#define YYDEBUG 1
#else
......@@ -276,6 +267,81 @@ void case_stmt_action_end_case(LEX *lex, bool simple)
lex->sphead->do_cont_backpatch();
}
/**
Helper to resolve the SQL:2003 Syntax exception 1) in <in predicate>.
See SQL:2003, Part 2, section 8.4 <in predicate>, Note 184, page 383.
This function returns the proper item for the SQL expression
<code>left [NOT] IN ( expr )</code>
@param thd the current thread
@param left the in predicand
@param equal true for IN predicates, false for NOT IN predicates
@param expr first and only expression of the in value list
@return an expression representing the IN predicate.
*/
Item* handle_sql2003_note184_exception(THD *thd, Item* left, bool equal,
Item *expr)
{
/*
Relevant references for this issue:
- SQL:2003, Part 2, section 8.4 <in predicate>, page 383,
- SQL:2003, Part 2, section 7.2 <row value expression>, page 296,
- SQL:2003, Part 2, section 6.3 <value expression primary>, page 174,
- SQL:2003, Part 2, section 7.15 <subquery>, page 370,
- SQL:2003 Feature F561, "Full value expressions".
The exception in SQL:2003 Note 184 means:
Item_singlerow_subselect, which corresponds to a <scalar subquery>,
should be re-interpreted as an Item_in_subselect, which corresponds
to a <table subquery> when used inside an <in predicate>.
Our reading of Note 184 is reccursive, so that all:
- IN (( <subquery> ))
- IN ((( <subquery> )))
- IN '('^N <subquery> ')'^N
- etc
should be interpreted as a <table subquery>, no matter how deep in the
expression the <subquery> is.
*/
Item *result;
DBUG_ENTER("handle_sql2003_note184_exception");
if (expr->type() == Item::SUBSELECT_ITEM)
{
Item_subselect *expr2 = (Item_subselect*) expr;
if (expr2->substype() == Item_subselect::SINGLEROW_SUBS)
{
Item_singlerow_subselect *expr3 = (Item_singlerow_subselect*) expr2;
st_select_lex *subselect;
/*
Implement the mandated change, by altering the semantic tree:
left IN Item_singlerow_subselect(subselect)
is modified to
left IN (subselect)
which is represented as
Item_in_subselect(left, subselect)
*/
subselect= expr3->invalidate_and_restore_select_lex();
result= new (thd->mem_root) Item_in_subselect(left, subselect);
if (! equal)
result = negate_expression(thd, result);
DBUG_RETURN(result);
}
}
if (equal)
result= new (thd->mem_root) Item_func_eq(left, expr);
else
result= new (thd->mem_root) Item_func_ne(left, expr);
DBUG_RETURN(result);
}
%}
%union {
int num;
......@@ -4382,13 +4448,18 @@ bool_factor:
| bool_test ;
bool_test:
bool_pri IS TRUE_SYM { $$= is_truth_value($1,1,0); }
| bool_pri IS not TRUE_SYM { $$= is_truth_value($1,0,0); }
| bool_pri IS FALSE_SYM { $$= is_truth_value($1,0,1); }
| bool_pri IS not FALSE_SYM { $$= is_truth_value($1,1,1); }
bool_pri IS TRUE_SYM
{ $$= new (YYTHD->mem_root) Item_func_istrue($1); }
| bool_pri IS not TRUE_SYM
{ $$= new (YYTHD->mem_root) Item_func_isnottrue($1); }
| bool_pri IS FALSE_SYM
{ $$= new (YYTHD->mem_root) Item_func_isfalse($1); }
| bool_pri IS not FALSE_SYM
{ $$= new (YYTHD->mem_root) Item_func_isnotfalse($1); }
| bool_pri IS UNKNOWN_SYM { $$= new Item_func_isnull($1); }
| bool_pri IS not UNKNOWN_SYM { $$= new Item_func_isnotnull($1); }
| bool_pri ;
| bool_pri
;
bool_pri:
bool_pri IS NULL_SYM { $$= new Item_func_isnull($1); }
......@@ -4402,28 +4473,34 @@ bool_pri:
predicate:
bit_expr IN_SYM '(' subselect ')'
{ $$= new Item_in_subselect($1, $4); }
{
$$= new (YYTHD->mem_root) Item_in_subselect($1, $4);
}
| bit_expr not IN_SYM '(' subselect ')'
{ $$= negate_expression(YYTHD, new Item_in_subselect($1, $5)); }
{
THD *thd= YYTHD;
Item *item= new (thd->mem_root) Item_in_subselect($1, $5);
$$= negate_expression(thd, item);
}
| bit_expr IN_SYM '(' expr ')'
{
$$= new Item_func_eq($1, $4);
$$= handle_sql2003_note184_exception(YYTHD, $1, true, $4);
}
| bit_expr IN_SYM '(' expr ',' expr_list ')'
{
$6->push_front($4);
$6->push_front($1);
$$= new Item_func_in(*$6);
$$= new (YYTHD->mem_root) Item_func_in(*$6);
}
| bit_expr not IN_SYM '(' expr ')'
{
$$= new Item_func_ne($1, $5);
$$= handle_sql2003_note184_exception(YYTHD, $1, false, $5);
}
| bit_expr not IN_SYM '(' expr ',' expr_list ')'
{
$7->push_front($5);
$7->push_front($1);
Item_func_in *item = new Item_func_in(*$7);
Item_func_in *item = new (YYTHD->mem_root) Item_func_in(*$7);
item->negate();
$$= item;
}
......
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