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Commit 75befe75 authored by Igor Babaev's avatar Igor Babaev
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Merge 5.3->5.5

parents ddd341b7 920c479c
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mysql-test/r/join_outer.result
View file @ 75befe75
......@@ -2071,4 +2071,18 @@ b c d
5 8 88
5 8 81
DROP TABLE t1,t2;
#
# Bug mdev-4336: LEFT JOIN with disjunctive
# <non-nullable datetime field> IS NULL in WHERE
# causes a hang and eventual crash
#
CREATE TABLE t1 (
id int(11) NOT NULL,
modified datetime NOT NULL,
PRIMARY KEY (id)
);
SELECT a.* FROM t1 a LEFT JOIN t1 b ON a.id = b.id
WHERE a.modified > b.modified or b.modified IS NULL;
id modified
DROP TABLE t1;
SET optimizer_switch=@save_optimizer_switch;
mysql-test/r/join_outer_jcl6.result
View file @ 75befe75
......@@ -2082,6 +2082,20 @@ b c d
5 8 88
5 8 81
DROP TABLE t1,t2;
#
# Bug mdev-4336: LEFT JOIN with disjunctive
# <non-nullable datetime field> IS NULL in WHERE
# causes a hang and eventual crash
#
CREATE TABLE t1 (
id int(11) NOT NULL,
modified datetime NOT NULL,
PRIMARY KEY (id)
);
SELECT a.* FROM t1 a LEFT JOIN t1 b ON a.id = b.id
WHERE a.modified > b.modified or b.modified IS NULL;
id modified
DROP TABLE t1;
SET optimizer_switch=@save_optimizer_switch;
set join_cache_level=default;
show variables like 'join_cache_level';
......
mysql-test/r/select.result
View file @ 75befe75
......@@ -5119,6 +5119,7 @@ SELECT 1 FROM t1 GROUP BY 1;
1
1
drop table t1;
set sql_buffer_result= 0;
#
# Bug #58422: Incorrect result when OUTER JOIN'ing
# with an empty table
......@@ -5322,4 +5323,38 @@ AND Time_zone_id = Time_zone_id
OR Time_zone_id <> Time_zone_id )
AND Use_leap_seconds <> 'N';
Time_zone_id Use_leap_seconds
#
# Bug mdev-4274: result of simplification of OR badly merged
# into embedding AND
#
CREATE TABLE t1 (a int, b int, INDEX idx(b)) ENGINE=MyISAM;
INSERT INTO t1 VALUES (8,8);
CREATE TABLE t2 (c int, INDEX idx(c)) ENGINE=MyISAM;
INSERT INTO t2 VALUES (8), (9);
EXPLAIN EXTENDED
SELECT * FROM t1 INNER JOIN t2 ON ( c = a )
WHERE 1 IS NULL OR b < 33 AND b = c;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 system idx NULL NULL NULL 1 100.00
1 SIMPLE t2 ref idx idx 5 const 1 100.00 Using index
Warnings:
Note 1003 select 8 AS `a`,8 AS `b`,`test`.`t2`.`c` AS `c` from `test`.`t2` where ((`test`.`t2`.`c` = 8) and 1)
SELECT * FROM t1 INNER JOIN t2 ON ( c = a )
WHERE 1 IS NULL OR b < 33 AND b = c;
a b c
8 8 8
DROP TABLE t1,t2;
#
# Bug mdev-4413: another manifestations of bug mdev-2474
# (valgrind complains)
#
CREATE TABLE t1 (a int, b int) ENGINE=MyISAM;
INSERT INTO t1 VALUES (7,1);
CREATE TABLE t2 (c int) ENGINE=MyISAM;
INSERT INTO t2 VALUES (0), (8);
SELECT * FROM t1, t2
WHERE c = a AND
( 0 OR ( b BETWEEN 45 AND 300 OR a > 45 AND a < 100 ) AND b = c );
a b c
DROP TABLE t1, t2;
End of 5.3 tests
mysql-test/r/select_jcl6.result
View file @ 75befe75
......@@ -5130,6 +5130,7 @@ SELECT 1 FROM t1 GROUP BY 1;
1
1
drop table t1;
set sql_buffer_result= 0;
#
# Bug #58422: Incorrect result when OUTER JOIN'ing
# with an empty table
......@@ -5333,6 +5334,40 @@ AND Time_zone_id = Time_zone_id
OR Time_zone_id <> Time_zone_id )
AND Use_leap_seconds <> 'N';
Time_zone_id Use_leap_seconds
#
# Bug mdev-4274: result of simplification of OR badly merged
# into embedding AND
#
CREATE TABLE t1 (a int, b int, INDEX idx(b)) ENGINE=MyISAM;
INSERT INTO t1 VALUES (8,8);
CREATE TABLE t2 (c int, INDEX idx(c)) ENGINE=MyISAM;
INSERT INTO t2 VALUES (8), (9);
EXPLAIN EXTENDED
SELECT * FROM t1 INNER JOIN t2 ON ( c = a )
WHERE 1 IS NULL OR b < 33 AND b = c;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 system idx NULL NULL NULL 1 100.00
1 SIMPLE t2 ref idx idx 5 const 1 100.00 Using index
Warnings:
Note 1003 select 8 AS `a`,8 AS `b`,`test`.`t2`.`c` AS `c` from `test`.`t2` where ((`test`.`t2`.`c` = 8) and 1)
SELECT * FROM t1 INNER JOIN t2 ON ( c = a )
WHERE 1 IS NULL OR b < 33 AND b = c;
a b c
8 8 8
DROP TABLE t1,t2;
#
# Bug mdev-4413: another manifestations of bug mdev-2474
# (valgrind complains)
#
CREATE TABLE t1 (a int, b int) ENGINE=MyISAM;
INSERT INTO t1 VALUES (7,1);
CREATE TABLE t2 (c int) ENGINE=MyISAM;
INSERT INTO t2 VALUES (0), (8);
SELECT * FROM t1, t2
WHERE c = a AND
( 0 OR ( b BETWEEN 45 AND 300 OR a > 45 AND a < 100 ) AND b = c );
a b c
DROP TABLE t1, t2;
End of 5.3 tests
set join_cache_level=default;
show variables like 'join_cache_level';
......
mysql-test/r/select_pkeycache.result
View file @ 75befe75
......@@ -5119,6 +5119,7 @@ SELECT 1 FROM t1 GROUP BY 1;
1
1
drop table t1;
set sql_buffer_result= 0;
#
# Bug #58422: Incorrect result when OUTER JOIN'ing
# with an empty table
......@@ -5322,4 +5323,38 @@ AND Time_zone_id = Time_zone_id
OR Time_zone_id <> Time_zone_id )
AND Use_leap_seconds <> 'N';
Time_zone_id Use_leap_seconds
#
# Bug mdev-4274: result of simplification of OR badly merged
# into embedding AND
#
CREATE TABLE t1 (a int, b int, INDEX idx(b)) ENGINE=MyISAM;
INSERT INTO t1 VALUES (8,8);
CREATE TABLE t2 (c int, INDEX idx(c)) ENGINE=MyISAM;
INSERT INTO t2 VALUES (8), (9);
EXPLAIN EXTENDED
SELECT * FROM t1 INNER JOIN t2 ON ( c = a )
WHERE 1 IS NULL OR b < 33 AND b = c;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 system idx NULL NULL NULL 1 100.00
1 SIMPLE t2 ref idx idx 5 const 1 100.00 Using index
Warnings:
Note 1003 select 8 AS `a`,8 AS `b`,`test`.`t2`.`c` AS `c` from `test`.`t2` where ((`test`.`t2`.`c` = 8) and 1)
SELECT * FROM t1 INNER JOIN t2 ON ( c = a )
WHERE 1 IS NULL OR b < 33 AND b = c;
a b c
8 8 8
DROP TABLE t1,t2;
#
# Bug mdev-4413: another manifestations of bug mdev-2474
# (valgrind complains)
#
CREATE TABLE t1 (a int, b int) ENGINE=MyISAM;
INSERT INTO t1 VALUES (7,1);
CREATE TABLE t2 (c int) ENGINE=MyISAM;
INSERT INTO t2 VALUES (0), (8);
SELECT * FROM t1, t2
WHERE c = a AND
( 0 OR ( b BETWEEN 45 AND 300 OR a > 45 AND a < 100 ) AND b = c );
a b c
DROP TABLE t1, t2;
End of 5.3 tests
mysql-test/r/subselect_sj2_mat.result
View file @ 75befe75
......@@ -1377,7 +1377,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra
2 MATERIALIZED t2 ALL NULL NULL NULL NULL 2 100.00 Using where
2 MATERIALIZED t3 hash_ALL NULL #hash#$hj 5 test.t2.i2 3 100.00 Using where; Using join buffer (flat, BNLH join)
Warnings:
Note 1003 select `test`.`t1`.`i1` AS `i1` from `test`.`t1` semi join (`test`.`t2` join `test`.`t3`) where ((`test`.`t3`.`i3` = `test`.`t2`.`i2`) and (`test`.`t1`.`i1` = `test`.`t2`.`i2`) and (`test`.`t3`.`i3` > 0))
Note 1003 select `test`.`t1`.`i1` AS `i1` from `test`.`t1` semi join (`test`.`t2` join `test`.`t3`) where ((`test`.`t3`.`i3` = `test`.`t2`.`i2`) and (`test`.`t1`.`i1` = `test`.`t2`.`i2`) and (`test`.`t2`.`i2` > 0))
SELECT * FROM t1
WHERE i1 IN (SELECT i3 FROM t2, t3 WHERE i3 > 0 AND i3 = i2 OR 1=2);
i1
......
mysql-test/r/type_datetime.result
View file @ 75befe75
......@@ -665,6 +665,22 @@ Warning 1292 Incorrect datetime value: '10:19:31'
Warning 1292 Incorrect datetime value: '22:55:23'
Warning 1292 Incorrect datetime value: '10:19:31'
drop table t1;
#
# Semantics of the condition <non-nullable datetime field> IS NULL
# when the field belongs to an inner table of an outer join
#
create table t1 (a int, b date not null);
insert t1 values (1, 0), (2, '1999-01-02');
create table t2 (c int);
insert t2 values (1),(3);
select * from t2 left join t1 on t1.a=t2.c where t1.a is null;
c a b
3 NULL NULL
select * from t2 left join t1 on t1.a=t2.c where t1.b is null;
c a b
1 1 0000-00-00
3 NULL NULL
drop table t1,t2;
End of 5.3 tests
#
# Start of 5.5 tests
......
mysql-test/t/join_outer.test
View file @ 75befe75
......@@ -1622,4 +1622,21 @@ ORDER BY t1.b;
DROP TABLE t1,t2;
--echo #
--echo # Bug mdev-4336: LEFT JOIN with disjunctive
--echo # <non-nullable datetime field> IS NULL in WHERE
--echo # causes a hang and eventual crash
--echo #
CREATE TABLE t1 (
id int(11) NOT NULL,
modified datetime NOT NULL,
PRIMARY KEY (id)
);
SELECT a.* FROM t1 a LEFT JOIN t1 b ON a.id = b.id
WHERE a.modified > b.modified or b.modified IS NULL;
DROP TABLE t1;
SET optimizer_switch=@save_optimizer_switch;
mysql-test/t/select.test
View file @ 75befe75
......@@ -4289,6 +4289,7 @@ SELECT f1 FROM t1 GROUP BY 1;
SELECT f1 FROM t1 GROUP BY '123' = 'abc';
SELECT 1 FROM t1 GROUP BY 1;
drop table t1;
set sql_buffer_result= 0;
--echo #
......@@ -4479,5 +4480,41 @@ WHERE ( NOT (Use_leap_seconds <= Use_leap_seconds AND Time_zone_id != 1)
OR Time_zone_id <> Time_zone_id )
AND Use_leap_seconds <> 'N';
--echo #
--echo # Bug mdev-4274: result of simplification of OR badly merged
--echo # into embedding AND
--echo #
CREATE TABLE t1 (a int, b int, INDEX idx(b)) ENGINE=MyISAM;
INSERT INTO t1 VALUES (8,8);
CREATE TABLE t2 (c int, INDEX idx(c)) ENGINE=MyISAM;
INSERT INTO t2 VALUES (8), (9);
EXPLAIN EXTENDED
SELECT * FROM t1 INNER JOIN t2 ON ( c = a )
WHERE 1 IS NULL OR b < 33 AND b = c;
SELECT * FROM t1 INNER JOIN t2 ON ( c = a )
WHERE 1 IS NULL OR b < 33 AND b = c;
DROP TABLE t1,t2;
--echo #
--echo # Bug mdev-4413: another manifestations of bug mdev-2474
--echo # (valgrind complains)
--echo #
CREATE TABLE t1 (a int, b int) ENGINE=MyISAM;
INSERT INTO t1 VALUES (7,1);
CREATE TABLE t2 (c int) ENGINE=MyISAM;
INSERT INTO t2 VALUES (0), (8);
SELECT * FROM t1, t2
WHERE c = a AND
( 0 OR ( b BETWEEN 45 AND 300 OR a > 45 AND a < 100 ) AND b = c );
DROP TABLE t1, t2;
--echo End of 5.3 tests
mysql-test/t/type_datetime.test
View file @ 75befe75
......@@ -471,6 +471,21 @@ insert into t1 values ('2000-12-03','22:55:23'),('2008-05-03','10:19:31');
select case when d = '2012-12-12' then d else t end as cond, group_concat( d ) from t1 group by cond;
drop table t1;
--echo #
--echo # Semantics of the condition <non-nullable datetime field> IS NULL
--echo # when the field belongs to an inner table of an outer join
--echo #
create table t1 (a int, b date not null);
insert t1 values (1, 0), (2, '1999-01-02');
create table t2 (c int);
insert t2 values (1),(3);
select * from t2 left join t1 on t1.a=t2.c where t1.a is null;
select * from t2 left join t1 on t1.a=t2.c where t1.b is null;
drop table t1,t2;
--echo End of 5.3 tests
--echo #
......
sql/sql_select.cc
View file @ 75befe75
......@@ -13478,7 +13478,27 @@ internal_remove_eq_conds(THD *thd, COND *cond, Item::cond_result *cond_value)
if (new_item_and_list->is_empty())
li.remove();
else
{
Item *list_item;
Item *new_list_item;
uint cnt= new_item_and_list->elements;
List_iterator<Item> it(*new_item_and_list);
while ((list_item= it++))
{
uchar* is_subst_valid= (uchar *) Item::ANY_SUBST;
new_list_item=
list_item->compile(&Item::subst_argument_checker,
&is_subst_valid,
&Item::equal_fields_propagator,
(uchar *) &cond_and->cond_equal);
if (new_list_item != list_item)
it.replace(new_list_item);
new_list_item->update_used_tables();
}
li.replace(*new_item_and_list);
for (cnt--; cnt; cnt--)
item= li++;
}
cond_and_list->concat((List<Item>*) cond_equal_items);
}
else if (new_item->type() == Item::FUNC_ITEM &&
......@@ -13498,7 +13518,13 @@ internal_remove_eq_conds(THD *thd, COND *cond, Item::cond_result *cond_value)
if (new_item->type() == Item::COND_ITEM &&
((Item_cond*) new_item)->functype() ==
((Item_cond*) cond)->functype())
li.replace(*((Item_cond*) new_item)->argument_list());
{
List<Item> *arg_list= ((Item_cond*) new_item)->argument_list();
uint cnt= arg_list->elements;
li.replace(*arg_list);
for ( cnt--; cnt; cnt--)
item= li++;
}
else
li.replace(new_item);
}
......
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