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merge of bug#1364811 into mysql-5.5

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This commit is contained in:
Mattias Jonsson
2012-03-14 21:57:15 +01:00
parent cfea7c7dfc f8eb62625f
commit aaf0e5d604
5 changed files with 289 additions and 148 deletions
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29
mysql-test/r/partition_innodb.result
View File

@ -1,5 +1,34 @@
drop table if exists t1, t2;
#
# Bug#13694811: THE OPTIMIZER WRONGLY USES THE FIRST
# INNODB PARTITION STATISTICS
#
CREATE TABLE t1
(a INT,
b varchar(64),
PRIMARY KEY (a),
KEY (b))
ENGINE = InnoDB
PARTITION BY RANGE (a)
SUBPARTITION BY HASH (a) SUBPARTITIONS 10
(PARTITION pNeg VALUES LESS THAN (0),
PARTITION p0 VALUES LESS THAN (1000),
PARTITION pMAX VALUES LESS THAN MAXVALUE);
# Only one row in the first 10 subpartitions
INSERT INTO t1 VALUES (-1, 'Only negative pk value');
INSERT INTO t1 VALUES (0, 'Mod Zero'), (1, 'One'), (2, 'Two'), (3, 'Three'),
(10, 'Zero'), (11, 'Mod One'), (12, 'Mod Two'), (13, 'Mod Three'),
(20, '0'), (21, '1'), (22, '2'), (23, '3'),
(4, '4'), (5, '5'), (6, '6'), (7, '7'), (8, '8'), (9, '9');
INSERT INTO t1 SELECT a + 30, b FROM t1 WHERE a >= 0;
ANALYZE TABLE t1;
Table Op Msg_type Msg_text
test.t1 analyze status OK
EXPLAIN SELECT b FROM t1 WHERE b between 'L' and 'N' AND a > -100;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range PRIMARY,b b 67 NULL 18 Using where; Using index
DROP TABLE t1;
#
# Bug#56287: crash when using Partition datetime in sub in query
#
CREATE TABLE t1

86
mysql-test/r/partition_pruning.result
View File

@ -18,7 +18,7 @@ id select_type table partitions type possible_keys key key_len ref rows Extra
# # # # # # # # # 3 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a < 7;
id select_type table partitions type possible_keys key key_len ref rows Extra
# # # # # # # # # 9 #
# # # # # # # # # 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a <= 1;
id select_type table partitions type possible_keys key key_len ref rows Extra
# # # # # # # # # 3 #
@ -105,7 +105,7 @@ a
6
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a < 7;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p0,p1,p2,p3,p4,p5,max range PRIMARY PRIMARY 4 NULL 9 Using where; Using index
1 SIMPLE t1 p0,p1,p2,p3,p4,p5,max index PRIMARY PRIMARY 4 NULL 10 Using where; Using index
SELECT * FROM t1 WHERE a <= 1;
a
-1
@ -168,7 +168,7 @@ a
6
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a <= 6;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p0,p1,p2,p3,p4,p5,max range PRIMARY PRIMARY 4 NULL 9 Using where; Using index
1 SIMPLE t1 p0,p1,p2,p3,p4,p5,max index PRIMARY PRIMARY 4 NULL 10 Using where; Using index
SELECT * FROM t1 WHERE a <= 7;
a
-1
@ -182,7 +182,7 @@ a
7
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a <= 7;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p0,p1,p2,p3,p4,p5,max range PRIMARY PRIMARY 4 NULL 9 Using where; Using index
1 SIMPLE t1 p0,p1,p2,p3,p4,p5,max index PRIMARY PRIMARY 4 NULL 10 Using where; Using index
SELECT * FROM t1 WHERE a = 1;
a
1
@ -424,7 +424,7 @@ a
5
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a < 6;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p0,p1,p2,p3,p4,max range PRIMARY PRIMARY 4 NULL 8 Using where; Using index
1 SIMPLE t1 p0,p1,p2,p3,p4,max index PRIMARY PRIMARY 4 NULL 9 Using where; Using index
SELECT * FROM t1 WHERE a <= 1;
a
-1
@ -474,7 +474,7 @@ a
5
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a <= 5;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p0,p1,p2,p3,p4,max range PRIMARY PRIMARY 4 NULL 8 Using where; Using index
1 SIMPLE t1 p0,p1,p2,p3,p4,max index PRIMARY PRIMARY 4 NULL 9 Using where; Using index
SELECT * FROM t1 WHERE a <= 6;
a
-1
@ -487,7 +487,7 @@ a
6
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a <= 6;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p0,p1,p2,p3,p4,max range PRIMARY PRIMARY 4 NULL 8 Using where; Using index
1 SIMPLE t1 p0,p1,p2,p3,p4,max index PRIMARY PRIMARY 4 NULL 9 Using where; Using index
SELECT * FROM t1 WHERE a = 1;
a
1
@ -744,13 +744,13 @@ a
1001-01-01
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a < '1001-01-01';
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 pNULL,p0001-01-01,p1001-01-01 range a a 4 NULL 3 Using where; Using index
1 SIMPLE t1 pNULL,p0001-01-01,p1001-01-01 index a a 4 NULL 6 Using where; Using index
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a <= '1001-01-01';
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 pNULL,p0001-01-01,p1001-01-01 range a a 4 NULL 3 Using where; Using index
1 SIMPLE t1 pNULL,p0001-01-01,p1001-01-01 index a a 4 NULL 6 Using where; Using index
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a >= '1001-01-01';
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 pNULL,p1001-01-01,p2001-01-01 range a a 4 NULL 4 Using where; Using index
1 SIMPLE t1 pNULL,p1001-01-01,p2001-01-01 range a a 4 NULL 3 Using where; Using index
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a > '1001-01-01';
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 pNULL,p2001-01-01 range a a 4 NULL 3 Using where; Using index
@ -759,26 +759,26 @@ id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p1001-01-01 system a NULL NULL NULL 1
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a < '1001-00-00';
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 pNULL,p0001-01-01,p1001-01-01 range a a 4 NULL 3 Using where; Using index
1 SIMPLE t1 pNULL,p0001-01-01,p1001-01-01 index a a 4 NULL 6 Using where; Using index
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a <= '1001-00-00';
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 pNULL,p0001-01-01,p1001-01-01 range a a 4 NULL 3 Using where; Using index
1 SIMPLE t1 pNULL,p0001-01-01,p1001-01-01 index a a 4 NULL 6 Using where; Using index
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a >= '1001-00-00';
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 pNULL,p1001-01-01,p2001-01-01 range a a 4 NULL 4 Using where; Using index
1 SIMPLE t1 pNULL,p1001-01-01,p2001-01-01 range a a 4 NULL 3 Using where; Using index
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a > '1001-00-00';
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 pNULL,p1001-01-01,p2001-01-01 range a a 4 NULL 4 Using where; Using index
1 SIMPLE t1 pNULL,p1001-01-01,p2001-01-01 range a a 4 NULL 3 Using where; Using index
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a = '1001-00-00';
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 pNULL ref a a 4 const 1 Using where; Using index
# Disabling warnings for the invalid date
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a < '1999-02-31';
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 pNULL,p0001-01-01,p1001-01-01,p2001-01-01 range a a 4 NULL 5 Using where; Using index
1 SIMPLE t1 pNULL,p0001-01-01,p1001-01-01,p2001-01-01 range a a 4 NULL 4 Using where; Using index
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a <= '1999-02-31';
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 pNULL,p0001-01-01,p1001-01-01,p2001-01-01 range a a 4 NULL 5 Using where; Using index
1 SIMPLE t1 pNULL,p0001-01-01,p1001-01-01,p2001-01-01 range a a 4 NULL 4 Using where; Using index
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a >= '1999-02-31';
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 pNULL,p2001-01-01 index a a 4 NULL 4 Using where; Using index
@ -790,16 +790,16 @@ id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 pNULL ref a a 4 const 1 Using where; Using index
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a BETWEEN '0000-00-00' AND '1002-00-00';
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 pNULL,p0001-01-01,p1001-01-01,p2001-01-01 range a a 4 NULL 5 Using where; Using index
1 SIMPLE t1 pNULL,p0001-01-01,p1001-01-01,p2001-01-01 range a a 4 NULL 4 Using where; Using index
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a BETWEEN '0000-00-00' AND '1001-01-01';
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 pNULL,p0001-01-01,p1001-01-01 range a a 4 NULL 3 Using where; Using index
1 SIMPLE t1 pNULL,p0001-01-01,p1001-01-01 index a a 4 NULL 6 Using where; Using index
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a BETWEEN '0001-01-02' AND '1002-00-00';
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 pNULL,p1001-01-01,p2001-01-01 range a a 4 NULL 3 Using where; Using index
1 SIMPLE t1 pNULL,p1001-01-01,p2001-01-01 index a a 4 NULL 5 Using where; Using index
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a BETWEEN '0001-01-01' AND '1001-01-01';
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 pNULL,p0001-01-01,p1001-01-01 range a a 4 NULL 3 Using where; Using index
1 SIMPLE t1 pNULL,p0001-01-01,p1001-01-01 index a a 4 NULL 6 Using where; Using index
# test without index
ALTER TABLE t1 DROP KEY a;
SELECT * FROM t1 WHERE a < '1001-01-01';
@ -1076,7 +1076,7 @@ id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p0001-01-01,pNULL,p0000-01-02 range a a 4 NULL 3 Using where; Using index
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a <= '1001-01-01';
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p0001-01-01,pNULL,p0000-01-02,p1001-01-01 range a a 4 NULL 4 Using where; Using index
1 SIMPLE t1 p0001-01-01,pNULL,p0000-01-02,p1001-01-01 range a a 4 NULL 3 Using where; Using index
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a >= '1001-01-01';
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p2001-01-01,pNULL,p1001-01-01 range a a 4 NULL 4 Using where; Using index
@ -1104,10 +1104,10 @@ id select_type table partitions type possible_keys key key_len ref rows Extra
# Disabling warnings for the invalid date
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a < '1999-02-31';
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p0001-01-01,pNULL,p0000-01-02,p1001-01-01 range a a 4 NULL 5 Using where; Using index
1 SIMPLE t1 p0001-01-01,pNULL,p0000-01-02,p1001-01-01 range a a 4 NULL 4 Using where; Using index
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a <= '1999-02-31';
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p0001-01-01,pNULL,p0000-01-02,p1001-01-01 range a a 4 NULL 5 Using where; Using index
1 SIMPLE t1 p0001-01-01,pNULL,p0000-01-02,p1001-01-01 range a a 4 NULL 4 Using where; Using index
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a >= '1999-02-31';
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p2001-01-01,pNULL index a a 4 NULL 4 Using where; Using index
@ -1119,10 +1119,10 @@ id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 pNULL ref a a 4 const 1 Using where; Using index
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a BETWEEN '0000-00-00' AND '1002-00-00';
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p0001-01-01,pNULL,p0000-01-02,p1001-01-01 range a a 4 NULL 5 Using where; Using index
1 SIMPLE t1 p0001-01-01,pNULL,p0000-01-02,p1001-01-01 range a a 4 NULL 4 Using where; Using index
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a BETWEEN '0000-00-00' AND '1001-01-01';
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p0001-01-01,pNULL,p0000-01-02,p1001-01-01 range a a 4 NULL 4 Using where; Using index
1 SIMPLE t1 p0001-01-01,pNULL,p0000-01-02,p1001-01-01 range a a 4 NULL 3 Using where; Using index
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a BETWEEN '0001-01-02' AND '1002-00-00';
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 pNULL,p1001-01-01 index a a 4 NULL 4 Using where; Using index
@ -1405,7 +1405,7 @@ id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p0001-01-01,pNULL,p0000-01-02 range a a 4 NULL 3 Using where; Using index
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a <= '1001-01-01';
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p0001-01-01,pNULL,p0000-01-02,p1001-01-01 range a a 4 NULL 4 Using where; Using index
1 SIMPLE t1 p0001-01-01,pNULL,p0000-01-02,p1001-01-01 range a a 4 NULL 3 Using where; Using index
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a >= '1001-01-01';
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p2001-01-01,pNULL,p1001-01-01 range a a 4 NULL 4 Using where; Using index
@ -1433,10 +1433,10 @@ id select_type table partitions type possible_keys key key_len ref rows Extra
# Disabling warnings for the invalid date
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a < '1999-02-31';
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p0001-01-01,pNULL,p0000-01-02,p1001-01-01 range a a 4 NULL 5 Using where; Using index
1 SIMPLE t1 p0001-01-01,pNULL,p0000-01-02,p1001-01-01 range a a 4 NULL 4 Using where; Using index
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a <= '1999-02-31';
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p0001-01-01,pNULL,p0000-01-02,p1001-01-01 range a a 4 NULL 5 Using where; Using index
1 SIMPLE t1 p0001-01-01,pNULL,p0000-01-02,p1001-01-01 range a a 4 NULL 4 Using where; Using index
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a >= '1999-02-31';
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p2001-01-01,pNULL index a a 4 NULL 4 Using where; Using index
@ -1448,10 +1448,10 @@ id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 pNULL ref a a 4 const 1 Using where; Using index
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a BETWEEN '0000-00-00' AND '1002-00-00';
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p0001-01-01,pNULL,p0000-01-02,p1001-01-01 range a a 4 NULL 5 Using where; Using index
1 SIMPLE t1 p0001-01-01,pNULL,p0000-01-02,p1001-01-01 range a a 4 NULL 4 Using where; Using index
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a BETWEEN '0000-00-00' AND '1001-01-01';
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p0001-01-01,pNULL,p0000-01-02,p1001-01-01 range a a 4 NULL 4 Using where; Using index
1 SIMPLE t1 p0001-01-01,pNULL,p0000-01-02,p1001-01-01 range a a 4 NULL 3 Using where; Using index
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a BETWEEN '0001-01-02' AND '1002-00-00';
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 pNULL,p1001-01-01 index a a 4 NULL 4 Using where; Using index
@ -2866,18 +2866,18 @@ id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t2 p0,p1,p2 ALL NULL NULL NULL NULL 510 Using where
explain partitions select * from t2 where b = 4;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t2 p0,p1,p2,p3,p4 ref b b 5 const 76 Using where
1 SIMPLE t2 p0,p1,p2,p3,p4 ref b b 5 const 96 Using where
explain extended select * from t2 where b = 6;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t2 ref b b 5 const 76 100.00 Using where
1 SIMPLE t2 ref b b 5 const 96 100.00 Using where
Warnings:
Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b` from `test`.`t2` where (`test`.`t2`.`b` = 6)
explain partitions select * from t2 where b = 6;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t2 p0,p1,p2,p3,p4 ref b b 5 const 76 Using where
1 SIMPLE t2 p0,p1,p2,p3,p4 ref b b 5 const 96 Using where
explain extended select * from t2 where b in (1,3,5);
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t2 ALL b NULL NULL NULL 910 40.66 Using where
1 SIMPLE t2 ALL b NULL NULL NULL 910 51.65 Using where
Warnings:
Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b` from `test`.`t2` where (`test`.`t2`.`b` in (1,3,5))
explain partitions select * from t2 where b in (1,3,5);
@ -2885,7 +2885,7 @@ id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t2 p0,p1,p2,p3,p4 ALL b NULL NULL NULL 910 Using where
explain extended select * from t2 where b in (2,4,6);
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t2 ALL b NULL NULL NULL 910 25.05 Using where
1 SIMPLE t2 ALL b NULL NULL NULL 910 31.65 Using where
Warnings:
Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b` from `test`.`t2` where (`test`.`t2`.`b` in (2,4,6))
explain partitions select * from t2 where b in (2,4,6);
@ -2893,7 +2893,7 @@ id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t2 p0,p1,p2,p3,p4 ALL b NULL NULL NULL 910 Using where
explain extended select * from t2 where b in (7,8,9);
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t2 ALL b NULL NULL NULL 910 36.70 Using where
1 SIMPLE t2 ALL b NULL NULL NULL 910 19.12 Using where
Warnings:
Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b` from `test`.`t2` where (`test`.`t2`.`b` in (7,8,9))
explain partitions select * from t2 where b in (7,8,9);
@ -2901,7 +2901,7 @@ id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t2 p0,p1,p2,p3,p4 ALL b NULL NULL NULL 910 Using where
explain extended select * from t2 where b > 5;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t2 ALL b NULL NULL NULL 910 44.84 Using where
1 SIMPLE t2 ALL b NULL NULL NULL 910 29.23 Using where
Warnings:
Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b` from `test`.`t2` where (`test`.`t2`.`b` > 5)
explain partitions select * from t2 where b > 5;
@ -2909,7 +2909,7 @@ id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t2 p0,p1,p2,p3,p4 ALL b NULL NULL NULL 910 Using where
explain extended select * from t2 where b > 5 and b < 8;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t2 ALL b NULL NULL NULL 910 22.09 Using where
1 SIMPLE t2 ALL b NULL NULL NULL 910 28.13 Using where
Warnings:
Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b` from `test`.`t2` where ((`test`.`t2`.`b` > 5) and (`test`.`t2`.`b` < 8))
explain partitions select * from t2 where b > 5 and b < 8;
@ -2917,15 +2917,15 @@ id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t2 p0,p1,p2,p3,p4 ALL b NULL NULL NULL 910 Using where
explain extended select * from t2 where b > 5 and b < 7;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t2 range b b 5 NULL 76 100.00 Using where
1 SIMPLE t2 range b b 5 NULL 96 100.00 Using where
Warnings:
Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b` from `test`.`t2` where ((`test`.`t2`.`b` > 5) and (`test`.`t2`.`b` < 7))
explain partitions select * from t2 where b > 5 and b < 7;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t2 p0,p1,p2,p3,p4 range b b 5 NULL 76 Using where
1 SIMPLE t2 p0,p1,p2,p3,p4 range b b 5 NULL 96 Using where
explain extended select * from t2 where b > 0 and b < 5;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t2 ALL b NULL NULL NULL 910 41.65 Using where
1 SIMPLE t2 ALL b NULL NULL NULL 910 53.19 Using where
Warnings:
Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b` from `test`.`t2` where ((`test`.`t2`.`b` > 0) and (`test`.`t2`.`b` < 5))
explain partitions select * from t2 where b > 0 and b < 5;
@ -2959,10 +2959,10 @@ flush status;
delete from t2 where b = 7;
show status like 'Handler_read_rnd_next';
Variable_name Value
Handler_read_rnd_next 0
Handler_read_rnd_next 1215
show status like 'Handler_read_key';
Variable_name Value
Handler_read_key 5
Handler_read_key 0
flush status;
delete from t2 where b > 5;
show status like 'Handler_read_rnd_next';

29
mysql-test/t/partition_innodb.test
View File

@ -8,6 +8,35 @@ drop table if exists t1, t2;
let $MYSQLD_DATADIR= `SELECT @@datadir`;
--echo #
--echo # Bug#13694811: THE OPTIMIZER WRONGLY USES THE FIRST
--echo # INNODB PARTITION STATISTICS
--echo #
CREATE TABLE t1
(a INT,
b varchar(64),
PRIMARY KEY (a),
KEY (b))
ENGINE = InnoDB
PARTITION BY RANGE (a)
SUBPARTITION BY HASH (a) SUBPARTITIONS 10
(PARTITION pNeg VALUES LESS THAN (0),
PARTITION p0 VALUES LESS THAN (1000),
PARTITION pMAX VALUES LESS THAN MAXVALUE);
--echo # Only one row in the first 10 subpartitions
INSERT INTO t1 VALUES (-1, 'Only negative pk value');
INSERT INTO t1 VALUES (0, 'Mod Zero'), (1, 'One'), (2, 'Two'), (3, 'Three'),
(10, 'Zero'), (11, 'Mod One'), (12, 'Mod Two'), (13, 'Mod Three'),
(20, '0'), (21, '1'), (22, '2'), (23, '3'),
(4, '4'), (5, '5'), (6, '6'), (7, '7'), (8, '8'), (9, '9');
INSERT INTO t1 SELECT a + 30, b FROM t1 WHERE a >= 0;
ANALYZE TABLE t1;
EXPLAIN SELECT b FROM t1 WHERE b between 'L' and 'N' AND a > -100;
DROP TABLE t1;
--echo #
--echo # Bug#56287: crash when using Partition datetime in sub in query
--echo #