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Merge spetrunia@bk-internal.mysql.com:/home/bk/mysql-5.1-new

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into mysql.com:/home/psergey/mysql-5.1-ppruning-r4


sql/sql_update.cc:
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2006-01-04 11:25:48 +03:00
parent 1aacfd4fb4 3004081129
commit de69ff3d63
14 changed files with 977 additions and 233 deletions
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7
mysql-test/r/partition.result
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@ -148,3 +148,10 @@ t1 CREATE TABLE `t1` (
`b` int(11) default NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 PARTITION BY RANGE (a) (PARTITION x1 VALUES LESS THAN (6) ENGINE = MyISAM, PARTITION x3 VALUES LESS THAN (8) ENGINE = MyISAM, PARTITION x4 VALUES LESS THAN (10) ENGINE = MyISAM, PARTITION x5 VALUES LESS THAN (12) ENGINE = MyISAM, PARTITION x6 VALUES LESS THAN (14) ENGINE = MyISAM, PARTITION x7 VALUES LESS THAN (16) ENGINE = MyISAM, PARTITION x8 VALUES LESS THAN (18) ENGINE = MyISAM, PARTITION x9 VALUES LESS THAN (20) ENGINE = MyISAM)
drop table t1;
create table t1 (a int not null, b int not null) partition by LIST (a+b) (
partition p0 values in (12),
partition p1 values in (14)
);
insert into t1 values (10,1);
ERROR HY000: Table has no partition for value 11
drop table t1;

45
mysql-test/r/partition_pruning.result
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@ -259,3 +259,48 @@ explain partitions select * from t1 where a is not null;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p0,p1 ALL NULL NULL NULL NULL 2 Using where
drop table t1;
create table t1 (a int not null, b int not null, key(a), key(b))
partition by hash(a) partitions 4;
insert into t1 values (1,1),(2,2),(3,3),(4,4);
explain partitions
select * from t1 X, t1 Y
where X.b = Y.b and (X.a=1 or X.a=2) and (Y.a=2 or Y.a=3);
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE X p1,p2 ALL a,b NULL NULL NULL 4 Using where
1 SIMPLE Y p2,p3 ref a,b b 4 test.X.b 2 Using where
explain partitions
select * from t1 X, t1 Y where X.a = Y.a and (X.a=1 or X.a=2);
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE X p1,p2 ALL a NULL NULL NULL 4 Using where
1 SIMPLE Y p1,p2 ref a a 4 test.X.a 2
drop table t1;
create table t1 (a int) partition by hash(a) partitions 20;
insert into t1 values (1),(2),(3);
explain partitions select * from t1 where a > 1 and a < 3;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p2 ALL NULL NULL NULL NULL 3 Using where
explain partitions select * from t1 where a >= 1 and a < 3;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p1,p2 ALL NULL NULL NULL NULL 3 Using where
explain partitions select * from t1 where a > 1 and a <= 3;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p2,p3 ALL NULL NULL NULL NULL 3 Using where
explain partitions select * from t1 where a >= 1 and a <= 3;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p1,p2,p3 ALL NULL NULL NULL NULL 3 Using where
drop table t1;
create table t1 (a int, b int)
partition by list(a) subpartition by hash(b) subpartitions 20
(
partition p0 values in (0),
partition p1 values in (1),
partition p2 values in (2),
partition p3 values in (3)
);
insert into t1 values (1,1),(2,2),(3,3);
explain partitions select * from t1 where b > 1 and b < 3;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p0_sp2,p1_sp2,p2_sp2,p3_sp2 ALL NULL NULL NULL NULL 3 Using where
explain partitions select * from t1 where b > 1 and b < 3 and (a =1 or a =2);
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p1_sp2,p2_sp2 ALL NULL NULL NULL NULL 3 Using where

11
mysql-test/t/partition.test
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@ -203,3 +203,14 @@ ALTER TABLE t1 REORGANISE PARTITION x0,x1,x2 INTO
(PARTITION x1 VALUES LESS THAN (6));
show create table t1;
drop table t1;
# Testcase for BUG#15819
create table t1 (a int not null, b int not null) partition by LIST (a+b) (
partition p0 values in (12),
partition p1 values in (14)
);
--error ER_NO_PARTITION_FOR_GIVEN_VALUE
insert into t1 values (10,1);
drop table t1;

38
mysql-test/t/partition_pruning.test
View File

@ -230,9 +230,45 @@ create table t1 (a int) partition by hash(a) partitions 2;
insert into t1 values (1),(2);
explain partitions select * from t1 where a is null;
# this selects both
# this uses both partitions
explain partitions select * from t1 where a is not null;
drop table t1;
# Join tests
create table t1 (a int not null, b int not null, key(a), key(b))
partition by hash(a) partitions 4;
insert into t1 values (1,1),(2,2),(3,3),(4,4);
explain partitions
select * from t1 X, t1 Y
where X.b = Y.b and (X.a=1 or X.a=2) and (Y.a=2 or Y.a=3);
explain partitions
select * from t1 X, t1 Y where X.a = Y.a and (X.a=1 or X.a=2);
drop table t1;
# Tests for "short ranges"
create table t1 (a int) partition by hash(a) partitions 20;
insert into t1 values (1),(2),(3);
explain partitions select * from t1 where a > 1 and a < 3;
explain partitions select * from t1 where a >= 1 and a < 3;
explain partitions select * from t1 where a > 1 and a <= 3;
explain partitions select * from t1 where a >= 1 and a <= 3;
drop table t1;
create table t1 (a int, b int)
partition by list(a) subpartition by hash(b) subpartitions 20
(
partition p0 values in (0),
partition p1 values in (1),
partition p2 values in (2),
partition p3 values in (3)
);
insert into t1 values (1,1),(2,2),(3,3);
explain partitions select * from t1 where b > 1 and b < 3;
explain partitions select * from t1 where b > 1 and b < 3 and (a =1 or a =2);
# No tests for NULLs in RANGE(monotonic_expr()) - they depend on BUG#15447
# being fixed.