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Reapplied patch for bug18198

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unknown
2007-04-04 16:26:32 +02:00
parent db1aa7e806
commit f66a3c0427
19 changed files with 163 additions and 206 deletions
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58
mysql-test/r/partition_pruning.result
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@ -677,13 +677,12 @@ f_int1 f_int2
9 9
drop table t1;
create table t1 (a char(10) binary)
partition by list(length(a))
(partition p1 values in (1),
partition p2 values in (2),
partition p3 values in (3),
partition p4 values in (4),
partition p5 values in (5)
);
partition by list(ascii(a))
(partition p1 values in (ascii('a')),
partition p2 values in (ascii('b')),
partition p3 values in (ascii('c')),
partition p4 values in (ascii('d')),
partition p5 values in (ascii('e')));
insert into t1 values ('a'),('bb'),('ccc'),('dddd'),('eeEee');
select * from t1 where a>='a' and a <= 'dddd';
a
@ -848,22 +847,57 @@ id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
drop table t1;
create table t1 (a int)
partition by range((a & 0xFF) << 56) (
partition p0 values less than (0x40 << 56),
partition p1 values less than (0x80 << 56),
partition p2 values less than (0xFF << 56)
partition by range(a) (
partition p0 values less than (64),
partition p1 values less than (128),
partition p2 values less than (255)
);
create table t2 (a int)
partition by range(a+0) (
partition p0 values less than (64),
partition p1 values less than (128),
partition p2 values less than (255)
);
insert into t1 values (0x20), (0x20), (0x41), (0x41), (0xFE), (0xFE);
insert into t2 values (0x20), (0x20), (0x41), (0x41), (0xFE), (0xFE);
explain partitions select * from t1 where a=0;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p0 ALL NULL NULL NULL NULL 2 Using where
explain partitions select * from t2 where a=0;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t2 p0 ALL NULL NULL NULL NULL 2 Using where
explain partitions select * from t1 where a=0xFE;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p2 ALL NULL NULL NULL NULL 2 Using where
explain partitions select * from t1 where a>0xFE and a<= 0xFF;
explain partitions select * from t2 where a=0xFE;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t2 p2 ALL NULL NULL NULL NULL 2 Using where
explain partitions select * from t1 where a > 0xFE AND a <= 0xFF;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
explain partitions select * from t2 where a > 0xFE AND a <= 0xFF;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
explain partitions select * from t1 where a >= 0xFE AND a <= 0xFF;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p2 ALL NULL NULL NULL NULL 2 Using where
explain partitions select * from t2 where a >= 0xFE AND a <= 0xFF;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t2 p2 ALL NULL NULL NULL NULL 2 Using where
explain partitions select * from t1 where a < 64 AND a >= 63;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p0 ALL NULL NULL NULL NULL 2 Using where
explain partitions select * from t2 where a < 64 AND a >= 63;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t2 p0 ALL NULL NULL NULL NULL 2 Using where
explain partitions select * from t1 where a <= 64 AND a >= 63;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p0,p1 ALL NULL NULL NULL NULL 4 Using where
explain partitions select * from t2 where a <= 64 AND a >= 63;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t2 p0,p1 ALL NULL NULL NULL NULL 4 Using where
drop table t1;
drop table t2;
create table t1(a bigint unsigned not null) partition by range(a+0) (
partition p1 values less than (10),
partition p2 values less than (20),