mirror of
https://github.com/MariaDB/server.git
synced 2025-11-04 04:46:15 +01:00
109 lines
2.4 KiB
Text
109 lines
2.4 KiB
Text
create table t1 (a int unsigned not null, primary key(a)) engine='MYISAM'
|
|
partition by key (a) (
|
|
partition pa1 max_rows=20 min_rows=2,
|
|
partition pa2 max_rows=30 min_rows=3,
|
|
partition pa3 max_rows=30 min_rows=4,
|
|
partition pa4 max_rows=40 min_rows=2);
|
|
show create table t1;
|
|
Table Create Table
|
|
t1 CREATE TABLE `t1` (
|
|
`a` int(10) unsigned NOT NULL,
|
|
PRIMARY KEY (`a`)
|
|
) ENGINE=MyISAM DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci
|
|
PARTITION BY KEY (`a`)
|
|
(PARTITION `pa1` MAX_ROWS = 20 MIN_ROWS = 2 ENGINE = MyISAM,
|
|
PARTITION `pa2` MAX_ROWS = 30 MIN_ROWS = 3 ENGINE = MyISAM,
|
|
PARTITION `pa3` MAX_ROWS = 30 MIN_ROWS = 4 ENGINE = MyISAM,
|
|
PARTITION `pa4` MAX_ROWS = 40 MIN_ROWS = 2 ENGINE = MyISAM)
|
|
insert into t1 values (4294967295), (4294967294), (4294967293), (4294967292), (1), (2), (65535);
|
|
select * from t1;
|
|
a
|
|
1
|
|
2
|
|
4294967292
|
|
4294967293
|
|
4294967294
|
|
4294967295
|
|
65535
|
|
select * from t1 where a=4294967293;
|
|
a
|
|
4294967293
|
|
delete from t1 where a=4294967293;
|
|
select * from t1;
|
|
a
|
|
1
|
|
2
|
|
4294967292
|
|
4294967294
|
|
4294967295
|
|
65535
|
|
drop table t1;
|
|
create table t2 (a int unsigned not null, primary key(a)) engine='MYISAM'
|
|
partition by key (a) partitions 8;
|
|
show create table t2;
|
|
Table Create Table
|
|
t2 CREATE TABLE `t2` (
|
|
`a` int(10) unsigned NOT NULL,
|
|
PRIMARY KEY (`a`)
|
|
) ENGINE=MyISAM DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci
|
|
PARTITION BY KEY (`a`)
|
|
PARTITIONS 8
|
|
insert into t2 values (4294967295), (4294967294), (4294967293), (4294967292);
|
|
select * from t2;
|
|
a
|
|
4294967292
|
|
4294967293
|
|
4294967294
|
|
4294967295
|
|
select * from t2 where a=4294967293;
|
|
a
|
|
4294967293
|
|
delete from t2 where a=4294967293;
|
|
select * from t2;
|
|
a
|
|
4294967292
|
|
4294967294
|
|
4294967295
|
|
delete from t2;
|
|
65535 inserts;
|
|
select count(*) from t2;
|
|
count(*)
|
|
65535
|
|
drop table t2;
|
|
create table t3 (a int not null, primary key(a)) engine='MYISAM'
|
|
partition by key (a) partitions 7;
|
|
show create table t3;
|
|
Table Create Table
|
|
t3 CREATE TABLE `t3` (
|
|
`a` int(11) NOT NULL,
|
|
PRIMARY KEY (`a`)
|
|
) ENGINE=MyISAM DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci
|
|
PARTITION BY KEY (`a`)
|
|
PARTITIONS 7
|
|
insert into t3 values (2147483647), (2147483646), (2147483645), (2147483644), (-2147483648), (-2147483647), (1), (-1), (0);
|
|
select * from t3;
|
|
a
|
|
-1
|
|
-2147483647
|
|
-2147483648
|
|
0
|
|
1
|
|
2147483644
|
|
2147483645
|
|
2147483646
|
|
2147483647
|
|
select * from t3 where a=2147483645;
|
|
a
|
|
2147483645
|
|
delete from t3 where a=2147483645;
|
|
select * from t3;
|
|
a
|
|
-1
|
|
-2147483647
|
|
-2147483648
|
|
0
|
|
1
|
|
2147483644
|
|
2147483646
|
|
2147483647
|
|
drop table t3;
|