mirror of
https://github.com/MariaDB/server.git
synced 2025-01-19 21:42:35 +01:00
48 lines
1.7 KiB
Text
48 lines
1.7 KiB
Text
DROP TABLE IF EXISTS t1;
|
|
create table t1 (a int)
|
|
partition by range (a)
|
|
subpartition by key (a)
|
|
(partition p0 values less than (10) (subpartition sp00, subpartition sp01),
|
|
partition p1 values less than (20) (subpartition sp10, subpartition sp11));
|
|
alter table t1 reorganize partition p0 into
|
|
(partition p0 values less than (10) (subpartition sp00,
|
|
subpartition sp01, subpartition sp02));
|
|
ERROR HY000: Wrong number of subpartitions defined, mismatch with previous setting
|
|
drop table t1;
|
|
CREATE TABLE t1 (f_date DATE, f_varchar VARCHAR(30))
|
|
PARTITION BY HASH(YEAR(f_date)) PARTITIONS 2;
|
|
SHOW CREATE TABLE t1;
|
|
Table Create Table
|
|
t1 CREATE TABLE `t1` (
|
|
`f_date` date DEFAULT NULL,
|
|
`f_varchar` varchar(30) DEFAULT NULL
|
|
) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (YEAR(f_date)) PARTITIONS 2 */
|
|
hello/master-data/test/t1#P#p0.MYD
|
|
hello/master-data/test/t1#P#p0.MYI
|
|
hello/master-data/test/t1#P#p1.MYD
|
|
hello/master-data/test/t1#P#p1.MYI
|
|
hello/master-data/test/t1.frm
|
|
hello/master-data/test/t1.par
|
|
ALTER TABLE t1 COALESCE PARTITION 1;
|
|
SHOW CREATE TABLE t1;
|
|
Table Create Table
|
|
t1 CREATE TABLE `t1` (
|
|
`f_date` date DEFAULT NULL,
|
|
`f_varchar` varchar(30) DEFAULT NULL
|
|
) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (YEAR(f_date)) PARTITIONS 1 */
|
|
hello/master-data/test/t1#P#p0.MYD
|
|
hello/master-data/test/t1#P#p0.MYI
|
|
hello/master-data/test/t1.frm
|
|
hello/master-data/test/t1.par
|
|
drop table t1;
|
|
create table t1 (a int)
|
|
partition by list (a)
|
|
subpartition by hash (a)
|
|
(partition p11 values in (1,2),
|
|
partition p12 values in (3,4));
|
|
alter table t1 REORGANIZE partition p11, p12 INTO
|
|
(partition p1 values in (1,2,3,4));
|
|
alter table t1 REORGANIZE partition p1 INTO
|
|
(partition p11 values in (1,2),
|
|
partition p12 values in (3,4));
|
|
drop table t1;
|