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38 lines
1.4 KiB
Text
38 lines
1.4 KiB
Text
DROP TABLE IF EXISTS t1;
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CREATE TABLE t1 (f_date DATE, f_varchar VARCHAR(30))
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PARTITION BY HASH(CAST(YEAR(f_date) AS SIGNED INTEGER)) PARTITIONS 2;
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SHOW CREATE TABLE t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`f_date` date DEFAULT NULL,
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`f_varchar` varchar(30) DEFAULT NULL
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) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (CAST(YEAR(f_date) AS SIGNED INTEGER)) PARTITIONS 2 */
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hello/master-data/test/t1#P#p0.MYD
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hello/master-data/test/t1#P#p0.MYI
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hello/master-data/test/t1#P#p1.MYD
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hello/master-data/test/t1#P#p1.MYI
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hello/master-data/test/t1.frm
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hello/master-data/test/t1.par
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ALTER TABLE t1 COALESCE PARTITION 1;
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SHOW CREATE TABLE t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`f_date` date DEFAULT NULL,
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`f_varchar` varchar(30) DEFAULT NULL
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) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY HASH (CAST(YEAR(f_date) AS SIGNED INTEGER)) PARTITIONS 1 */
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hello/master-data/test/t1#P#p0.MYD
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hello/master-data/test/t1#P#p0.MYI
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hello/master-data/test/t1.frm
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hello/master-data/test/t1.par
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drop table t1;
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create table t1 (a int)
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partition by list (a)
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subpartition by hash (a)
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(partition p11 values in (1,2),
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partition p12 values in (3,4));
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alter table t1 REORGANIZE partition p11, p12 INTO
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(partition p1 values in (1,2,3,4));
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alter table t1 REORGANIZE partition p1 INTO
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(partition p11 values in (1,2),
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partition p12 values in (3,4));
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drop table t1;
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