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CREATE TABLE test_table
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(
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id INT NOT NULL,
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fname VARCHAR(30),
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job_code INT NOT NULL,
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store_id INT NOT NULL,
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PRIMARY KEY (`id`,`store_id`)
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)
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PARTITION BY RANGE (store_id)
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(
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PARTITION p0 VALUES LESS THAN (6),
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PARTITION p1 VALUES LESS THAN (11),
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PARTITION p2 VALUES LESS THAN (16),
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PARTITION p3 VALUES LESS THAN MAXVALUE
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);
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##˵<><CBB5><EFBFBD><EFBFBD> store_id < 6 ʱ<><CAB1><EFBFBD>ݷŵ<DDB7>p0 <20>Դ<EFBFBD><D4B4><EFBFBD><EFBFBD><EFBFBD>
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CREATE TABLE test_table
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(
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id INT UNSIGNED NOT NULL AUTO_INCREMENT,
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action VARCHAR(20) NOT NULL,
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timestamp TIMESTAMP NOT NULL,
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PRIMARY KEY (id, timestamp)
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)
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PARTITION BY RANGE (UNIX_TIMESTAMP(timestamp))
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(
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PARTITION p0 VALUES LESS THAN (UNIX_TIMESTAMP('2014-08-01 00:00:00')),
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PARTITION p1 VALUES LESS THAN (UNIX_TIMESTAMP('2014-11-01 00:00:00')),
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PARTITION p2 VALUES LESS THAN (UNIX_TIMESTAMP('2015-01-01 00:00:00')),
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PARTITION p3 VALUES LESS THAN (UNIX_TIMESTAMP('2015-02-01 00:00:00'))
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);
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##˵<><CBB5><EFBFBD><EFBFBD> timestamp < 2014-08-01 00:00:00 ʱ<><CAB1><EFBFBD>ݷŵ<DDB7>p0 <20>Դ<EFBFBD><D4B4><EFBFBD><EFBFBD><EFBFBD>
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CREATE TABLE test_table
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(
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id INT UNSIGNED NOT NULL AUTO_INCREMENT,
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action VARCHAR(20) NOT NULL,
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timestamp DATETIME NOT NULL,
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PRIMARY KEY (id, timestamp)
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)
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PARTITION BY RANGE (YEAR(timestamp))
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(
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PARTITION p0 VALUES LESS THAN (2013),
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PARTITION p1 VALUES LESS THAN (2014),
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PARTITION p2 VALUES LESS THAN (2015),
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PARTITION p3 VALUES LESS THAN (2016),
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PARTITION p4 VALUES LESS THAN MAXVALUE
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);
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##˵<><CBB5><EFBFBD><EFBFBD> timestamp < 2013 ʱ<><CAB1><EFBFBD>ݷŵ<DDB7>p0 <20>Դ<EFBFBD><D4B4><EFBFBD><EFBFBD><EFBFBD>
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##<23>鿴<EFBFBD><E9BFB4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Щ<EFBFBD><D0A9><EFBFBD><EFBFBD>
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SELECT
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TABLE_NAME,
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PARTITION_NAME
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FROM
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information_schema.PARTITIONS
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WHERE
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table_schema = DATABASE ()
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AND table_name = 'test_table'
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##<23>鿴<EFBFBD><E9BFB4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Щ<EFBFBD><D0A9><EFBFBD><EFBFBD>
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SELECT * FROM test_table PARTITION (p1);
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##<23><><EFBFBD><EFBFBD> EXPLAIN <20><><EFBFBD>Կ<EFBFBD><D4BF><EFBFBD>ֻ<EFBFBD><D6BB><EFBFBD>Ѷ<EFBFBD>Ӧ<EFBFBD><D3A6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>з<EFBFBD><D0B7><EFBFBD>
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EXPLAIN
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select * from employees where store_id=8;
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##<23><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֶε<D6B6>ֵ<EFBFBD><D6B5><EFBFBD><EFBFBD>Ҫ<EFBFBD>ڷ<EFBFBD><DAB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڣ<EFBFBD><DAA3><EFBFBD><EFBFBD><EFBFBD><F2B1A8B4><EFBFBD>
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