分区测试 分区本质
D:\wamp64\wamp\bin\mysql\mysql5.6.17\bin>mysql Welcome to the MySQL monitor. Commands end with ; or \g. Your MySQL connection id is 2 Server version: 5.6.17 MySQL Community Server (GPL) Copyright (c) 2000, 2014, Oracle and/or its affiliates. All rights reserved. Oracle is a registered trademark of Oracle Corporation and/or its affiliates. Other names may be trademarks of their respective owners. Type 'help;' or '\h' for help. Type '\c' to clear the current input statement. mysql> show databases -> ; +--------------------+ | Database | +--------------------+ | information_schema | | test | +--------------------+ 2 rows in set (0.01 sec) mysql> use test Database changed mysql> show tables; +----------------+ | Tables_in_test | +----------------+ | cadrs | | wadr | +----------------+ 2 rows in set (0.00 sec) mysql> select version(); +-----------+ | version() | +-----------+ | 5.6.17 | +-----------+ 1 row in set (0.00 sec) mysql> CREATE TABLE t3 ( col1 INT NOT NULL, col2 DATE NOT NULL, col3 INT NOT NULL, col4 INT NOT NULL, UNIQUE KEY (col1, col2, col3) )PARTITION BY RANGE( col3 ) ( PARTITION p1 VALUES LESS T HAN (11), PARTITION p2 VALUES LESS THAN (15)); Query OK, 0 rows affected (0.05 sec) mysql> show COLUMNS FROM t3; +-------+---------+------+-----+---------+-------+ | Field | Type | Null | Key | Default | Extra | +-------+---------+------+-----+---------+-------+ | col1 | int(11) | NO | PRI | NULL | | | col2 | date | NO | PRI | NULL | | | col3 | int(11) | NO | PRI | NULL | | | col4 | int(11) | NO | | NULL | | +-------+---------+------+-----+---------+-------+ 4 rows in set (0.02 sec) mysql> select version(); +-----------+ | version() | +-----------+ | 5.6.17 | +-----------+ 1 row in set (0.00 sec) mysql>