DROP TABLE IF EXISTS tbname;
CREATE TABLE `tbname` (
? `ID` int NOT NULL AUTO_INCREMENT COMMENT '主鍵自增長(zhǎng)',
? `PV_NO`? varchar(100) DEFAULT NULL COMMENT '字段說(shuō)明',?
PRIMARY KEY (`ID`)
) ENGINE=MyISAM DEFAULT CHARSET=utf8;
ALTER TABLE tbnameCOMMENT '測(cè)試表';
alter table tbname PARTITION BY RANGE COLUMNS (ID)?
(
partition p0 values less than (200000),
partition p1 values less than (400000),
partition p2 values less than (MAXVALUE)
);
//使用RANGE方式進(jìn)行分區(qū),適用于連續(xù)的值,如自增長(zhǎng):AUTO_INCREMENT;
自增長(zhǎng)遇到問(wèn)題:delete清空表后,自增長(zhǎng)不是從1開(kāi)始。使用mysql的truncate命令,用法:truncate table 表名,這樣表的id自增就會(huì)變回從1開(kāi)始自增了。