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mysql数据库 时间:2024-12-24 19:13:45
作者:文/会员上传
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这是现实中的一个例子,但是我不推荐使用MySQL分区用于生产CREATE TABLE `t_log` ( `ID` int(11) NOT NULL AUTO_INCREMENT COMMENT '主键ID', `VERSON` int(
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这是现实中的一个例子,但是我不推荐使用MySQL分区用于生产
CREATE TABLE `t_log` ( `ID` int(11) NOT NULL AUTO_INCREMENT COMMENT '主键ID', `VERSON` int(11) NOT NULL DEFAULT 0 COMMENT ' 版本号', `ACTIONS` varchar(100) DEFAULT NULL COMMENT ' 操作记录', `ADMINID` int(11) DEFAULT 1 COMMENT '管理员ID', `IP` varchar(20) DEFAULT '1' COMMENT ' 登录Ip', `CDATE` datetime NOT NULL COMMENT '添加时间', `UDATE` datetime NOT NULL COMMENT '修改时间', PRIMARY KEY (`ID`,`CDATE`), KEY `ADMINID` (`ADMINID`) USING BTREE) ENGINE=InnoDB DEFAULT CHARSET=utf8 COMMENT='日志表'Time: 0.024sALTER TABLE `blog`.`t_log` PARTITION BY RANGE (year(`CDATE`))PARTITIONS 1SUBPARTITION BY HASH (to_days(`CDATE`))SUBPARTITIONS 4(PARTITION `p0` VALUES LESS THAN (2020) (SUBPARTITION `s200` ,SUBPARTITION `s201` ,SUBPARTITION `s202` ,SUBPARTITION `s203` ))Time: 0.057salter table t_logADD PARTITION (PARTITION `p1` VALUES LESS THAN (2021)(SUBPARTITION `s210` ENGINE = InnoDB, SUBPARTITION `s211` ENGINE = InnoDB, SUBPARTITION `s212` ENGINE = InnoDB, SUBPARTITION `s213` ENGINE = InnoDB))Time: 0.054s
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