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批量修改MySQL表前缀名称

许多时候数据库表都会以某个前缀来开始命名,比如数据表shopping_user,这时候我们要替换表前缀shopping为buy,即shopping_user修改为buy_user,怎么批量操作呢。
工具/原料

电脑,MySQL

方法/步骤
1

命令行登陆MySQL,进入相应的数据库,本例是shopping(注:用其他工具也可以,比如Navicat for MySQL)。

2

输入查询表语句查看有哪些表: select table_name FROM information_schema.tables;

3

查询结果有许多表,以shopping开头的是我自己建立的,其他的是数据库系统自己建立的。输入下面语句,查询以shopping开头的数据表:select table_name FROM information_schema.tables where table_name like 'shopping_%';

4

输入下面语句:Select CONCAT( 'ALTER TABLE ', table_name, ' RENAME TO buy_', substring(table_name,9 ),';' )FROM information_schema.tablesWhere table_name LIKE 'shopping_%'; 注意:9表示从“shopping_”后面开始

5

拷贝出以alter开头的所有语句,用Navicat for MySQL工具更直观。 ALTER TABLE shopping__admin RENAME TO buy___admin;ALTER TABLE shopping__adminlog RENAME TO buy___adminlog;ALTER TABLE shopping__article RENAME TO buy___article;ALTER TABLE shopping__basket RENAME TO buy___basket;ALTER TABLE shopping__book RENAME TO buy___book;ALTER TABLE shopping__comment RENAME TO buy___comment;ALTER TABLE shopping__gb RENAME TO buy___gb;ALTER TABLE shopping__gou RENAME TO buy___gou;ALTER TABLE shopping__huo RENAME TO buy___huo;ALTER TABLE shopping__hw RENAME TO buy___hw;ALTER TABLE shopping__logo RENAME TO buy___logo;ALTER TABLE shopping__newsnsort RENAME TO buy___newsnsort;ALTER TABLE shopping__newssort RENAME TO buy___newssort;ALTER TABLE shopping__nsort RENAME TO buy___nsort;ALTER TABLE shopping__pay RENAME TO buy___pay;ALTER TABLE shopping__payonline RENAME TO buy___payonline;ALTER TABLE shopping__pinpai RENAME TO buy___pinpai;ALTER TABLE shopping__ps RENAME TO buy___ps;ALTER TABLE shopping__pub RENAME TO buy___pub;ALTER TABLE shopping__quan RENAME TO buy___quan;ALTER TABLE shopping__rep RENAME TO buy___rep;ALTER TABLE shopping__rule RENAME TO buy___rule;ALTER TABLE shopping__search RENAME TO buy___search;ALTER TABLE shopping__sort RENAME TO buy___sort;ALTER TABLE shopping__sub RENAME TO buy___sub;ALTER TABLE shopping__system RENAME TO buy___system;ALTER TABLE shopping__totime RENAME TO buy___totime;ALTER TABLE shopping__type RENAME TO buy___type;ALTER TABLE shopping__user RENAME TO buy___user;ALTER TABLE shopping__usertype RENAME TO buy___usertype;ALTER TABLE shopping__wrzcnet_ad RENAME TO buy___wrzcnet_ad;ALTER TABLE shopping__wrzcnet_link RENAME TO buy___wrzcnet_link;ALTER TABLE shopping__zp RENAME TO buy___zp;

6

运行拷贝的语句:

7

执行完后,在用上面的查询语句查询一下:select table_name FROM information_schema.tables where table_name like 'shopping_%';发现没有数据,说明修改成功;修改查询语句:select table_name FROM information_schema.tables where table_name like 'buy_%';

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