第一步:查找mysql的字符: mysql> show variables like '%char%';+--------------------------+----------------------------------+| Variable_name | Value |+--------------------------+----------------------------------+| charact…
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1.创建用户并授权 一般新建数据库都需要新增一个用户,用于程序连接,这类用户只需要insert.update.delete.select权限. 新增一个用户,并授权如下: (1)grant select,delete,update,insert on *.* to admin@'192.168.0.%' identified by '123456'; flush privileges; (2)新建用户再授权 create user 'test'@'localhost' identified by…
数据字符集修改步骤: 对于已有的数据库想修改字符集不能直接通过 "alter database character set *"或 "alter table tablename character set *",这两个命令都没有更新已有记录的字符集,而只是对新创建的表或者记录生效. 已经有记录的字符集的调整,必须先将数据导出,经过修改字符集后重新导入后才可完成. 修改数据库默认编码: alter database [your db name] charset [yo…