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@@ -60,4 +60,14 @@ delete from emp where ename='zhangsan'
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### 字符集相关
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- 查看字符集：show variables like 'character%'
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-- 创建数据库时指定字符集：create database test1 character set utf8
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+- 创建数据库时指定字符集：create database test1 character set utf8
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+
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+### 权限相关
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+- 授予所有数据库的所有权限：grant all privileges on *.* to z1@localhost identified by '123'
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+- 授予所有数据库的所有权限(包括grant)：grant all privileges on *.* to z1@localhost with grant option
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+- 授予SUPER PROCESS FILE权限：grant super,process,file on *.* to z3@localhost
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+- 只授予登录权限：grant usage on *.* to z4@localhost
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+- 查看账号权限：show grants for z1@localhost
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+- 修改自己的密码：set password = password('123')
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+- 管理员修改他人密码：set password for 'z1'@'localhost' = password('123')
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+- 删除账号：drop user z2@localhost
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