Mysql Modify/revoke permissions

Mysql Modify/revoke permissions mysql for security, by default, can only log on locally, disable the remote login permission, if you need to log on remotely, perform the following configuration: www.2cto.com (1) log on to mysql: [password can be blank, but this is not secure] 1 mysql> grant all privileges on dbname. tbname to 'username' @ 'login ip' identified by 'Password' with grant option; 2 dbname = * indicates all databases 3 tbname = * indicates all tables 4 login ip = % indicates that any ip5password is empty, indicating that you can log on without a password (2) Update: 1 mysql> flush privileges (3) users can log on remotely and only perform specific operations: 1 mysql> grant select, insert, update, delete on *. * to 'root' @ 'IP' identified by "password"; (4) revoke permissions: www.2cto.com 01 mysql> revoke privileges on dbname [. tbname] from username; 02 privileges includes: 03 alter: modify Database Table 04 create: create new database or table 05 delete: delete table data 06 drop: delete database/table 07 index: Create/delete index 08 insert: Add Table Data 09 select: Query table data 10 update: update table data 11 all: allow any operation 12 usage: Allow login only