未者

[code="java"] select * from syscat.columns; select * from syscat.tables; [/code]

[code="java"] select * from information_schema.tables; select * from information_schema.columns; [/code]

[code="java"] //创建用户 GRANT USAGE ON *.* TO 'crm'@'localhost' IDENTIFIED BY 'root' with GRANT OPTION; //授权 GRANT SELECT, INSERT, UPDATE, DELETE, DROP, CREATE ON crm.* TO 'crm'@'localhost' IDENTIF...