Role Management

Command	Description
list roles	View all created roles.
create role `<rolename>`	Create a role.
drop role `<rolename>`	Drop a role.
grant `<rolelist>` to `<username>`	Grant a role or multiple roles to a user.
revoke `<rolelist>` from `<username>`	Revoke the role from a user.

ACL Authorization

Command	Description
grant `<privList>` on `<objType>` `<objName>` to user `<username>`	Grant privileges to a user.
grant `<privList>` on `<objType>` `<objName>` to role `<rolename>`	Grant privileges to a role.
revoke `<privList>` on `<objType>` `<objName>` from user `<username>`	Revoke the privilege from a user.
revoke `<privList>` on `<objType>` `<objName>` from role `<rolename>`	Revoke the privilege from a role.

Command	Description
whoami	View the information of a current user.
show grants [for `<username>`] [on type `<objectType>`]	View the privilege and role of a user.
show acl for `<objectName>` [on type `<objectType>`]	View the information about authorization of a specific object.
describe role `<roleName>`	View the information about authorization of a role and the role assignment.