多选题When should you create a role?（）ATo simplify the process of creating new users using the CREATE USER xxx IDENTIFIED by yyy statement.BTo grant a group of relate privileges to a user.CWhen the number of people using the database is very high.DTo simplify the process of granting and revoking privileges.ETo simplify profile maintenance for a user who is constantly traveling.
多选题
When should you create a role?（）
A
To simplify the process of creating new users using the CREATE USER xxx IDENTIFIED by yyy statement.
B
To grant a group of relate privileges to a user.
C
When the number of people using the database is very high.
D
To simplify the process of granting and revoking privileges.
E
To simplify profile maintenance for a user who is constantly traveling.
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