Specify
CASCADE
to drop all objects in the user's schema before dropping the user. You must specify this clause to drop a user whose schema contains any objects.CASCADE
to drop all objects in the user's schema before dropping the user. You must specify this clause to drop a user whose schema contains any objects.转载于:https://www.cnblogs.com/anran_guojianjun/archive/2009/10/14/1582960.html