Submitted by: Vadim Mescheryakov (vadimmescheryakov)

Duplicates CORE1377

Need change role for connected user.

Example: User connect to database with small rights role-"logon user" (User can not change data in database),for connection send on fbclient.dll login and password from application. It's data password and login hacker can see execute application in debugger environment). Server after execute additional login procedure change user role on "power user" (User can change data in database), Need whem "logon user" can not change ROLE in SQL- only server in procedure or triggers can change role.