System Administrator   Responsible for general administrative tasks unrelated to specific applications; can access any database object.

System Security Officer   Responsible for security-sensitive tasks in Adaptive Server Enterprise, but has no special permissions on database objects.

Database Owner   Has full privileges on objects inside the database he or she owns, can add users to a database and grant other users the required privileges to create objects and execute statements within the database.

Data definition statements   Privileges can be granted to users for specific data definition statements, such as CREATE TABLE or CREATE VIEW, enabling the user to create database objects.

Object owner   Each database object has an owner who may grant privileges to other users to access the object. The owner of an object automatically has all privileges on the object.