What are Principals?

Interview Questions

1. What are Principals?

Principals are entities that can request SQL Server resources. A Windows Login is an example of an indivisible principal, and a Windows Group is an example of a principal that is a collection. Every principal has a security identifier (SID). e.g.

Windows-level principals

• Windows Domain Login

• Windows Local Login

SQL Server-level principals

• SQL Server Login

• Server Role

Database-level principals

• Database User

• Database Role

• Application Role

By Hena Parveen 2 0

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