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Tag: server role

Availability Groups: How to sync logins between replicas

AlwaysOn Availability Groups are a reasonably simple way to set up disaster recovery (DR) for your SQL Server environment, and with fairly little effort, you can get a bit of high availability (HA) from it as well. But there are a few gotchas, the most obvious of them being that Availability Groups only synchronize specific user-databases, not the entire server setup.

Things that are not included in AGs include logins, SQL Server Agent jobs, SSIS packages stored in SQL Server, linked servers and server settings. You could sync these manually (as is often the case), but wouldn’t you just love to have an automated process do all this for you?

In this post, we’ll look at logins. For the sake of simplicity, I’ll assume that you have a primary replica with a single AG and any number of secondary replicas. The logic holds true if you have multiple AGs, it just gets trickier.

Continue reading Availability Groups: How to sync logins between replicas
Published 2016-10-11
Categorized as Intermediate, Scripts, SQL Server concepts, SQL Server security, T-SQL Tagged active directory, ag, availability group, create login, login, primary replica, procedure, secondary replica, server role, sync, synchronize, windows

The SQL Server security model, part 1: principals

There are a number of layers in the SQL Server security model, giving you a nearly infinite number of ways to set up access control on your server and databases. Security is a huge topic, and there are literally entire books on it, so this series of articles is designed to give you just a quick overview of the SQL Server security model to get you started.

In this first installment, I’ll go through the different types of security principals that are available, as well as how they connect to each other.

Continue reading The SQL Server security model, part 1: principals
Published 2014-07-20
Categorized as Basics, SQL Server concepts, SQL Server security Tagged application role, database role, inheritance, login, orphaned users, principal, security, server role, user
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