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Microsoft SQL Server

Copy logins between SQL Server instances

If you are using SQL Server log shipping (or mirroring), you probably want to copy the logins from the primary server to the secondary.

When databases are log shipped, the users go along with their respective databases. But those users are connected to a login on the primary server. Those logins are not copied automatically to the secondary. Users without connection to a login are called orphaned users.

This has the effect that users may not be able to login on the secondary in case of a failover.

One solutions to this problem is to transfer logins manually. That may be the best solution if there are very few logins to manage. But if there are more than just a few logins, an automatic solution is required.

There are many methods available to handle this. In this blog post I’ll combine a couple of the best solutions available, and add a few features that I found missing.


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