I'm Klaus Aschenbrenner

I help people to bring their sql server installations to a new level of excellence.

“Klaus resolved our performance problems quickly and easily and gave us perfect guidance to avoid them in the future.” Michael from Mannheim, Germany

SQLpassion Offerings

SQLpassion, a European SQL Server consulting company, provides high-quality SQL Server consulting services. We are based in Vienna, Austria, but our client base is spread across the continent. We provide the following SQL Server services:

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You have seen my Blog Postings?

Adding a Replica back into a SQL Server Availability Group

In one of my last blog postings I have already described a common pitfall when you try to add a ...


SQLpassion Online Training in October 2017

Adding Replicas into existing Availability Groups

How to run the Availability Group Traffic on a different NIC

Automatic Seeding & Compression

SQLpassion Online Trainings in September 2017


Time for a latest SQL Server Quickie:

Upcoming Events

Self-Paced Online Trainings
SQL Server Query Tuning Workshop
SQL Server Performance Tuning Workshop


SQLdays, October 9 – 12 in Erding/Germany


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