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?

Installing VMware NSX-T

I’m a big believer in the SDDC (Software Defined Data Center), especially on the VMware platform. VMware provides you for ...


Filtered Indexes in SQL Server

Creating a vSAN based vSphere Cluster

I have a broken leg

Query Memory Grants and Resource Semaphores in SQL Server

My upcoming Speaking Schedule


Time for a latest SQL Server Quickie:

Upcoming Events

SQL Server in the Cloud: November 12, 2018
SQL Server Performance Troubleshooting Hands-On Labs: November 26 – 27, 2018


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