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:

link_health link_consulting link_academy


You have seen my Blog Postings?

The pain of Forced Parameterization in SQL Server

A few months ago I blogged about the challenges of Simple Parameterization in SQL Server. Today I want to continue ...


How to pollute your Plan Cache with parameterized SQL statements

How “Optimize for Adhoc Workload” impacts your Plan Cache

Primary Key vs. Clustered Index

Heap Tables and %%lockres%%

Why the Query Hint NOLOCK is a bad idea


Time for a latest SQL Server Quickie:

Upcoming Events

SQL Server Query Tuning Workshop
SQL Server Performance Tuning Workshop

SQLSaturday #434 in Utrecht/Netherlands (September 26, 2015)
SQL Server Days Belgium in Schelle (September 28 – 29, 2015)
SQLdays 2015 in Erding/Germany (October 13 – 14, 2015)
SQLPASS Summit in Seattle/USA (October 27 – 30, 2015)


Copyright © 2015 by SQLpassion · Klaus Aschenbrenner · Imprint · Offerings · Academy · Contact · Go to Top