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Hans-Jürgen Schönig

Founder & CEO of CYBERTEC
Hans-Jürgen Schönig has worked with PostgreSQL since the 90's. He is the CEO and technical lead of CYBERTEC PostgreSQL International, a market leader in the field. He's served countless customers around the globe since the year 2000. He is also the author of the well-received "Mastering PostgreSQL" book series, as well as several other books about PostgreSQL replication and administration.

Articles by Hans-Jürgen Schönig

Registering PostgreSQL as a service on Windows with pg_ctl

by Hans-Jürgen Schönig | 04.2016
This post talks about using pg_ctl to register PostgreSQL as a service on Windows. In my experience many big PostgreSQL […]

VirtualBox vs. hardware for PostgreSQL

by Hans-Jürgen Schönig | 02.2016
These days everybody is moving stuff to the cloud. In many cases there are good reasons to do so. Administering […]

pg_service.conf: The forgotten config file

by Hans-Jürgen Schönig | 02.2016
Occasionally, I uncover long-standing but overlooked PostgreSQL features. One such rarely-used feature is "pg_service.conf," a file you can create to […]

Permissions: A little trickery

by Hans-Jürgen Schönig | 12.2015
The PostgreSQL permissions machinery is a pretty powerful thing. It allows people to come up with wonderful permission systems. In […]

Join pruning - Cool stuff in PostgreSQL

by Hans-Jürgen Schönig | 12.2015
UPDATED July 2023: The PostgreSQL optimizer is really a wonderful piece of software which is capable of doing great things. […]

Producing LaTeX output

by Hans-Jürgen Schönig | 12.2015
I think I first touched PostgreSQL in 1998 or 1999. It has been a long time, but PostgreSQL keeps inspiring […]

Flexible grouping: Some dirty SQL trickery

by Hans-Jürgen Schönig | 11.2015
While doing PostgreSQL consulting for a German client, I stumbled over an interesting issue this week, which might be worth […]

Indexing Wikipedia

by Hans-Jürgen Schönig | 10.2015
Wikipedia is one of the most relevant collections of text data on the Internet today. It consists of countless entries […]

pg_stat_statements: The way I like it

by Hans-Jürgen Schönig | 10.2015
If you really want to track down slow queries, massive I/O and lousy performance, there is no way around the […]

Scaling PostgreSQL: Using more than just one core for aggregation

by Hans-Jürgen Schönig | 09.2015
Scaling PostgreSQL: Modern servers provide people with more and more CPU cores. 16 cores or more are not uncommon these […]
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