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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

pgstrom: PostgreSQL on a GPU with joins

by Hans-Jürgen Schönig | 09.2015
In my previous post I have shared some GPU performance data, which were mostly related to aggregation. Given the information […]

pgstrom: Checking GPU performance

by Hans-Jürgen Schönig | 09.2015
Finally I got around to take a more extensive look at pgstrom (a module to make use of GPUs). The […]

Testing GPU-accelerated PostgreSQL

by Hans-Jürgen Schönig | 09.2015
NVIDIA's CUDA is definitely a great thing and I have to admit that I already got excited years ago when […]

Fuzzy search unleashed

by Hans-Jürgen Schönig | 08.2015
There are still many people out there who cannot spell the name of their favorite database. “PostgreSQL”, “PostgresSQL”, “Postgre SQL” […]

Turning xlog into JSON

by Hans-Jürgen Schönig | 08.2015
Nowadays JSON is used pretty much everywhere. It's not only web developers who like JSON. It is also used for […]

SKIP LOCKED: Locking for maximum concurrency

by Hans-Jürgen Schönig | 07.2015
PostgreSQL 9.5 is just around the corner and many cool new features have been added to this wonderful release. One […]

Transactional DDLs

by Hans-Jürgen Schönig | 07.2015
When checking out the new features of Sybase 15.7 (yes, from time to time I get around to see what […]

Naming temporary tables properly in PostgreSQL

by Hans-Jürgen Schönig | 06.2015
Temporary tables are a core feature of SQL, and are commonly used by people around the globe. PostgreSQL provides a […]

DROP TABLE: Killing shared_buffers

by Hans-Jürgen Schönig | 06.2015
UPDATED August 2023: Tuning shared_buffers in PostgreSQL is a pretty fundamental thing to do when you set up a high-performance […]

PostgreSQL 9.4 aggregate filter clauses: They do pay off

by Hans-Jürgen Schönig | 02.2015
In my previous posting on PostgreSQL 9.4 I wrote about aggregate FILTER clauses, which are a neat way to make […]
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