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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

pg_crash: Crashing PostgreSQL automatically

by Hans-Jürgen Schönig | 11.2020
PostgreSQL is a rock-solid database that is widely used for highly critical applications. Bugs are rarely seen. However, everything fails […]

PostgreSQL clustering: vip-manager

by Hans-Jürgen Schönig | 10.2020
Patroni has dramatically simplified the setup of the PostgreSQL High-Availability cluster. Personally I consider Patroni to be by far the […]

PostgreSQL: Foreign keys and insertion order in SQL

by Hans-Jürgen Schönig | 10.2020
In SQL, the concept of foreign keys is an important one that can be found in all professional databases used […]

zheap: Inspecting storage sizes

by Hans-Jürgen Schönig | 10.2020
To dig a bit deeper into zheap and PostgreSQL storage technology in general I decided to provide some more empirical […]

PostgreSQL: Sophisticated temporary tables

by Hans-Jürgen Schönig | 10.2020
Temporary tables have been around forever and are widely used by application developers. However, there is more to temporary tables […]

pg_squeeze: Optimizing PostgreSQL storage

by Hans-Jürgen Schönig | 10.2020
Is your database growing at a rapid rate? Does your database system slow down all the time? And maybe you […]

zheap: Reinvented PostgreSQL storage

by Hans-Jürgen Schönig | 10.2020
In PostgreSQL table bloat has been a primary concern since the original MVCC model was conceived. Therefore we have decided […]

Debugging PL/pgSQL: GET STACKED DIAGNOSTICS

by Hans-Jürgen Schönig | 09.2020
PL/pgSQL is the preferred way to write stored procedures in PostgreSQL. Of course there are more languages to write code […]

Generating a normal distribution in SQL

by Hans-Jürgen Schönig | 09.2020
SQL and PostgreSQL are perfect tools to analyze data. However, they can also be used to create sample data which […]

PostgreSQL vs PostgreSQL vs Postgres vs Oracle vs all the rest

by Hans-Jürgen Schönig | 09.2020
Is it Postgre, PostGreSQL, Postgres or PostgreSQL? We have all seen a couple of wrong ways to spell “PostgreSQL”. The […]
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