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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

Monitoring PostgreSQL replication

by Hans-Jürgen Schönig | 09.2023
PostgreSQL replication is not just a way to scale your database to run ever larger workloads: it's also a way […]

Citus: Sharding your first table

by Hans-Jürgen Schönig | 09.2023
Citus is a capable sharding solution for PostgreSQL. It solves a ton of scalability issues: these can be addressed using […]

Killing performance with PostgreSQL partitioning

by Hans-Jürgen Schönig | 07.2023
PostgreSQL is a powerful database which supports partitioning. In contrast to Oracle partitioning is part of the PostgreSQL core engine […]

What is a schema in PostgreSQL?

by Hans-Jürgen Schönig | 06.2023
One way to organize data in PostgreSQL is to make use of schemas. What is a schema in PostgreSQL? And […]


by Hans-Jürgen Schönig | 03.2023
Data isn't only about storage and accumulation - sometimes it's also about deletion, cleanup and archiving. In SQL there's more […]

PostgREST: Get started with automated PostgreSQL APIs

by Hans-Jürgen Schönig | 03.2023
This blog introduces you to PostgREST and helps you to get started with it quickly. What is PostgREST? First think […]

Stored procedures in PostgreSQL: getting started

by Hans-Jürgen Schönig | 02.2023
Stored procedures are a core concept which can be found in most relational database systems. They have proven to be […]

PostgreSQL: Finding the current timestamp

by Hans-Jürgen Schönig | 02.2023
PostgreSQL provides all kinds of time-related functions. But time is not as easy as it seems. One question many people […]


by Hans-Jürgen Schönig | 01.2023
Analyzing time series often comes with challenges. This is especially true if you want to do a bit more than […]

JSON logs in PostgreSQL 15

by Hans-Jürgen Schönig | 12.2022
As of version 15, PostgreSQL offers you the ability to write the server log in JSON format. This feature has […]
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