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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 Performance for PostgreSQL with Citus

by Hans-Jürgen Schönig | 09.2023
Monitoring PostgreSQL with Citus: how to leverage monitoring to optimize PostgreSQL + Citus distributed database performance.

Citus: 7 commonly used advanced SQL tools

by Hans-Jürgen Schönig | 09.2023
How to use 6 commonly-needed SQL tools in Citus. When you run advanced SQL in Citus, what's possible? What SQL statements work? Find out.

Citus: Row store vs. column store in PostgreSQL

by Hans-Jürgen Schönig | 09.2023
Row store vs. column store - a lot has been written about this topic in the context of PostgreSQL and […]

"hired" vs. "fired" - fuzzy search in PostgreSQL

by Hans-Jürgen Schönig | 09.2023
How to implement community open source PostgreSQL to do a fuzzy search & get better results. Find out how to use the fuzzystrmatch extension.

Data locality: Scaling PostgreSQL with Citus intelligently

by Hans-Jürgen Schönig | 09.2023
How to use data locality to increase performance while sharding PostgreSQL data with Citus. What is database locality

Monitoring PostgreSQL replication

by Hans-Jürgen Schönig | 09.2023
How to monitor replication lag in PostgreSQL? What is replication lag? And how to best go about monitoring PostgreSQL replication in general?

Citus: Sharding your first table

by Hans-Jürgen Schönig | 09.2023
Here’s how to shard a table from scratch with Citus. Scale PostgreSQL DBs using a sharding approach. How to run a Citus Docker container.

Killing performance with PostgreSQL partitioning

by Hans-Jürgen Schönig | 07.2023
Partitioning is not without risk. It might help to handle large quantities of data, but it can also have downsides - learn how to it.

What is a schema in PostgreSQL?

by Hans-Jürgen Schönig | 06.2023
What is a schema in PostgreSQL? Why do we need a schema and how can schemas be used to make your life easier? Let's find out.

PostgreSQL: DELETE vs. TRUNCATE

by Hans-Jürgen Schönig | 03.2023
Archiving and database cleanup in PostgreSQL: Find out how DELETE and TRUNCATE compare in terms of performance and how the magic works
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