I’m sure I’m not alone when I say, sometimes I get sidetracked. In this particular instance, I hadn’t intended to start learning about User-Defined Types (UDT) in PostgreSQL – I just wanted to test a behavior that involved creating a UDT. But, once I started reading, I was hooked. I mean, four distinct UDTs with different behaviors? That’s pretty cool. Let’s get into it.
2026-04-17
2026-04-17
1,308 reads
Introduction We mostly get inclined to use/introduce MongoDB for JSON storing/processing in our database system and Elasticsearch for searching operations in JSON data. However, what we often tend to overlook is that in reality, PostgreSQL can actually act as both NoSQL store and a powerful search engine too. It also comes with ACID guarantees, transactions, […]
2026-03-27
1,687 reads
Learn about transaction ID wraparound in PostgreSQL, which caused a problem for the author.
2026-02-23 (first published: 2026-02-13)
4,718 reads
This article shows a technique for cleaning out older data from PostgreSQL tables using Python to follow a set of rules you create.
2026-01-30
872 reads
We have a script that can be used to help tune ind...
2026-01-21
1,399 reads
This article discusses how to work with JSON data in PostgreSQL using Python.
2025-12-12
660 reads
Learn about unlogged tables and how they work in PostgreSQL.
2025-11-21
5,074 reads
Running Postgres in Docker is great for a quick test but what if you want it to behave like a proper, production-style setup with SSL encryption, certificate-based authentication, persistent volumes, and custom configurations? In this article, we’ll find out how
2025-10-10
We are deploying a new application that uses PostgreSQL database. My manager has asked me to design high availability into the implementation. As a SQL Server database administrator, I’ve been managing PostgreSQL databases for a while. However, I’m not sure which high availability options to implement. What are the different high availability options for PostgreSQL?
2025-08-27
I’ve been doing storage load tests for SQL Server for a long time, both...
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How do I easily get the next 12 sequence values from a sequence object?
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