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How to do UPDATE ... LIMIT in PostgreSQL

by Laurenz Albe | 09.2025
If you are reading this hoping that PostgreSQL finally got UPDATE ... LIMIT like MySQL, I have to disappoint you. […]

SELECT FOR UPDATE considered harmful in PostgreSQL

by Laurenz Albe | 06.2025
Recently, while investigating a deadlock for a customer, I was again reminded how harmful SELECT FOR UPDATE can be for […]

The Fun of Open Source: Roman Numerals in PostgreSQL

by Laurenz Albe | 06.2025
Recently, I wrote about the power of open source. Now, power is good and important, but open source software has […]

Type alignment and padding bytes: how to not waste space in PostgreSQL tables

by Laurenz Albe | 04.2025
Learn the concepts of data type alignment and padding bytes in PostgreSQL and how to define your table so that you don't waste storage space.

pgai: Importing Wikipedia into PostgreSQL

by Hans-Jürgen Schönig | 04.2025
In this blog posting you can read more about how we can import Wikipedia into PostgreSQL and make use of it by using pgai.

Using pgvector for timeseries data

by Hans-Jürgen Schönig | 04.2025
pgvector is a popular PostgreSQL extension for semantic search, facilitating discussions on AI and related topics.

Semantic Search in PostgreSQL: An Overview

by Hans-Jürgen Schönig | 03.2025
PostgreSQL enhances search capabilities with extensions like pgvector, enabling advanced semantic search. Find out more in this blog posting.

Debugging PostgreSQL more easily

by Hans-Jürgen Schönig | 03.2025
PostgreSQL powers many applications. In this blog posting you can read more about how to debug database applications effectively.

PostgreSQL: 1 trillion rows in Citus

by Hans-Jürgen Schönig | 03.2025
"PostgreSQL scales" - what does it mean? Find out what 1 trillion rows in Citus is all about in this blog post.

PostgreSQL: To normalize or not to normalize?

by Hans-Jürgen Schönig | 03.2025
In this blog posting you can read more about one of the fundamental principles in the realm of databases: "Normalization".
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