Category: How To

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Why "SELECT * FROM table" is NOT a read

by Hans-Jürgen Schönig | 09.2024

People tend to think that a SELECT-operation is always a read. This might look obvious and make sense but does […]

How To

VACUUM: Managing and detecting bloat

by Hans-Jürgen Schönig | 09.2024

In this introduction, we will explore the concept of VACUUM in PostgreSQL, its importance, and best practices for implementing effective […]

How To

Why you should understand containers now

by Matthias Grömmer | 08.2024

A series on PostgreSQL with Docker and Kubernetes Container technologies have revolutionized the way we develop and deploy software. They […]

How To

Enhanced security: Logging PostgreSQL connections

by Hans-Jürgen Schönig | 08.2024

Logging connections in PostgreSQL can be incredibly valuable for monitoring and troubleshooting purposes. However, that’s not all: auditing is also […]

How To

What you should know about Linux memory overcommit in PostgreSQL

by Laurenz Albe | 07.2024

Useful as memory overcommit may be for other applications, it is bad news for your PostgreSQL database. With this article […]

How To

Speeding up index creation in PostgreSQL

by Hans-Jürgen Schönig | 07.2024

Indexes are, by far, the most important feature related to performance that every general purpose relational database provides. Without indexes, […]

How To

Keyset pagination with descending order

by Laurenz Albe | 07.2024

Keyset pagination is the most performant way to retrieve a large result set page by page. However, the neat trick […]

How To

Using AI to generate data structures for PostgreSQL

by Hans-Jürgen Schönig | 07.2024

Artificial Intelligence is the motto of the day. Everybody is talking about it, everybody seems to know what it means […]

How To

Making the PostgreSQL visibility map visible

by Laurenz Albe | 06.2024

Enough has been written about the connection between VACUUM, the visibility map and index-only scans in PostgreSQL. But recently I demonstrated index-only scans […]

How To