credativ® Blog
Here you will find interesting news about industry-specific topics and us.
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05 December 2025
A deeper look at old UUIDv4 vs new UUIDv7 in PostgreSQL 18
In the past there have been many discussions about using UUID as a primary key in PostgreSQL. For some applications, even a BIGINT column does not have sufficient range: it is a signed 8‑byte integer with range −9,223,372,036,854,775,808 to +9,223,372,036,854,775,807. Although these values look big enough, if we think about web services that collect billions […]
10 November 2025
Representing credativ at PostgreSQL Conference Europe 2025
The European PostgreSQL Conference (PGConf.EU) is one of the largest PostgreSQL events worldwide. In this year it was held 21–24 October in Riga, Latvia. Our company, credativ GmbH, was a bronze sponsor of the conference, and I had the privilege to represent credativ with my talk “Database in Distress: Testing and Repairing Different Types of […]
03 November 2025
PostgreSQL 18 enables data‑checksums by default
As I explained in my talk on PostgreSQL Conference Europe 2025, data corruption can be silently present in any PostgreSQL database and will remain undetected until we physically read corrupted data. There can be many reasons why some data blocks in tables or other objects can be damaged. Even modern storage hardware is far from […]
31 October 2025
Open Source Virtualization Gathering December 2025
This December, we are launching the very first Open Source Virtualization Meeting, also known as the Open Source Virtualization Gathering!Join us for an evening of open exchange on virtualization with technologies such as KVM, Proxmox, and XCP-ng.
