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Tag: planetpostgresql

03 June 2025

Boldly Migrate to PostgreSQL - Introducing credativ-pg-migrator

Many companies these days are thinking about migrating their databases from legacy or proprietary system to PostgreSQL. The primary aim is to reduce costs, enhance capabilities, and ensure long-term sustainability. However, even just the idea of migrating to PostgreSQL can be overwhelming. Very often, knowledge about the legacy applications is limited or even lost. In […]

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13 May 2025

PostgreSQL Conference Germany 2025

PGConf.DE 2025, the 9th Annual PostgreSQL Conference Germany, was held on May 8–9, 2025, at the Marriott Hotel near Potsdamer Platz in Berlin. The event interconnected PostgreSQL enthusiasts, developers, DBAs, and industry sponsors for two days of fascinating talks across four parallel tracks. It was the biggest event so far, with 347 attendees. The whole […]

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17 December 2024

Quick Benchmark: Improvements to Large Object Dumping in Postgres 17

Version 17 of PostgreSQL has been released for a while. One of the many features is a change by Tom Lane called “Rearrange pg_dump’s handling of large objects for better efficiency”. In the past, we have seen our customers have several problems with a large number of large objects being a performance issue for dump/restore. […]

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04 December 2024

Unique Constraint Violations During Inserts Cause Bloat in PostgreSQL

The issue of table and index bloat due to failed inserts on unique constraints is well known and has been discussed in various articles across the internet. However, these discussions sometimes lack a clear, practical example with measurements to illustrate the impact. And despite the familiarity of this issue, we still frequently see this design […]

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15 October 2024

TOASTed JSONB data in PostgreSQL: performance tests of different compression algorithms

TOAST (The Oversized Attribute Storage Technique) is PostgreSQL’s mechanism for handling large data objects that exceed the 8KB data page limit. Introduced in PostgreSQL 7.1, TOAST is an improved version of the out-of-line storage mechanism used in Oracle databases for handling large objects (LOBs). Both databases store variable-length data either inline within the table or […]

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