credativ® Blog
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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 […]
08 October 2024
Different aspects of AI hallucinations: factual errors vs creativity
The topic of AI “hallucinations” has gained considerable attention in discussions surrounding large language models (LLMs) and generative AI. Some view it as the most significant flaw of LLMs, undermining their usability. Yet others see it as a potential source of new ideas. Let us delve deeper into this issue. To understand this phenomenon, it is […]
20 September 2024
The Art and Science of AI Prompt Engineering
Artificial Intelligence (AI) is often regarded as a groundbreaking innovation of the modern era, yet its roots extend much further back than many realize. In 1943, neuroscientist Warren McCulloch and logician Walter Pitts proposed the first computational model of a neuron. The term “Artificial Intelligence” was coined in 1956. The subsequent creation of the Perceptron […]
23 July 2024
Swiss PG Day 2024
On Thursday, 27 June, and Friday, 28 June 2024, I had the amazing opportunity to attend Swiss PGDay 2024. The conference was held at the OST Eastern Switzerland University of Applied Sciences, Campus Rapperswil, which is beautifully situated on the banks of Lake Zurich in a nice, green environment. With approximately 110 attendees, the event […]
26 June 2024
Prague PostgreSQL Developers Day 2024
On Wednesday, June 5th, I attended the Prague PostgreSQL Developers Day 2024. It is the premier PostgreSQL conference in the Czech Republic, and this year marked its 16th iteration. The event was held in the modern and convenient environment of the Czech Technical University and was attended by almost 270 participants. During the conference, I […]
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