© Laurenz Albe 2022 When processing a big result set in an interactive application, you want to paginate the result set, that is, show it page by page. Everybody is familiar with that from the first web search on. You also get a button to scroll to the next page, and you get a total […]

  It is a frequent complaint that count(*) is so slow on PostgreSQL. In this article I want to explore the options you have get your result as fast as possible. Why is count(*) so slow? Most people have no trouble understanding that the following is slow: After all, it is a complicated query, and […]