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Aktuelles aus dem Cybertec PostgreSQL-Blog
3 ways to detect slow queries in PostgreSQL
When digging into PostgreSQL performance it is always good to know, which option one has to spot performance problems and to figure out, what is really going on on a server. Finding slow queries and performance weakspots is therefore exactly what this post is all about. There are many ways to approach performance problems. However, […]
A beginner’s guide to PostgreSQL’s UPDATE and autovacuum
Looking at the type of PostgreSQL support requests, we have received recently, it is striking to see, how many of them are basically related to autovacuum and UPDATE in particular. Compared to other databases such as Oracle, PostgreSQL’s way of handling UPDATE and storage in general is quite different. Therefore people moving from Oracle to […]
rules or triggers to log bulk updates?
Inspired by my co-worker’s recent blog post, I decided to revisit the old question of rules vs. triggers and run a little benchmark to see which one does better. About rules While triggers are well known to most application developers and database administrators, rules are less well known. The full name “query rewrite rule” […]