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Aktuelles aus dem Cybertec PostgreSQL-Blog
PostgreSQL clusters: Monitoring performance
When people are talking about database performance monitoring they usually think of inspecting one PostgreSQL database server at a time. While this is certainly useful it can also be quite beneficial to inspect the status of an entire database cluster or to inspect a set of servers working together at once. Fortunately there are easy […]
Adding an index can decrease SELECT performance
We all know that you have to pay a price for a new index you create — data modifying operations will become slower, and indexes use disk space. That’s why you try to have no more indexes than you actually need. But most people think that SELECT performance will never suffer from a new […]
More on Postgres trigger performance
In my last post I described what to expect from simple PL/pgSQL triggers in performance degradation sense, when doing some inspection/changing on the incoming row data. Conclusion for the most common “audit fields” type of use case was that we should not worry about it too much and just create those triggers. But in which […]