Recently, I was asked for advice on how to reasonably implement a common task of table change tracking – meaning a so-called “audit trail” for all row changes over time was required. The keyword “compliance” might also ring a bell in this context, here for those who work in finance or for government institutions. But […]

pg_timetable is a brand-new job scheduler for PostgreSQL implemented completely from scratch (in Go). Traditional job scheduling is quite limited and does not cover all we needed in real life. Therefore, we thought about job execution in more detail and came up with a new concept that has not been seen in the PostgreSQL world […]

It’s been exactly half a year since the last major release of the pgwatch2 Open Source PostgreSQL monitoring tool, and I’m glad to announce that another huge set of useful features and improvements have found their way into the pgwatch2 code repository! The new version is incremented to v1.7 and, continuing the naming tradition, I’m […]

Quite often when visiting customers or doing trainings, I see that people are quite happy seeing and learning about some little time-saving PostgreSQL tricks, commands or SQL snippets on the screen and they usually ask to slow down and explain or just say “wow, didn’t know you could do that”. As these tips and tricks […]

This supposed to be just a short TIL entry about PSQL_EDITOR variable. While trying to figure out all possible pitfalls, I’ve decided to write a full blog post. You may skip to the summary though. All tests done on Windows 10 with PostgreSQL 12 installed. As you know, PostgreSQL ships with an interactive console tool […]

“out of shared memory”: Some of you might have seen that error message in PostgreSQL already. But what does it really mean, and how can you prevent it? The problem is actually not as obscure as it might seem at first glance. max_locks_per_transaction is the critical configuration parameter you need to use to avoid trouble. […]