PostgreSQL

Getting started with Ansible – Download the PostgreSQL sources, compile and install

In the last post in this series we looked at how you can instruct Ansible to install packages on the operating system using the yum module and how you can create(…)

Getting started with Ansible – Installing OS packages, creating groups and users

It has been quite a while since the first post in this series: "Getting started with Ansible - Preparations". If you recap from the initial post Ansible was running on the control host and this simple Ansible(…)

PostgreSQL as a central reporting hub? – Yes, of course

For every client we do projects for there usually are database systems from various vendors. In most places you at least find some Oracle and MS SQL Server databases. Probably somewhere there are even some MySQL/MariaDB or PostgreSQL instance running.

Swiss PGDAY 2016, Slides are online

Last Friday the Swiss PGDAY happened in Rapperswil. All the slides as well as some pictures are now availble (tab “Programm”): >(…)

EM13c and postgres plugin

As an Oracle DBA I use Enterprise Manager to monitor Oracle databases at my client’s sites. I also administer more and more Postgres databases. I decided to download the Blue Medora plugin in order to monitor the postgresql databases with(…)

Which parameter changes do require a restart of my PostgreSQL instance?

Starting wiht PostgreSQL 9.4 you can change parameters in postgresql.conf with the "alter system" command in psql. In principle every parameter can be changed that way but not every parameter is applied immediately. Some of(…)

A look at PostgreSQL 9.6 – psql gexec

This little, but powerful, enhancement that it made it in PostgreSQL 9.6 is probably nothing a application can benefit of. But it can be huge saving for people doing maintenance operations on a PostgreSQL instance. It is(…)

A look at PostgreSQL 9.6 – Killing idle transactions automatically

A common issue with databases: The guy at floor 2 did some work on the database and then rashly left for lunch because the lady on floor 1 is already waiting for him. Unfortunately he did not close his transaction(…)

A look at PostgreSQL 9.6 – progress reporting for VACUUM operations

Vacuum in PostgreSQL is one of the most important points to consider when managing a PostgreSQL instance. Usually vacuum is running in the background and just gets the job done. But, as always, there are situations when(…)

A look at PostgreSQL 9.6 – The wait interface

For a long time there was no real wait interface in PostgreSQL core. Now, with the upcoming 9.6, pg_stat_activity was extended to provide more meaningful information for what a session is currently waiting on.