Search results for postgres install source code

PostgreSQL Shared Buffers vs free RAM

PostgreSQL, like all other database engines, modifies the table and index blocks in shared buffers. People think that the main goal of buffered reads is to act as a cache to avoid reading from disk. But that’s not the main(…)

YugaByteDB 2.1: the Open Source multi-region distributed database with PostgreSQL API is in GA with huge performance improvement

By Franck Pachot . 9 months ago I was looking at YugaByteDB which was still in beta version for its 'YSQL' API. I published my first test on Medium: https://medium.com/@FranckPachot/running-pgbench-on-yugabytedb-1-3-3a15450dfa42. I have been very enthusiastic about(…)

Collations in PostgreSQL – basics

When you work with databases sooner or later you will need to get in touch witch collations. It might be that you never needed to think about it as initdb picked a(…)

Deploying your own PostgreSQL image on Nutanix Era

Some days ago we had a very good training on Nutanix. Nutanix is a Hyper-converged infrastructure and that means that all is software driven and the system can be deployed on many(…)

Documentum – MigrationUtil – 5 – Change Installation Owner

The Documentum installation owner is the operating system user that owns the server executable and other related files along with the OS process when the server is running. It is originally determined when the server is installed, in fact, it(…)

pg_auto_failover: Setup and installation

When I attended PGIBZ 2019 earlier this year, I talked with Dimitri about pg_auto_failover and I promised to have a look at it. Well, almost half a year(…)

Creating a customized PostgreSQL container using buildah

Quite some time ago I blogged about how you could build your customzized PostgreSQL container by using a Dockerfile and Docker build. In the meantime Red Hat replaced Docker in(…)

PAM Authentication With PostgreSQL

By Mouhamadou Diaw PostgreSQl supports many authentication methods. The PAM authentication method operates similarly to password except that it uses PAM (Pluggable Authentication Modules) as the authentication mechanism. The user must exist in the database before PAM can be used(…)

PostgreSQL : Get my database server name

By Mouhamadou Diaw I was looking for a build-in function to get the hostname of the server hosting my PostgreSQL cluster. But seems that there is no build-in function. Looking in the extensions, I find the extension hostname which(…)

PostgreSQL 12 : New option –socketdir for pg_upgrade

By Mouhamadou Diaw PostgreSQL 12 is under development but tests can be done. Steps to install this version can be found in this dbi blog . Many thanks to Daniel. While reading the documentation I(…)