PostgreSQL
Background writers
There’s currently a thread on hackers about bg worker: overview and a series of 6 patches. Thanks a lot Markus! This is all about generalizing a concept already in …
tag
PostgreSQL
207 posts
PostgreSQL
Logs analysis
Nowadays to analyze logs and provide insights, the more common tool to use is pgfouine, which does an excellent job. But there has been some improvements in logs …
PostgreSQL
Using indexes as column store?
There’s a big trend nowadays about using column storage as opposed to what PostgreSQL is doing, which would be row storage. The difference is that if you have the …
Conferences
MVCC in the Cloud
At CHAR(10) Markus had a talk about Using MVCC for Clustered Database Systems and explained how Postgres-R does it. The scope of his project is to maintain a set of …
Conferences
Back from CHAR(10)
It surely does not feel like a full month and some more went by since we were enjoying PGCon 2010, but in fact it was already the time for CHAR(10). The venue was most …
PostgreSQL
Back from PgCon2010
This year’s edition has been the best pgcon ever for me. Granted, it’s only my third time, but still :) As Josh said the “Hall Track” in …
Projects
Import fixed width data with pgloader
So, following previous blog entries about importing fixed width data, from Postgres Online Journal and David (perl) Fetter, I couldn’t resist following the meme and …
Projects
pgloader activity report
Yes. This pgloader project is still maintained and somewhat active. Development happens when I receive a complaint, either about a bug in existing code or a feature in …
PostgreSQL
Finding orphaned sequences
This time we’re having a database where sequences were used, but not systematically as a default value of a given column. It’s mainly an historic bad idea, …
PostgreSQL
Getting out of SQL_ASCII, part 2
So, if you followed the previous blog entry, now you have a new database containing all the static tables encoded in UTF-8 rather than SQL_ASCII. Because if it was not …
PostgreSQL
Getting out of SQL_ASCII, part 1
It happens that you have to manage databases designed by your predecessor, and it even happens that the team used to not have a DBA. Those histerical raisins can lead to …
PostgreSQL
Resetting sequences. All of them, please!
So, after restoring a production dump with intermediate filtering, none of our sequences were set to the right value. I could have tried to review the process of …