Paloş::Code.Blog()

Thoughts about high architecture and sheer speed.

Archive for the ‘Databases’


Upgrading PostgreSQL 8.1 databases to 8.2

Here’s a great tip from Dick Visser for upgrading the database cluster from PostgreSQL 8.1 to postgreSQL 8.2. It’s amazingly simple and it just works.

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Full-Text Search Engines

It is obvious that the matter of a full-text search engine implementation is becoming more and more important (at least as far as my work is concerned) .

A while ago I implemented the TSearch2 full-text search engine with one of our PostgreSQL databases1. Let me say that it wasn’t easy (mostly because I wanted to make it support the Romanian language), although I did get it working properly with quite impressive effects2. (more…)


  1. I have yet to use my TSearch2 implementation in a heavy traffic environment.
  2. From what I could gather from my experience until now and by reading other reviews, tests and opinions, I know that TSearch2 updates it’s indexes in real-time while searching and indexing becomes increasingly slower with large-sized indexes.

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