This article will show you how to use the pg_dump utility that is built-in to PostgreSQL to backup or dump the database to a file. This is a utility I use all the time to quickly make periodic backups of my databases. This tool has the ability to create both compressed and uncompressed dumps of… Read more
Postgres
pgAdmin – PostgreSQL GUI Management Tool
If you are looking for a GUI management tool for PostgreSQL databases, look no further. pgAdmin III is a freeware utility for *nix and Windows operating systems that allows you to design and manage your databases. Using this tool, you can create, edit, delete tables and data for your databases. It supports an enormous amount… Read more
How to install PostgreSQL 8.4 on CentOS 5.5
If you have tried installing PostgreSQL database on CentOS 5.5 using yum, you will notice that you an old, outdated version! There are several ways to get the 8.4.x version of Postgres installed on this OS, but here is the quick and easy method! Installing PostgreSQL 8.4.x on CentOS 5.5 Download the PostgreSQL 8.4 repository… Read more
PostgreSQL: How to reset the pg_stat statistics tables?
The Postgres pg_stat tables show a variety of statistical information regarding the database. In certain situations (such as after major updates to your application), you may want to clear out the gathered statistics and start from scratch. For instance, if you recently implemented numerous SQL query and indexing optimizations, and you want to see statistical… Read more
PostgreSQL: How to reload config settings without restarting database
If you are making modifications to the Postgres configuration file postgresql.conf (or similar), and you want to new settings to take effect without needing to restart the entire database, there are two ways to accomplish this. Option 1: From the command-line shell su - postgres /usr/bin/pg_ctl reload Option 2: Using SQL SELECT pg_reload_conf(); Using either… Read more
