PostgreSQL can sometimes exhaust various operating system resource limits, especially when multiple copies of the server are running on the

As with any server daemon that is accessible to the outside world, it is advisable to run PostgreSQL under a separate user account. This user

Before you can do anything, you must initialize a database storage area on disk. We call this a database cluster. (The SQL

It is possible to use SSH to encrypt the network connection between clients and a PostgreSQL server. Done

PostgreSQL has native support for using SSL connections to encrypt client/server communications for increased

While the server is running, it is not possible for a malicious user to take the place of the normal database server. However, when the server is down, it is possible for a

Before anyone can access the database, you must start the database server. The database server program is called postgres. The

This section discusses how to upgrade your database data from one PostgreSQL release to a newer one.

There are several ways to shut down the database server. You control the type of shutdown by sending different signals to the master postgres process

PostgreSQL offers encryption at several levels, and provides flexibility in protecting data from disclosure due to database server theft, unscrupulous