Roadmap (Where's All My Stuff?)
I find it much easier to administer a product if I know where every component is located. With that in mind, let's explore the directory structure for a “standard” PostgreSQL installation.
When you install PostgreSQL, whether from an RPM (Red Hat Package Manager) or from source, it will be configured to install into a particular set of directories. The exact location for any given set of PostgreSQL files is determined when the package is built from source code.
When you build a copy of PostgreSQL from source code (more on that a little later), the —prefix= directory-name flag determines the installation directory. The default value for —prefix is /usr/local/pgsql. You can change this by supplying a different prefix ...
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