According to Joshua D. Drake:
> Date: Wed, 06 Jul 2005 20:52:22 -0700
>
> It depends on what you mean by Extend. If you mean adding contrib
> modules, custom functions etc... then just make sure that you have all
> of postgresql installed...
>
> libecpg-dev - development files for ECPG (Embedded PostgreSQL for C)
> libecpg4 - run-time library for ECPG programs
> libpq3 - PostgreSQL C client library
> postgresql - object-relational SQL database management system
> postgresql-client - front-end programs for PostgreSQL
> postgresql-dev - development files for libpq (PostgreSQL library)
> postgresql-doc - documentation for the PostgreSQL database management
>
I also advise 'postgresql-autodoc'. With it you can generate htmlized
documentation as well as Dia-based E-R diagram.
Dong