Re: adding operators

On Mon, 1 Oct 2007 12:38:07 +1000
"Brendan Jurd" <direvus@gmail.com> wrote:
> On 10/1/07, Islam Hegazy <islheg@gmail.com> wrote:
> > I am a graduate student in the University of Calgary. I want to add some new
> > operators to PostgreSQL to perform some specific tasks in a project I am
> > working in. My problem is that I cannot find my way into the code, where
> > should I start and where to find the documentation for the code.
> 
> There's no need to hack Postgres to add operators.  You can do so by
> defining functions using CREATE FUNCTION, and then hooking operators
> up to them using CREATE OPERATOR.

And if you need to add C code you can do that too.  Check some examples
in contrib such as my chkpass module for examples.

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