Re: A table of magic constants
Adrian Klaver <adrian.klaver@aklaver.com>
From: Adrian Klaver <adrian.klaver@aklaver.com>
To: rod@iol.ie, Dane Foster <studdugie@gmail.com>,
pgsql-general@postgresql.org
Date: 2015-07-11T19:54:34Z
Lists: pgsql-general
On 07/11/2015 12:21 PM, Raymond O'Donnell wrote: > On 11/07/2015 20:07, Dane Foster wrote: > > <snip> > >> As a recent convert to the Church of Postgres I've been consuming vast > > Welcome to the One True Faith! :-) > >> amounts of information on PostgreSQL, and SESSION_USER is not the first >> nor only, what I'm calling magic constant, that I've seen. Off the top >> of my head, other examples that I've encountered are CURRENT_USER and >> CURRENT_TIMESTAMP. >> >> So my question is this, is there a reference table in the documentation >> that I haven't found yet that lists all magic constants and their >> meaning? And if not in the official documentation is it in the wiki? > > session_user, current_timestamp and current_user are all functions, not > magic constants: > > http://www.postgresql.org/docs/9.4/static/functions-datetime.html > http://www.postgresql.org/docs/9.4/static/functions-info.html > > I hope this helps, To add to this. In the documentation section: http://www.postgresql.org/docs/9.4/interactive/index.html there is a Search box where you can enter the word/phrase you are looking for. If all else fails there is the Index: http://www.postgresql.org/docs/9.4/interactive/index.html > > Ray. > -- Adrian Klaver adrian.klaver@aklaver.com