Re: [HACKERS] functions with same name, different args
Bruce Momjian <maillist@candle.pha.pa.us>
From: Bruce Momjian <maillist@candle.pha.pa.us>
To: lockhart@alumni.caltech.edu (Thomas G. Lockhart)
Cc: brett@abraxas.scene.com, pgsql-hackers@postgreSQL.org
Date: 1998-01-28T16:34:23Z
Lists: pgsql-hackers
> > > I notice that all the functions with the same name but different args > > are actually sql statements which SELECT the result of the function > > call using a different (and unique) name.. > > > > Wouldn't this cause slowdowns? Shouldn't you be able to have a > > different name for your function in pgsql than in the shared library, > > without having to resort to such hacks? > > Actually, we were pretty happy when Edmund Mergl found this mechanism. > I've thought about making changes to allow compiled code to do the same > thing, but we've had other more important issues to work on. Send > patches if you want something different. Actually the problem was that SQL functions can compare args and call the proper function, while C functions just get called without any arg comparisons. -- Bruce Momjian maillist@candle.pha.pa.us