Re: Unused pg_class columns - Mailing list pgsql-hackers

From Bruce Momjian
Subject Re: Unused pg_class columns
Date
Msg-id 200105301452.f4UEqvG13300@candle.pha.pa.us
Whole thread Raw
In response to Unused pg_class columns  ("Christopher Kings-Lynne" <chriskl@familyhealth.com.au>)
List pgsql-hackers
> Bruce Momjian <pgman@candle.pha.pa.us> writes:
> > I have marked these columns as unused in pg_class.h.
> 
> Keep your hands off 'em!
> 
> There are other purposes for system catalogs besides the internal
> convenience of the backend, you know.  "Unused at the moment by the
> backend" does not mean "removable" --- you have no way to know what
> user code you may break by removing such info.

I didn't remove them.  I marked them as unused, like other columns
already marked as unused in the file.

For example:
   int2        relrefs;        /* # of references to this rel (not used) */

was already marked as "(not used)".

--  Bruce Momjian                        |  http://candle.pha.pa.us pgman@candle.pha.pa.us               |  (610)
853-3000+  If your life is a hard drive,     |  830 Blythe Avenue +  Christ can be your backup.        |  Drexel Hill,
Pennsylvania19026
 


pgsql-hackers by date:

Previous
From: Bruce Momjian
Date:
Subject: Re: Unused pg_class columns
Next
From: Tom Lane
Date:
Subject: Re: Unused pg_class columns