Re: Big 7.1 open items

Tom Lane <tgl@sss.pgh.pa.us>

From: Tom Lane <tgl@sss.pgh.pa.us>
To: Thomas Lockhart <lockhart@alumni.caltech.edu>
Cc: Jan Wieck <JanWieck@Yahoo.com>, Hiroshi Inoue <Inoue@tpf.co.jp>, Bruce Momjian <maillist@candle.pha.pa.us>, PostgreSQL-development <pgsql-hackers@postgresql.org>, "Ross J. Reedstrom" <reedstrm@rice.edu>
Date: 2000-06-16T16:54:00Z
Lists: pgsql-hackers
Thomas Lockhart <lockhart@alumni.caltech.edu> writes:
>> ...  But I think it's critical to keep
>> the low-level file access protocol simple and reliable, which really
>> means minimizing the amount of information the backend needs to know 
>> to figure out which file to write a page in.  With something like the 
>> above you only need to know the tablespace name (or more likely OID), 
>> the relation OID (+name or not, depending on outcome of other 
>> argument), and the offset in the table.  No worse than now from the 
>> software's point of view.
>> Comments?

> I'm probably missing the context a bit, but imho we should try hard to
> stay away from symlinks as the general solution for anything.

Why?

			regards, tom lane