Re: [HACKERS] Volunteer: Large Tuples / Tuple chaining
Bruce Momjian <pgman@candle.pha.pa.us>
From: Bruce Momjian <pgman@candle.pha.pa.us>
To: Hiroshi Inoue <Inoue@tpf.co.jp>
Cc: Christof Petig <christof.petig@wtal.de>, pgsql-hackers@postgreSQL.org
Date: 1999-12-14T16:25:40Z
Lists: pgsql-hackers
> > I planned to use as many of PostgreSQL data structures unaltered as > > possible. Storing one Tuple in multiple Items should not pose too much > > danger on bufmgr and smgr unless they access tuple internals. (I didn't > > check that yet). This would mean that on disk Items do no longer > > correspond to Tuples. (Some of them might form one tuple). > > > > Hmm,we have discussed about LONG. > Change by LONG is transparent to users and would resolve > the big tuple problem mostly. > I'm suspicious that tuple chaining is worth the work now. > > At least a consensus is needed before going,I think. > Bad design would only introduce a confusion. Agreed. -- Bruce Momjian | http://www.op.net/~candle maillist@candle.pha.pa.us | (610) 853-3000 + If your life is a hard drive, | 830 Blythe Avenue + Christ can be your backup. | Drexel Hill, Pennsylvania 19026