Re: Nested transactions: low level stuff - Mailing list pgsql-hackers

From Bruce Momjian
Subject Re: Nested transactions: low level stuff
Date
Msg-id 200303210359.h2L3xmE17377@candle.pha.pa.us
Whole thread Raw
In response to Re: Nested transactions: low level stuff  (Hiroshi Inoue <Inoue@tpf.co.jp>)
Responses Re: Nested transactions: low level stuff  (Bruce Momjian <pgman@candle.pha.pa.us>)
List pgsql-hackers
If there was no official vote, the conclusion came from the discussion
that almost everyone wanted subtransactions without UNDO.

I don't want to rehash it.  If you want a vote, let's vote.

Who wants subtransactions with UNDO and who wants it with a separate
transaction id for every subtransaction?

---------------------------------------------------------------------------

Hiroshi Inoue wrote:
> Bruce Momjian wrote:
> > 
> > Hiroshi Inoue wrote:
> > > Bruce Momjian wrote:
> > > >
> > > > Hiroshi Inoue wrote:
> > > > > > > Vadim planned to implement the savepoints functionality
> > > > > > > using UNDO mechanism. AFAIR it was never denied explicitly.
> > > > > >
> > > > > > If you go to the TODO.detail/transactions archive, there was discussion
> > > > > > of using UNDO, and most felt that there were too many problems of having
> > > > > > to manage the undo system,
> > > > >
> > > > > This is closely related to the basics of PostgreSQL.
> > > > > Pleas don't decide it implicitly.
> > > >
> > > > We took a vote and UNDO lost --- do you want to do another vote?
> > >
> > > Sorry I missed the vote. Where is it ?
> > 
> > I can't find the vote in the archive.  As I remember, Vadim and a few
> > others liked UNDO, while more liked the current approach.
> 
> As far as I remember there was no such vote or decision.
> Note that I'm not particularly on UNDO side but I don't
> think that the currently discussed way is much better
> than UNDO. Please make the advantage/disadvantages clear
> and let me understand the meaning of this thread.
> 
> regards,
> Hiroshi Inoue
>     http://www.geocities.jp/inocchichichi/psqlodbc/
> 

--  Bruce Momjian                        |  http://candle.pha.pa.us pgman@candle.pha.pa.us               |  (610)
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