From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
---|---|
To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | Peter Eisentraut <peter_e(at)gmx(dot)net>, PostgreSQL Development <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: Use of LOCAL in SET command |
Date: | 2002-08-27 04:02:02 |
Message-ID: | 200208270402.g7R423j13481@candle.pha.pa.us |
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Lists: | pgsql-hackers |
Has this been resolved?
---------------------------------------------------------------------------
Tom Lane wrote:
> Peter Eisentraut <peter_e(at)gmx(dot)net> writes:
> > Sorry to nag about this so late, but I fear that the new command SET LOCAL
> > will cause some confusion later on.
>
> Okay...
>
> > SQL uses LOCAL to mean the local node in a distributed system (SET LOCAL
> > TRANSACTION ...) and the current session as opposed to all sessions (local
> > temporary table). The new SET LOCAL command adds the meaning "this
> > transaction only". Instead we could simply use SET TRANSACTION, which
> > would be consistent in behaviour with the SET TRANSACTION ISOLATION LEVEL
> > command.
>
> Hmm ... this would mean that the implicit parsing of SET TRANSACTION
> ISOLATION LEVEL would change (instead of SET / TRANSACTION ISOLATION
> LEVEL you'd now tend to read it as SET TRANSACTION / ISOLATION LEVEL)
> but I guess that would still not create any parse conflicts. I'm okay
> with this as long as we can fix psql's command completion stuff to
> handle it intelligently. I hadn't gotten round to looking at that point
> yet for the LOCAL case; do you have any thoughts?
>
> regards, tom lane
>
>
>
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