Re: [INTERFACES] Roadmap for FE/BE protocol redesign

Bruce Momjian <pgman@candle.pha.pa.us>

From: Bruce Momjian <pgman@candle.pha.pa.us>

To: Barry Lind <blind@xythos.com>

Cc: Tom Lane <tgl@sss.pgh.pa.us>, Peter Eisentraut <peter_e@gmx.net>, Alvaro Herrera <alvherre@dcc.uchile.cl>, PostgreSQL Development <pgsql-hackers@postgresql.org>

Date: 2003-03-22T01:53:09Z

Lists: pgsql-hackers

Barry Lind wrote:
> 
> 
> Bruce Momjian wrote:
> > I was thinking if we had a SET PERMANENT that couldn't be changed,
> > interfaces that want to control variables could set them perminantly,
> > and others could let users control it.
> 
> SET PERMANENT only works for those variables that can only have one 
> value for a given client protocol (for example datestyle in jdbc). 
> Whereas autocommit needs to be changeable by the jdbc driver since the 
> jdbc spec allows the user to call an API method to change the setting.

Oh, good point.

> 
> > 
> > Actually, if we reported change to the client, the interface could
> > override any change the user made --- just an idea.
> 
> Reporting the change to the client seems sufficient for the client to 
> take whatever actions are necessary.

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