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Re: ECPG - connection name in "EXEC SQL AT ... " statement

From: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
To: Christof Petig <christof(at)petig-baender(dot)de>
Cc: Michael Meskes <meskes(at)postgresql(dot)org>, pgsql-interfaces(at)postgresql(dot)org
Subject: Re: ECPG - connection name in "EXEC SQL AT ... " statement
Date: 2001-10-31 01:16:51
Message-ID: 200110310116.f9V1GpH29963@candle.pha.pa.us (view raw or flat)
Thread:
Lists: pgsql-interfaces
Added to TODO.  Also, do we still use interfaces/ecpg/TODO.  Seems we
should roll that into the main TODO like we did with jdbc.

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

> Bruce Momjian wrote:
> 
> > > On Mon, Oct 22, 2001 at 10:34:59AM +0200, Edward Pilipczuk wrote:
> > > > I've faced with the problem when trying to pass dynamically connection name
> > > > to DB into the "EXEC SQL AT ..." statement.
> > >
> > > Hmm, the AT statement was never designed to get a dynamic connection name.
> > > It appears there was some interaction with other changes.
> > >
> > > > { ECPGdo(__LINE__, dbcn, "select value from table_name where key  = ?  ",
> > >
> > > It did accept "dbcn" as connection name, but also add it to the variable
> > > list, which of course is not correct.
> > >
> > > > Is there any other solution ?
> > >
> > > Use a static connection name? :-)
> > >
> > > Just joking, this is a bug that has to be fixed.
> >
> > Can I have a TODO line for this fix?
> 
> I can give you several TODO lines for ecpg (including this one)
> 
> - implement set descriptor, using descriptor
> - make casts work in variable initializations
> - allow variable to specify the connection name    << this is it
> - implement SQLDA (isn't that already in the TODO list?)
> - design a way to select an array of strings into a variable without the need to
> specify maximum length and count of strings
> 
> 
> 
> ---------------------------(end of broadcast)---------------------------
> TIP 4: Don't 'kill -9' the postmaster
> 

-- 
  Bruce Momjian                        |  http://candle.pha.pa.us
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