Re: Open items - Mailing list pgsql-hackers

From Bruce Momjian
Subject Re: Open items
Date
Msg-id 200408040213.i742DOZ08084@candle.pha.pa.us
Whole thread Raw
In response to Re: Open items  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-hackers
Tom Lane wrote:
> Jan Wieck <JanWieck@Yahoo.com> writes:
> > Having done something similar for the SPI manager once, so that 
> > parameters can have unknown type and the code calling SPI_prepare() will 
> > find the chosen types in the type array, so that the code calling 
> > SPI_execp() can do the appropriate type casting, my idea is that 
> > preparing a statement does the same and exec prepared actually accepts 
> > unknown type arguments and calls the typein function before running the 
> > plan. However, I still need to look at the code ...
> 
> This is already *done*.  All we need is to devise a reasonable API for
> libpq to provide access to the V3-protocol Prepare message.  I suspect
> that we'd want it to bundle a Prepare and a Describe Statement
> operation, so that the user would get back the list of actual argument
> types in the same call that issues the prepare.  But I haven't thought
> it through in detail.
> 
> > If this is doable that way, we could log it as an open issue that needs 
> > to be finished for release.
> 
> [ shrug ]  Arguably it was something that should have been done for 7.4.
> If someone wants to step up to the plate now, I won't stand in the way.

Agreed.  I will add it to the open items list.

--  Bruce Momjian                        |  http://candle.pha.pa.us pgman@candle.pha.pa.us               |  (610)
359-1001+  If your life is a hard drive,     |  13 Roberts Road +  Christ can be your backup.        |  Newtown Square,
Pennsylvania19073
 


pgsql-hackers by date:

Previous
From: Christopher Kings-Lynne
Date:
Subject: Re: Preliminary PITR documentation available
Next
From: Bruce Momjian
Date:
Subject: Re: TODO Items