From: | Bruce Momjian <maillist(at)candle(dot)pha(dot)pa(dot)us> |
---|---|
To: | tgl(at)sss(dot)pgh(dot)pa(dot)us (Tom Lane) |
Cc: | pgsql-hackers(at)postgreSQL(dot)org, pgsql-interfaces(at)postgreSQL(dot)org |
Subject: | Re: [HACKERS] Re: retrieving varchar size |
Date: | 1998-04-27 14:52:44 |
Message-ID: | 199804271452.KAA04993@candle.pha.pa.us |
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Lists: | pgsql-hackers pgsql-interfaces |
>
> Does what you describe actually work in the current backend?
>
> The problem on the libpq side is basically that the PGresult structure
> is not able to represent more than one tuple descriptor. AFAICS, we can't
> tamper with that without breaking all existing applications. However,
> if we make the changes being discussed in this thread then it would be
> a simple matter to return a *series* of PGresult structures for this
> sort of query.
>
> Whether an application is capable of handling that is another story,
> but at least the data could be passed through.
>
I would move forward, and see if anything breaks. If the regression
tests pass, that is a good sign it works.
--
Bruce Momjian | 830 Blythe Avenue
maillist(at)candle(dot)pha(dot)pa(dot)us | Drexel Hill, Pennsylvania 19026
+ If your life is a hard drive, | (610) 353-9879(w)
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