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Re: isNullable()

From: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
To: Rene Pijlman <rene(at)lab(dot)applinet(dot)nl>
Cc: pgsql-patches(at)postgresql(dot)org, pgsql-jdbc(at)postgresql(dot)org, Tomis³aw Kityñski <cromax(at)id(dot)pl>
Subject: Re: isNullable()
Date: 2001-09-16 19:36:33
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-jdbcpgsql-patches
Your patch has been added to the PostgreSQL unapplied patches list at:

I will try to apply it within the next 48 hours.

> Attached is a patch that fixes ResultSetMetaData.isNullable() in
> the JDBC driver.
> This method is currently unimplemented and always returns
> ResultSetMetaData.columnNullable. This is obviously incorrect
> when a column is defined with NOT NULL or PRIMARY KEY. And we
> have to think of check constraints, views, functions etc.
> The patch simply changes the return value to
> ResultSetMetaData.columnNullableUnknown. This is until someone
> comes up with a real implementation of course.
> On Fri, 14 Sep 2001 17:53:50 +0200, Tomisaw Kity?ski wrote:
> >Hello there,
> >
> >could someone tell me, please, do I have any chance to get
> >proper implementation of above method in JDBC (1.1+) soon?
> >
> >Current "return 1" works fine on most tables, however it seems
> >to be a little bit incorrect with some of them ;)
> Regards,
> Ren? Pijlman <rene(at)lab(dot)applinet(dot)nl>

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  Bruce Momjian                        |
  pgman(at)candle(dot)pha(dot)pa(dot)us               |  (610) 853-3000
  +  If your life is a hard drive,     |  830 Blythe Avenue
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