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Re: DELETING ROW

From: Bob Kline <bkline(at)rksystems(dot)com>
To: Gabriel López Millán <gabilm(at)dif(dot)um(dot)es>
Cc: pgsql-interfaces(at)postgresql(dot)org
Subject: Re: DELETING ROW
Date: 2000-07-13 12:31:43
Message-ID: Pine.LNX.4.10.10007130826370.20691-100000@rksystems.com (view raw or flat)
Thread:
Lists: pgsql-interfaces
On Thu, 13 Jul 2000, Gabriel [iso-8859-1] Lpez Milln wrote:

> Bob Kline wrote:
> 
> > On Wed, 12 Jul 2000, Gabriel [iso-8859-1] Lpez Milln wrote:
> >
> > >
> > >     Hi all.
> > >
> > >     I'm traying to delete a row of a table. Te code is:
> > >
> > >  String query = "DELETE FROM " + ID_REQUEST_TABLE + " WHERE id = '" +
> > > numReq+ "';";
> > >  int result = s.executeUpdate(query);
> > >  System.out.println("result: " + result);
> > >  if(result != 0) {
> > >      .....
> > >      connection.commit();
> > >   }
> > >
> > >
> > >     If file do not exists "result" should be "0" (JDBC API), if exists,
> > > it should be the number of the row that delete. But I always get the
> > > value "1", always, even if the row to delete is 5,6, ... 10.
> > >
> > >     I'm using postgresql 7.02 with linux RedHat 6.0 and jdk1.2
> > >
> > >     Cheers, Gabi.
> > >
> >
> > If you read the docs a little more carefully, I think you'll find that
> > the return value is the number of rows affected by the statement.
> 
>         OK.
> 
>         And if I try to delete a row that do not exits, the result is the
> same '1'. It is also correct?
> 

Nope.  That would be a bug in the driver.

-- 
Bob Kline
mailto:bkline(at)rksystems(dot)com
http://www.rksystems.com


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