From: | Gabriel López Millán <gabilm(at)dif(dot)um(dot)es> |
---|---|
To: | Bob Kline <bkline(at)rksystems(dot)com> |
Cc: | pgsql-interfaces(at)postgresql(dot)org |
Subject: | Re: DELETING ROW |
Date: | 2000-07-13 07:49:57 |
Message-ID: | 396D74A4.DC1E2536@dif.um.es |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
Lists: | pgsql-interfaces |
Bob Kline wrote:
> On Wed, 12 Jul 2000, Gabriel [iso-8859-1] López Millán 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?
From | Date | Subject | |
---|---|---|---|
Next Message | Bob Kline | 2000-07-13 12:31:43 | Re: DELETING ROW |
Previous Message | Tom Lane | 2000-07-13 07:34:20 | Re: select for update not locking properly. |