Re: JDBC problem with DELETE

From: "Peter Mount" <peter(at)retep(dot)org(dot)uk>
To: <Dnesbitt(at)encryptix(dot)com>, <petermount(at)it(dot)maidstone(dot)gov(dot)uk>, <pgsql-interfaces(at)postgresql(dot)org>
Cc: <Dnesbitt(at)encryptix(dot)com>
Subject: Re: JDBC problem with DELETE
Date: 2000-07-27 17:51:59
Message-ID: 000101bff854$8027da60$072629d4@retep.org.uk
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I'm not sure, but it might be loosing the quote somewhere.

The proper safe way is to use PreparedStatement. I'll try it here just to
make sure it isn't a bug though.

Peter

--
Peter T Mount peter(at)retep(dot)org(dot)uk, peter(at)retepdigital(dot)com, me(at)petermount(dot)com
Homepage: http://www.retep.org.uk Contact details @ http://petermount.com
PostgreSQL JDBC: http://www.retep.org.uk/postgres/
Java PDF generator: http://www.retep.org.uk/pdf/

----- Original Message -----
From: <Dnesbitt(at)encryptix(dot)com>
To: <petermount(at)it(dot)maidstone(dot)gov(dot)uk>; <pgsql-interfaces(at)postgresql(dot)org>
Cc: <Dnesbitt(at)encryptix(dot)com>
Sent: Thursday, July 27, 2000 5:55 PM
Subject: RE: [INTERFACES] JDBC problem with DELETE

> Peter,
>
> The sql does work from psql.
>
> I also tried your suggestion about using PreparedStatement and that
worked!
>
> Am I doing something wrong with Statement or is it a bug?
>
> Regards,
> file://Dave
>
> > -----Original Message-----
> > From: Peter Mount [mailto:petermount(at)it(dot)maidstone(dot)gov(dot)uk]
> > Sent: Wednesday, July 26, 2000 11:48 PM
> > To: 'Dnesbitt(at)encryptix(dot)com'; pgsql-interfaces(at)postgresql(dot)org
> > Subject: RE: [INTERFACES] JDBC problem with DELETE
> >
> >
> > Does this happen when you run the sql from psql?
> >
> > How about using PreparedStatement instead of Statement? It
> > would then handle
> > the quoting correctly (which is what I'm thinking is going
> > wrong here).
> >
> > Peter
> >
> > --
> > Peter Mount
> > Enterprise Support
> > Maidstone Borough Council
> > Any views stated are my own, and not those of Maidstone
> > Borough Council
> >
> >
> > -----Original Message-----
> > From: Dnesbitt(at)encryptix(dot)com [mailto:Dnesbitt(at)encryptix(dot)com]
> > Sent: Thursday, July 27, 2000 5:41 AM
> > To: pgsql-interfaces(at)postgresql(dot)org
> > Cc: Dnesbitt(at)encryptix(dot)com
> > Subject: [INTERFACES] JDBC problem with DELETE
> >
> >
> > The following piece of code:
> >
> > stmt.executeUpdate("delete from friend where name='"+someName+"'");
> >
> > is returning:
> >
> > SQLException: java.sql.SQLException: ERROR: Attribute
> > 'John Doe' not
> > found
> >
> > where someName is "John Doe".
> >
> > Any ideas? The row where name='John Doe' is definitely in
> > the table and I
> > can execute the statement without problems from psql.
> >
> > Thanks in advance for your help.
> >
> > Regards,
> > file://Dave
> >

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