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Re: PreparedStatement.setString with null

From: Roland Walter <rwa(at)mosaic-ag(dot)com>
To: Tim Penhey <tim(at)penhey(dot)net>
Cc: "pgsql-jdbc(at)postgresql(dot)org" <pgsql-jdbc(at)postgresql(dot)org>
Subject: Re: PreparedStatement.setString with null
Date: 2004-09-30 10:13:09
Message-ID: 415BDC35.1020801@mosaic-ag.com (view raw or flat)
Thread:
Lists: pgsql-jdbc
Tim Penhey schrieb:

> What is this supposed to do?
>
>    PreparedStatement stat = connection.prepareStatement("update table1 
> set col1 = ?");
>    stat.setString(1, null);
>
> Will this make a null value in the database or an empty string?  Do we 
> have to use the setNull(1, Types.VARCHAR) in order to get a null value 
> entered?

If you want to be portable to different databases, use the setNull() method.

-- 
Roland Walter
MOSAIC SOFTWARE AG
Telefon: 02225/882-411 Fax: 02225/882-201
http://www.mosaic-ag.com


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