db-derby-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Rick Genter <rgen...@silverlink.com>
Subject Re: how to cascade on update? Not possible?
Date Tue, 16 Mar 2010 01:50:40 GMT
On 3/15/10 6:46 PM, "Ronald Rudy" <ronchalant@gmail.com> wrote:

> I believe you want to look at this:
> http://db.apache.org/derby/manuals/reference/sqlj32.html
>  <http://db.apache.org/derby/manuals/reference/sqlj32.html> Specifically the
> referential ON UPDATE in constraints.  The only "ON UPDATE" actions that are
> allowed are "NO ACTION" and "RESTRICT"; Derby does not appear to support
> cascading updates.  You can log a feature request, I believe there might
> already be one for it based on this thread:
> http://old.nabble.com/ON-UPDATE-CASCADE-in-derby-td1633870.html
> Incidentally I do believe that MySQL supports on update cascade with its
> INNODB engine, and I do think MS SQL does as well
> (http://msdn.microsoft.com/en-us/library/aa275462(SQL.80).aspx)
Thank you for the pointer. I learn something new every day ;-).
Rick Genter
Principal Software Engineer
Silverlink Communications
Office (781) 583-7145
Mobile (408) 398-7006

This e-mail, including attachments, may include confidential and/or
proprietary information, and may only be used by the person or entity to
which it is addressed. If the reader of this e-mail is not the intended
recipient or his or her authorized agent, the reader is hereby notified
that any dissemination, distribution or copying of this e-mail is
prohibited. If you have received this e-mail in error, please notify the
sender by replying to this message and delete this e-mail immediately

View raw message