That's why I marked it with [FAQ]. Every answer with this tag will be integrated into the FAQ. Sooner or later... ;-)
cheers, thomas
Bonnie MacKellar wrote:
OK, thanks! You know, you could just take what you have written right here, and place that in the documentation. Just a simple quick description of what one has to do, all in one place, is enough for most people.
thanks again, Bonnie MacKellar
-----Original Message----- From: Thomas Mahler To: OJB Users List Sent: 6/5/03 2:36 PM Subject: [FAQ] Re: optimistic locking question
Hi Bonnie,
Bonnie MacKellar wrote: > Forgive me, I know this is a really basic question, but... > I just finished reading how to set up optimistic locking. > I gather that I need to set this explicitly for each class, > and that each table needs to have a dedicated column > for this purpose (timestamp or integer). Is this correct?
correct. It's very simple: 1. you need a dedicated column of type INTEGER or TIMESTAMP 2. you need a (possibly private) attribute in your java class corresponding to the column. 3. in repository.xml you need a field-descriptor for this attribute. this field-descriptor must specify locking="true"
> Is there anything written on optimistic locking besides > the info found in > http://db.apache.org/ojb/repository.html#field-descriptor?
Not yet. It's on my to do list. But it'
> thanks, > Bonnie MacKellar > software engineer > Mobius Management Systems, Inc. > [EMAIL PROTECTED] > >
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