I thought default=request.now and update=request.net reflect changes in the
record as a whole?
I'm looking for something that only updates when the value of the status
field changes.
On Monday, October 7, 2013 3:31:33 AM UTC-10, 黄祥 wrote:
>
> i think you can achieve it with default.
> e.g.
> Field('f_status_change_dt', type='datetime',
> label=T('Status Change Dt')*, default=request.now*)
>
> or if you set auth.signature or record_versioning, web2py automatically do
> that for you.
>
> ref:
>
> http://web2py.com/books/default/chapter/29/06/the-database-abstraction-layer#Record-versioning
>
> http://web2py.com/books/default/chapter/29/09/access-control#Record-versioning
>
> best regards,
> stifan
>
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