On Jan 1, 6:34 pm, mdipierro <mdipie...@cs.depaul.edu> wrote:
> On Jan 1, 9:48 am, pihentagy <pihent...@gmail.com> wrote:
> > I cannot understand why you should write:
> > Field('customer', db.partner, requires=IS_IN_DB(db,
> > 'partner.id','partner.id'))
>
> > and not just simply
> > Field('customer')
> The sytnax is Field(name, type). The default type is a string. If you
> want it to be a reference it has to said explicitly. You do the same
> in Django. The validator is optional and, in fact, since 1.74 you get
> that validator by default if web2py knows how to represent a partner.
> For example
>
> db.define_table('partner',Field('name'),format='%(names)s')
> db.define_table('whatever',Field('partner',db.partner))
>
> db.whatever.partner.requires is set by default to IS_IN_DB
> (db,'partner.id','%(name)s')
thanks.
Where can I find info about the exact syntax of Field (and in general
a complete up2date APIdoc?)
> > ps: if I find errors in comparing django and web2py, where should I
> > report it?
>
> You can email it here so we can discuss it.
No model validation in django (yet) (v1.1)
Django has ModelForms which is similar to SQLFORM.
>
> > I dig up some info for IS_IN_SET, it accepts dicts, but it is not
> > mentioned on the
> > site:http://www.web2py.com/examples/static/epydoc/web2py.gluon.validators....
>
> > Using an autoincrement integer called id in every db is a good
> > practice, but it is impossible to follow legacy databases.
> > For definition of a legacy database:
> > Suppose you have some system with existing database, and you should
> > create a web-based interface for that.
> > So, you cannot alter the tables in the legacy database (not
> > considering oracle, where AFAIK you should insert a sequence number
> > manually, so an alter table is not sufficient).
>
> > So, for this case it should be good to have arbitrary (and also multi-
> > field) PK support.
>
> We actually support this for some databases but not all. You can find
> some info
> here:http://groups.google.com/group/web2py/browse_thread/thread/2b877c0b79...
>
> We are in the process of re-factoring the DAL so that it will remain
> backward compatible and this issue will eventually be addressed for
> all databases.
Nice, but can I find complete api doc somewhere? I still miss how the
format keyword argument works for define_table.
thanks
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