how did you add belongs support for GAE? I remember in a previous
discussion this was considered not possible/practical:
http://code.google.com/p/web2py/issues/detail?id=56&can=1



On Dec 12, 4:42 pm, mdipierro <[email protected]> wrote:
> I have re-factored a lot of code in gluon/contrib/gql.py in order to
> make it leaner, more readable and add new syntax. Now you can do mix
> and match queries like:
>
> q1=(db.table.id==1)
> q2=(db.table.id>0)
> q3=(db.table.field.belongs(('value1','value2','value3')))
>
> in expressions like
>
> db(q1)(q2)q3).select()
> db(q1&q&q3).select()
> db(...).update(...)
> db(...).delete()
>
> Before this patch, belongs was not supported by web2py on GAE, q1 and
> q2 could not be mixed with other conditions.
>
> Now you can do for example:
>
>     d=datetime.date.today()
>     db.define_table('person',Field('name'),Field('birthday','date'))
>     db.person.insert(name='John',birthday=d)
>     rows=db(db.person.id>0)(db.person.name.belongs(('John',))).count()
>     rows=db(db.person.id==1)(db.person.name.belongs(('John',)))\
>                   (birthday==d).update(name='Jim')
>
> Moreover the db['_lastsql'] now contains a complete representation of
> the last query on GAE and it can be used for debugging, and both db, db
> (...) and can serialized as a string.
>
> Please check it and report any problem.
>
> Also please let me know if you find places in the online documentation
> that have just become obsolete.
>
> Massimo

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