Can anybody pl. share his/her experience on this issue? Thanks. On Jul 2, 10:39 am, Hummingbird <vineet.deod...@gmail.com> wrote: > Hi ! > I have a similar situation. > (disclaimer:-- I have tried turbogears & web2py before. > But could not find the following functionality there. > So I have signed-in here to see whether I can get it in django). > > My form is composed of fields from various tables. > When a user interacts with form, he/she may add/edit/delete/keep > unchanged certain fields, > After saving the form, I need to understand--- > 1) which table(s) should receive SQL add statement, > 2) which one(s) need update stmt, > 3) which one(s) to receive delete stmt. > > Some examples of (desktop) frameworks having this feature:-- > i) CursorAdaptor in VFP > ii) DABO desktop framework > But I am looking for a web framework having this feature. > > Without a proper method (rather class) to handle it, it would be very > messy. > There will be code repetitions, etc. > > I am eager to know whether there is any facility to do the above thing > in django. > In that case, I will happily switch to django. > Any comments/advise/knowledge-sharing highly appreciated. > > Thanks. > > On Jun 30, 9:23 am, qMax <qwigly...@gmail.com> wrote: > > > > > Hello here. > > > My application task is to integrate several applications, and it > > should manipulate objects, spread among several tables in several > > databases. Final object is constructed by 'joining' tables by single > > field (or derivatives). > > A user should see such objects as solid entities and manipulate them > > with basic CRUD operations (with search). > > Backend should synchronize all changes in all databases. > > And i wish i could use admin site for that. > > > If i guess correctly, all required magic should go into custom > > QuerySet implementation to properly translate CRUD operations on > > models into various distributed requests on databases, like zigzag- > > joins, etc instead of usual sql.Queries. > > > I wonder if QuerySet is the only consolidation of such interface. > > What else should i customize to make it work? (i see at least > > db.models.Manager should be customized to use another queryset impl) > > Also, how to figure out what subset of QuerySet interface is used in > > admin site? > > > Maybe, someone already managed similar task and there are some recipes?- > > Hide quoted text - > > - Show quoted text -
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