[Laszlo-dev] For your review: Laszlo Database API spec version 1.1
gbevin at uwyn.com
Fri Nov 4 17:01:26 PST 2005
>> Yes, but what why do you need to make the distinction, and why do
>> you need to push SQL into the server-side generated model data?
>> Are the declaration of abstract methods with a signature not
> The goal of this is to make it easy for developers to access record-
> based datasets, SQL in particular. To that end, we try to
> autogenerate as much of the SQL as possible for them. One place
> that becomes difficult to do declaratively is in WHERE clauses.
> The other place is in ORDER BY clauses.
Can you give a use-case and an example for this? I still have trouble
seeing why you need the WHERE and ORDER BY clauses in the model.
> I added native methods to satisfy the requirement of being able to
> do other things. Given the requirements, I'm still not sure how
> SQL methods and order statements could (or should) be replaced by
> procedural code.
>>> Yes - it is totally server side. The spec is all server-side.
>>> The client-side portion still needs to be written up and built...
>> So ... what is the purpose in this spec?
> To make it easy for developers to interact with record-based
> datasets on the server without requiring them to write much (or
> any) code on the client or server to do so.
> The client-side work is well thought out, but since it isn't being
> developed by the same people doing the server-side implementation
> it isn't in this spec. In a nutshell, it's an implementation of
> dataset that knows how to speak the HTTP protocol and rollback
> changes that didn't go through. This should be part of the spec,
> but I've had very limited time to work on this.
> Providing an open, HTTP-based protocol for working with record-
> based data that doesn't require Laszlo or a specific back-end
> technology is a nice side-effect.
So the implementation of the callbacks will actually be done by
developers on the server-side, inside the XML declaration of the model?
Geert Bevin Uwyn bvba
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