[DISCUSSION] Object Relational Mapping (ORM) for different programming languages

[Ruslan Zasukhin]

On 10/10/07 12:48 PM, "Philip Mötteli" <philip.moetteli at econophone.ch>
wrote:

>> ----------------------------------------------------
>> DECLARATION:
>> 
>>     class Contact < ActiveRecord::Base
>>        belongs_to :state
>>     end
>> 
>> USAGE:
>> 
>>    Contact.find(1).state.abbreviation
>> ----------------------------------------------------
>> 
>> 
>> And this raise question if possible get such or similar syntax for
>> REALbasic
>> or C++ or other languages that Valentina supports.
>> 
>> And as far as I see answer is NO.
>> 
>> BECAUSE it seems to me Ruby allow return some kind of general
>> parent Object
>> class and send him any messages, i.e. Calls of methods.
>> 
>> C++ and REALbasic are strict type languages. You cannot take
>> REALobject and
>> calls method of its sub-class.
>> 
>> May be such style possible in Obj-C.
> 
> Yes, it is.
> The first part though, where he declares the relationship, has to be
> implemented in a OR-library, so that it is reflected in the db.

Or even better on db engine level, right?


-- 
Best regards,

Ruslan Zasukhin
VP Engineering and New Technology
Paradigma Software, Inc

Valentina - Joining Worlds of Information
http://www.paradigmasoft.com

[I feel the need: the need for speed]