[MonoTouch] Catnap: ORM Targeted To MonoTouch

[Jon Dick]

AWESOME!

Thanks much, I'll get around to using this very soon hopefully :)

---
Jon D (aka Redth)

On Thu, Oct 8, 2009 at 10:04 PM, Tim Scott <tscott at lunaversesoftware.com>wrote:

>  I have created a rudimentary objection relational mapper (ORM) using
> sqlite3 with a specific goal of improving the MonoTouch development
> experience.  It’s called Catnap.  Find it here:
>
> http://code.google.com/p/catnap-orm/
>
> A few comments.  First, it’s very basic.  The immediate goal is to escape
> the mire of writing data access code and lots of dynamic SQL.  Second, it is
> definitely alpha.  I am only dipping my toes into MonoTouch development;
> indeed I have only yet deployed to the simulator.  Hence, Catnap has only
> been really tested in very basic scenarios.  I would love for folks to try
> it in their applications and give feedback or, better yet, contribute to its
> development.  It you are willing to roll up your sleeves, I feel like
> together we can make it  a very useful tool for MonoTouch development.
>
> Here are some of the features:
>
>
>    - Mapping is done via a fluent interface
>    - Mapped entities inherit from IEntity interface
>    - Mapped collections :
>    - automatic loading - lazy or eager, specified per collection
>       - automatic cascading - saves/updates and/or deletes, specified per
>       collection
>       - filtering - criteria specified per collection
>       - Control connection and transaction boundaries via a basic
>    UnitOfWork context
>    - Repository<T> base class provides basic operations
>    - IFindSpec<T> provides means to abstract find queries
>    - DbCommandSpec provides a way to create and execute any parameterized
>    query (similar to IDbCommand)
>    - Support for Linq predicates for finding and filtering collections
>    (very limited at present)
>    - Database migration utility. Provides automatic deployment of database
>    changes based on migrations (forward only) that you write
>    - No dependencies except sqlite3.dll
>
>
> There is a link to a Google group on the code site.  Please chime in if you
> are trying it out.  Let us know how it’s going, and if you want to
> contribute.
>
> Cheers,
> Tim Scott
>
> P.S. I should give props to Frank Krueger, who posted sqlite3 code on this
> list that got me started.
>
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>
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