A JavaScript Data Access Framework that uses Knockout

By: [EntitySpaces, LLC] (http://www.entityspaces.net)

License: MIT

Dependencies: Knockout

Download EntitySpaces 2012, it's 100% Free

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Live Examples

[Editing Example] (http://www.entityspaces.net/entityspaces.js/examples/entityspaces/FullExample.htm)
[Lazy Load Example] (http://www.entityspaces.net/entityspaces.js/examples/entityspaces/HierLazyLoad.htm)
[Paging, Sorting, Filtering] (http://www.entityspaces.net/entityspaces.js/examples/entityspaces/Paging.htm)

Features

Built upon Knockout and the MVVM Model
All class properties are ko.observables and collections classes are ko.observableArrays
Only 17k minimized
Supports MS SQL Server, Azure, CE, MS Access, Oracle, PostgreSQL, Sybase SQL Anywhere, MySQL, SQLite, and VistaDB
Supports WCF JSON Service and RESTFUL API's
Supports Full Hierarchical Data Models
Hierarchical Model Supports Lazy Loading (See video below)
All saves take place within transactions, including complex hierarchcial saves
Two Providers, either pure XHR or JQuery Ajax (you choose which one you want to use)
Tracks Row Level and Column Level Dirty State
Tracks Original Values so Edits can be Cancelled via RejectChanges
Generic - Can be used with any ORM or Database Backend

Intuitive API


    // Add a single record
    var emp = new es.objects.Employees();
    emp.FirstName("Just");
    emp.LastName("Added");
    emp.save();

    // Or the same as above
    var emp = new es.objects.Employees({
        FirstName: 'Just',
        LastName: 'Added'
    });
    emp.Save();

EntitySpaces Studio Specific Abilities

Will Generate your entire set of JavaScript classes from your Database Schema
Will Generate your WCF JSON Service for you that will work Out-Of-The-Box
Supports MS SQL Server, Azure, CE, MS Access, Oracle, PostgreSQL, Sybase SQL Anywhere, MySQL, SQLite, VistaDB