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 Winter ’13 Force.com Platform Release
Release notes for Winter 13 Salesforce
Winter ’13 Release page for the Force.com platform. Below is the latest information on what’s new and cool for developers in the Winter ’13 release.
Developer Console Updates
The Developer Console gains a Tests tool, Query Editor, Perspectives, and Command Line Window.
 Canvas Framework (Pilot)
Canvas Framework enables you to easily integrate a third-party application in Salesforce.
 Visualforce Charting GA
Visualforce charting is now generally available. In addition, charting features a number of enhancements.
 Features
App Distribution
-  PUSH Major UpgradeStarting in Winter ‘13, ISVs can push a new major version of your package directly to any subscriber.
Database
-  Geolocation Custom Fields (Beta)New custom field type which can be used to calculate distance between records.
-  Schema Builder EnhancementsUsers can now delete objects and fields in Schema Builder.
Tools
-  Developer Console UpdatesThe Developer Console gains a Tests tool, Query Editor, Perspectives, and Command Line Window.
User Interface
-  Visualforce Charting GAVisualforce charting is now generally available. In addition, charting features a number of enhancements.
-  Visual Workflow EnhancementsControllers now have access to subflow variables, new flow field types have been added, and much more!
-  Pass-through HTML AttributesYou can add arbitrary attributes to the component that will be “passed through” to the rendered HTML.
-  Dynamic References to Lists and MapsUse dynamic references to lists and maps to create forms using data that isn’t in your organization’s custom objects.
App Logic
-  Support for Testing CalloutsApex now provides the ability to test callouts using the new Test.setMock method.
-  Non-primitive Types in Map Keys and SetsYou can now add map keys of a non-primitive data type.
-  New String MethodsApex now has a significantly larger library of String methods for String manipulation and utility operations.
Collaboration
-  Connect in Apex (Pilot)Many Chatter API resources have been exposed and are directly accessible using Connect in Apex.
Integration
-  Canvas Framework (Pilot)Canvas Framework enables you to easily integrate a third-party application in Salesforce.
