ADO.NET Entity Framework Beta 3

Welcome to the Entity Framework Beta 3. In addition to supporting the production release of the .NET Framework 3.5, the ADO.NET Entity Framework Beta 3 has the following new features and improvements since the Beta 2 release:

Performance improvements
 
  • Much quicker object query execution
  • Simpler generated SQL
  • Faster view generation

Easier disconnected operation
 
  • Public, serializable EntityKey property on EntityReference
  • ApplyPropertyChanges
  • Attach on EntityReference
  • Improvements to EntityKey serialization

Extensibility and business logic enhancements
 
  • Partial methods in code generation for property changing and property changed events
  • Load with MergeOption
  • AssociationChanged Event

Query improvements
 
  • Additional canonical functions for LINQ to Entities
  • Apply operator elimination (makes more operations work in SQL Server 2000 and other databases)
  • Compiled LINQ query
  • ToTraceString() method on ObjectQuery<T> and EntityCommand to facilitate debugging

Other
 
  • Connection management refinements
  • Provider interface allows better reasoning about primitive types



Опубликовал admin
7 Дек, Пятница 2007г.



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