| Overload | Description | 
|---|---|
| First(IEntityScalarQuery,Action<EntityScalarQueryOperation>,Object) | Returns the first element in the sequence. | 
| First<TResult>(IEntityScalarQuery<TResult>,Action<EntityScalarQueryOperation<TResult>>,Object) | Returns the first element in the sequence. | 
| First(IEntityScalarQuery,IPredicateDescription,Action<EntityScalarQueryOperation>,Object) | Returns the first element in the sequence that satisfies the specified condition. | 
| First<TResult>(IEntityScalarQuery<TResult>,Expression<Func<TResult,Boolean>>,Action<EntityScalarQueryOperation<TResult>>,Object) | Returns the first element in the sequence that satisfies the specified condition. | 
Target Platforms: Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family, Windows Vista, Windows Server 2008 family