using datediff in entityframework entity-sql

Question

I want to do something like this using EntityFramework entity-sql query. I am using .Net3.5

StringBuilder query = new StringBuilder(@"
                Select VALUE o
                From ordercontainer.report as o
                WHERE o.xId = @xId
                ");

query.Append("  && datediff(hh,getdate(),o.StatusChangeTimeStamp) >= @DurationInHours");

Answer 1

Use this method in .NET 3.5

System.Data.Linq.SqlClient.SqlMethods.DateDiffHour(startDate, endDate);

See msdn site

This class contains several more Methods that can be used in .NET3.5