Difference between SSIS features of SQL Server 2008 R2 & SQL Server 2012

·         Server Environments

·         SSISDB Catalog

·         Project Connection Managers

·         Offline Connection Managers

·         Flat File Connection Manager Changes

·         Parameters

·         Comparing and Merging Packages

·         Undo/Redo in SSIS Designer

·         Column Mapping

·         Script Task and Script Component