You probably know that you can use SQL Server 2005 Integration Services (SSIS) to build an Extract, Transform, and Load (ETL) system to populate a data warehouse. But how do you do it? What does an ETL application look like? SSIS boasts so many features that newcomers typically feel as if they've upended a jigsaw puzzle on their desktop. It's hard to put the puzzle together without seeing the big picture, especially when pieces from other puzzles are mixed in or when some pieces are missing! Our...