Technical Perspective: Schema Mappings: Rules for Mixing Data
Alon Halevy
January 1, 2010
When you search for products on Amazon.com, you are seeing results from thousands of vendor databases that were developed before Amazon existed. Did you ever wonder how that happens?
Understanding DB2: Learning Visually with Examples - Understanding DB2: Learning Visually with Examples is an excellent reference and is a compilation of exactly the kind of information that DBAs need to have at …