Category archive for ‘Data warehouse’ 
-
Mystery or Junk data warehouse dimensions
Sometimes, when you are designing a star schema model, you'll find yourself in a dilemma. You've come up with a beautiful design, right out of the pages of a Ralph Kimball book with 5 dimensions, and 5 measures, and you are on your way to star schema heaven when suddenly the users start asking akward [...]
-
Making rapid prototypes for data warehouse ETL jobs
Data warehouses and even data marts can be expensive, complex projects. They are not projects to start lightly, and they are not projects that you want to launch without doing some solid planning. But there is a way to get a handle on the tricky parts of your data warehouse scope, and to reduce your [...]
