The Big difference between Oracle BI Applications 7.9.X and 11g is the Integration or ETL tier. 11g no longer uses DAC or Informatica. Instead Oracle Data Integrator replaces those components. This cross-reference I created here is for those thinking of or moving to 11g from 7.9.X. Below, you will find a cross reference guide I […]

A little primer on Slowly Changing Dimensions (SCD). Slowly Changing Dimensions are a star schema design principle and design pattern used to reflect how source data field changes are handled in dimension tables. There are basically 5 types that I know of. Of which 2 are the most prevalent and used in OBIA. These 2 […]