Lecture 5. Themes in this session Building and managing the data warehouse Data extraction and transformation Technical issues. Building the data warehouse. Basic guidelines for the creation of a DW. Create corporate sponsors and plan thoroughly
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Themes in this session
Analysis of current
Data warehouse design
Note: the project must always be able to show progress and have the ability to deliver business value
Delta data is both new and changed data, it represents changes from one point in time to the next