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Building sustainable Data Warehouses
Editor's Notes
- Introducing Rien
- Sustainable. W’re not talking green here
- I have a message/warning for you
- Data warehousing is no goal but a means to information provisioning.These are 2 sides to a DWH
- Technology end (intake)
- Business end (delivery)
- Source system disclosure
- Extract Transform Load
- Historic storage
- BIMDurableHardened against change
- Business logica
- Star data models with facts and conformed dimensions
- Presentation ofinformation
- How technology & business meet
- Standards
- Architecture
- Standard 3 layer model
- Data modeling standards in different layers
- Functional control
- Data Quality control: no standards
- Data cleansing: no standards
- OTAP deployment: no standards
- Handcoding
- Standaard in datamodellering
- Benefits of DV
- Generation of a DWH!
- Even Open Source
- Generate a DWH all the way?
- Disadvantage: no tranformsgeneratable
- Tradeoff between coding by hand and get it generated
- Generate the technology partHandcoding the business part
- No heaven on earth: sorry
- Thumbs up
- Nothing change