What is called dimensional modelling?
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After the complete generation of a report who will test the report and who will analyze it?
If I have table T1 and table T2 T1 has 250 cols and 10,000 rows T2 has 2 billion rows and 10 cols Which one would be Fact table and which one would be Dimension table and why ?
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Explain dimensional modelling?
explain about dirty dimension?
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What are the other names given to data warehousing?