Whether dimension table can have numeric value?
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What are the different types of fact tables used in data warehousing?
What is Molap and Rolap? What is Diff between Them?
What is factless fact schema?
Explain what are the various file formats involved in reportnet?
Can you pass sql queries in filter transformation?
what are the others of "bad files" and "discard files" when using sql*loader?
What is a staging area? Do we need it? What is the purpose of a staging area?
What are the different types of Fatcs? Explain with example only
Explain what are the different types of data warehousing?
Explain me what are data marts?
What is the difference between dependent data warehouse and independent data warehouse?
What is data analysis? Where it will be used?