You should have the character to admit mistakes. Also clarify about your work. Were the steps he took correct? More importantly, has he/she learned from this mistake?
What is degenerate dimension table?
What is Dimensional Modeling?
What is meant by metadata in context of a Data warehouse and how it is important?
What are the possible data marts in Retail sales?
What are the various ETL tools in the Market?
What is a linked cube?
What are the data types present in BO? What happens if we implement view in the designer n report?
What is surrogate key? Where we use it? Explain with examples.
What are data validation strategies for data mart validation after loading process?
What is Data warehousing Hierarchy?
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