Explain meta data?


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More Data Warehouse General Interview Questions

How to pivot data using informatica when you have variable amount of pivot rows?

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What is the difference between filter and lookup transformation?

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What is defined as partial backup?

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Explain differences between star and snowflake schemas?

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Explain why should you put your data warehouse on a different system than your oltp system?

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What is the difference between ods and oltp?

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Difference between cold fusion 5 and cold fusion mx 6?

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Explain why fact table is in normal form?

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Do you always need to copy the data before reporting on it?(Example, real-time & on-demand reporting is a requirement)?

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Explain what is ods (operation data source)?

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Explain what is batch and describe about types of batches?

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Explain difference between view and materialized view?

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