Explain the main differences between star and snowflake schema?


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More Data Warehouse General Interview Questions

Is union transormation is active transformation?

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What is staging area?

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Which one among Star and snowflake schemas will occupy more space?

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Where the cache files stored?

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What is Factless fact table? In which purpose we are using this in our DWH projects?Plz give me the proper answer. Thanks, Ramesh

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what role views play in dimensional modeling?

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What is the difference between datawarehouse and bi?

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What is the difference between agglomerative and divisive hierarchical clustering?

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How to pivot row data using informatica?

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Why facts table is useful in representing the data?

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What is the limit to the number of sources and targets you can have in a mapping?

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