Programming Concepts Question:
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What is the Hierarchy levels in data warehousing concepts level?
Answer:
In-accurate data is often termed as dirty data and has been characterized as missing data, wrong data and compound data with different representations.
Ex. :- customer dimension in which the same person can appear multiple times probably not with exactly the same spellings or other attributes.
Ex. :- customer dimension in which the same person can appear multiple times probably not with exactly the same spellings or other attributes.
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