What is dirty dimension? what is balance dimension?what is the Hierarchy levels in datawarehousing concepts level?

Questions by satyavani

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  • Mar 28th, 2008

If a Record occurs more than one time in a table by the difference of a non-key attribute then such a dimension is called Dirty Dimemsion.

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Mahipal Garhwal

  • Aug 9th, 2011

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.

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  • Nov 3rd, 2011

nothing but type 2 dimension

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Kamisetty Susravya

  • Aug 23rd, 2016

Will you please specify some example on a dirty dimension table?

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