What are the vaious etl tools in the market?

1 Answers  

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wht is degenerated dimension ?it's uses?

10 Answers   CTS, Infosys,

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what are confirmed dimension? We alwys give date as a conformed dimension but if it has different format for different contries say YYMMDD for italy and MM-DD-YYYY for france.Then are they not confirmed.

4 Answers   IBM, MAHINDRA, Tech Mahindra,

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Explain grouped cross tab?

0 Answers  

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What is operational data source (ODS)?

2 Answers  

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Can you brief about the Data warehouse project you worked on?

0 Answers   Deloitte, TCS,

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What is power play plug in?

3 Answers  

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Suppose you are filtering the rows using a filter transformation only the rows meet the condition pass to the target. Tell me where the rows will go that does not meet the condition 333 after we create a scd table, can we use that particular dimension as a dimension table for star schema?

0 Answers  

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Hierarchy of DWH?

2 Answers   Accenture, EDS, IBM, iFlex, TCS,

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Explain the difference between oltp and olap?

0 Answers  

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Which technology should be used for interactive data querying across multiple dimensions for a decision making for a dw?

0 Answers  

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Explain bus schema?

0 Answers  

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