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What is called data cleaning?


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More Data Warehouse General Interview Questions

What is query panel?

1 Answers  


Explain what are conformed dimensions?

0 Answers  


Are facts same as metrics and dimensions same as measures? If not , please tell the difference?

1 Answers   Patni,


What is the "junk dimension"? Give with examples?

8 Answers  


Explain the difference between keylokup and joiner?

0 Answers  


what is the difference between DSS and ODS ?

2 Answers   IBM, Satyam,


What are the key columns in Fact and dimension tables?

0 Answers  


How to join 3 database like flat file, oracle, db2 in informatrica?

0 Answers  


what role views play in dimensional modeling?

1 Answers   TCS, Zensar,


Which is the optimized method of extracting the data.

3 Answers  


How can we determine what records to extract?

0 Answers  


difference between For each and for all

2 Answers  


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