Why is chameleon method used in data warehouse?
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Explain difference between e-r modeling and dimentional modeling?
How to handle multi value dimensions?
What are the different types of fact tables used in data warehousing?
What is the very basic difference between data warehouse and operational databases?
Hi Friends, Can anyone tell me. is there any certification in Database testing or BI testing or ETL testing international certification? Thanks ArunKumar
What are cluster analysis in data warehousing?
Suppose if a session fails after loading of 10,000 records in to the target.how can you load the records from 10001 the record when you run the session next time?
What is an er diagram?
Explain normalization?
What is an error log table in informatica occurs and how to maintain it in mapping?
What is execution plan?
What is freehand sql?