What is the function of etl when used in data warehousing?
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Explain hybrid slowly changing dimension?
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How are models actually derived?
What is the purpose of cluster analysis in data warehousing?
What is data warehosuing hierarchy?
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What is a ETL/ How does Oracle support the ETL process?
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Hi Friends, Can anyone tell me. is there any certification in Database testing or BI testing or ETL testing international certification? Thanks ArunKumar
Explain difference between e-r modeling and dimentional modeling?
what is table partitioning? How it is useful to warehouse database?