What is freehand sql?
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Where do we use semi and non additive facts?
What are the different models used in cluster analysis?
What are the primary ways to store data in OLAP?
What Oracle tools can be used to design and build a W/H?
What is pre-emptive and non-pre-emptive?
4.Explain Snowflkeschema ?
6 Answers EDS, HCL, IBM, iFlex, TCS,
What are components of report studio?
5.Explain ODS ?
3.What is fact less fact ?
9 Answers Accenture, HCL, TCS,
What is aggregate fact table?
Explain er diagram?
Explain vldb?