What is the difference between connected and unconnected stored procedures?
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Hi, i want to do certification in datawarehouse?? which certification is best in current trend?? pls mention the cost also if u can....
Explain are data mart and dwh normalized or denormalized? Do both of them exist in
What is the purpose of cluster analysis in data warehousing?
Explain what are the various transformation available?
Explain differences between star and snowflake schemas?
What is data merging, data cleansing and sampling?
Explain why are oltp database designs not generally a good idea for a data warehouse?
Explain the difference between view and materialized view?
What is confirmed dimension?
What is recovering sessions?
2.What is staging area ?
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How Materialized Views are linked with Oracle DataWare house?