Explain the data types present in bo n wht happens if we implement view in the designer n report?
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What is a Data Cube?
Which kind of index is preferred in DWH?
What is ?Data mining??
What is the limit to the number of sources and targets you can have in a mapping?
What is the use of incremental aggregation? Explain me in brief with an example?
What are the steps of implementing data warehousing?
Explain what are the various methods of getting incremental records or delta records from the source systems?
Explain what is the extension of file to save template?
Difference between DSS & OLTP?
What are the different types of scd's used in data warehousing?
Which is the optimized method of extracting the data.
Do you view contain data?