What is data stream and data adaopter?
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What are snapshots? What are materialized views & where do we use them?
Explain difference between snow flake and star schema.
What is mapplet?
how can one transfer LOB and user defined data from oracle to warehouse using ETL informaticabecause
What is data analysis? Where it will be used?
What is mean by aggregate aware?
What is the extension of file to save template?
Why null values are mapped as 0 in fact tables?
Explain a relation schema and a relation?
What needs to be done while starting the database?
Explain is olap databases are called decision support system true/false?
What is the use of incremental aggregation? Explain me in brief with an example?