What is a functional dependency f said to be minimal?
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What are the various transformation available?
why oracle is the best database for data warehousing?
What Oracle features can be used to optimize my Warehouse system?
What is the limit to the number of sources and targets you can have in a mapping?
Explain what are the basic needs to join two sources in a source qualifier?
what is indexing ? what are different types of indexes supported by oracle ?
What is difference between model & package?
Which columns go to the fact table and which columns go the dimension table?
What are the approaches used by optimizer during execution plan?
Explain what are snapshots? What are materialized views & where do we use them? What is a materialized view log?
What is conformed fact?
Suppose we want to display zero when null values coming to report how can we do that?