Explain how are the dimension tables designed?
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What is the difference between snowflake and star schema?
How can Oracle Materialized Views be used to speed up data warehouse queries?
Theare is a Database In analysis services,How we will specify the fact table.(i.e whether we will create the measure objects for the fact tbl.) or it will reside insde the database.
What is a Data Warehouse?
Database in use is oracle?
What is the differences between star and snowflake schemas?
Explain if a flat file cotains 1000 records how can I get first and last records only?
What are the different types of schemas used in data warehousing?
What are the steps to build the datawarehouse?
Explain the difference between keylokup and joiner?
what is parallelism?
How to reduce warnings?