Fundamental stages of Data Warehousing
Briefly describe the fundamental stages of Data Warehousing?
Expert
Offline Operational Databases: This is the preliminary stage of data warehousing. In this stage the expansion of database of an operational system to an off-line server is finished through basically copying the databases. Offline Data warehouse: In this phase the data warehouses are updated on a standard time cycle from operational system and the data is kept at it in a reporting-oriented data structure. Real time Data Warehouse: Data warehouses are updated depended on event or transaction basis in this stage. An operational system carries out a transaction each and every time.
Integrated Data Warehouse: The transactions or activity generation which is transferred into the operational system is done in this stage. Such generated transactions or transactions are employed in the everyday activity of the organization.
Explain what is meant by the term stored procedures?
Describe briefly the measure objects?
Illustrates the term tkprof and how is this used?
Define the CYCLE/NO CYCLE into a Sequence.
Illustrates the relationship between a queue and underlying array of data structure?
Explain the drill mode?
Define the market structures and price output determination in words of Clark and Clark.
Describe briefly the ‘paradigm mismatch’ among SQL and application programming languages.
Explain about extension and intension.
Illustrates the levels of data abstraction?
18,76,764
1937563 Asked
3,689
Active Tutors
1435466
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!