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Question:
A DBMS built for Online Transaction Processing (OLTP) is generally regarded as unsuitable for data warehousing. Each system is designed with a different set of requirements.
(i) Give example of how OLTP systems differ from data warehousing systems.
(ii) Illustrtae any problems that are associated with developing and managing a data warehouse.
(iii) Explain what is meant by Metadata and what are the purposes of a Metadata in data warehouse architecture.
(iv) Show how data marts differ from data warehouses and identify any two reasons for implementing a data mart.
The natural join is equal to which product? The natural join is equal to Combination of projection and Cartesian product
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Normal 0 false false false EN-US X-NONE X-NONE
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It is mandatory that for every table in the LDB hierarchy there should exist one GET statement in the report. False. It is not essential.
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