Built online transaction processing, Database Management System

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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.


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