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-Discuss how online transaction processing (OLTP) systems differ from data warehousing systems. -Describe the main functions of the following components in a data warehousing environment:

-Discuss how online transaction processing (OLTP) systems differ from data warehousing systems.

-Describe the main functions of the following components in a data warehousing environment:

a) Metadata repository

b) Temporal database

c) ETL tools

d) Parallel DMBSs

e) Enterprise warehouse.

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