Explain Operational Data Store
What is an Operational Data Store?
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A ODS refers to an operational data store that emerges as a second layer within the architecture data warehouse. It has characteristics of both DSS and OLTP systems.
What do you mean by the term stored procedure in the Teradata?
States the term Mirror Activator Disk mirroring?
Explain the term Data mart?
Give a brief introduction of the term universe in SQL? Brief explain the kinds of universes in business objects?
What do you mean by optimization and performance tuning and explain how does it actually work in the practical projects?
Write down brief note on the issues for database performance?
What is OLAP? Briefly define it.
Stats the term ERD?
Explain Data Only Page Locking in Sybase.
Explain the term optimization and performance tuning and its work in practical projects?
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