Introduction of the term Data Mart
Provide a brief introduction of the term ‘Data Mart’?
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Data Mart is a data repository which is served to a community of people who works on knowledge (also known as knowledge workers). The data resource can be from enterprise resources or from a data warehouse.
Briefly explain the batch processing in Business Objects?
Write down the differentiation between view and materialized view?
Why do normalized tables need more complex SQL when SQL statements are employed in application programs?
What are a Database system and its advantages?
How are metadata keys and surrogate handled in MySQL?
Explain the power center repository?
Describes the main data structures used in following areas: RDBMS, Network data model and Hierarchical data model?
Name the Applications of tree data-structure?
Briefly define and describe the term data constraints?
Illustrates the cursors in brief?
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