Write a short note on an ERD
Write a short note on an ERD?
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An ERD is a full logical presentation of the data for an organization and association. The ERD comprises attributes, entities, cardinalities, and relationships. An ERD is the mechanism there an entity-relationship model is displayed.
What is meant by the Data Mining?
Name four applications which are employing for triggers in DBMS?
Illustrate the five SQL built-in functions.
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Name the main data structures used in these areas: Hierarchical data model, RDBMS and Network data model?
Briefly explain the Dashboard in the business intelligence?
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Illustrates the data structures used to do recursion?
Describe briefly reusable transformations?
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