Question: Give query for this experiment Experiment No.9 Aim:Implement Views and Triggers. Objectives: e Understand the customization of External schema using views. e Execution of procedures

Give query for this experiment

Experiment No.9 Aim:Implement Views and Triggers. Objectives: e Understand the customization of External schema using views. e Execution of procedures on event of modification to database. Outcomes: Apply Triggers to ensure integrity and audit modification of database. Hardware / Software Required:Oracle Theory . Views Views are virtual tables formed by a query. A view Is a dictionary object that you can use until you drop it. In Short, a view is a virtual table based on the result-set of an SQL statement. A view contains rows and columns, just like a real table. The fields in a view are fields from one or more real tables in the database. Syntax

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