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What is database Trigger?
A database trigger is a PL/SQL block that can explained to automatically execute for insert, update, and delete statements against a table. The trigger can e defined to execute once for the entire statement or once for each row that is inserted, updated, or deleted. For any one table, there are twelve events for which you can explain database triggers. A database trigger can call database procedures that are also written in PL/SQL.
This project will involve designing and creating a database for an organization. In the design of a database, there is no single "perfect" design. So your database design may not
what is attribute is attribute inheritance in dbms?
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What is an ERD?
explain the steps for reduction of er model into relational model?
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