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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.
draw er diagram using entities crop,employee,department,plot,cultivation plan,machinery,seed,fertilizer
Gyan Gurukul is a software company that provides software related solution. Ashutosh Dubey who is the director of Gyan Gurukul want a three-level schema architecture for the Gyan G
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Give an example of operations from the State Actions and Activities. For instance, in bank the activity verify account code and verify password
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what do you understand by enhanced entity-relationship
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in case of functional dependencies how we get the higher normal form.
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
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