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Trigger In SQL (Use of triggers (Validating input data and maintaining…
Trigger In SQL
Use of triggers
Validating input data and maintaining complex integrity constraints that other wise would be difficult
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Database trigger is procedural code that is automatically executed in response to certain events on a particular table or view in a database
Eg. when a new worker is added to the employees table, new records should be created also in the tables of the taxes, vacations, and salaries
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