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What are MySQL Triggers?

Answer»

A trigger is a task that executes in response to some predefined database event, such as after a new row is added to a PARTICULAR table. Specifically, this event involves INSERTING, modifying, or deleting table data, and the task can occur EITHER prior to or immediately following any such event. 
Triggers have many purposes, INCLUDING:

  • Audit Trails
  • Validation
  • Referential integrity enforcement


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