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ECA Model : Triggers.
written 5.0 years ago by gravatar for teamques10 teamques10 ★ 65k modified 2.1 years ago by gravatar for binitamayekar binitamayekar ★ 6.4k
database management systems
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written 2.1 years ago by gravatar for sagarkolekar sagarkolekar ★ 11k

  • A trigger is a statement that is executed automatically by the system as a side effect of a modification to the database.

  • Triggers are procedures that are stored in the database and are implicitly run, or fired, when something happens.

  • To design a trigger mechanism we must:

  • Specify the conditions …

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