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What is Understanding Database Triggers about?
Triggers are commonly used to enforce business rules and audit changes to database tables. There are different types of triggering events including INSERT, UPDATE, DELETE. It is important to check for mutating table errors before creating triggers on tables. Triggers can be defined to fire before or after events, and on a statement level or row level. The data dictionary stores metadata about triggers including their name, event, type, status and associated table. Triggers can be disabled, dropped, or queri
- Author
- Pol Melo Subirat
- Language
- EN