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Charity Ferry

Charity Ferry

2 years ago

SQL triggers are less common but can be a great solution for certain situations. I’ll provide examples for how to use triggers to enforce data integrity and track changes to a database.

How to Create a SQL Trigger - Postgres Syntax

Here are the components to creating a trigger for your database:

  1. Trigger Event Type
  2. Before or After the event
  3. Effect of the Trigger

#postgresql #sql trigger #trigger

A Complete Guide to SQL Triggers in PostgreSQL

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A Complete Guide to SQL Triggers in PostgreSQL

SQL Triggers, also called Database Triggers, allow you to tell your SQL engine (for these examples, Postgres) to run a piece of code when an event happens, or even before the event. We'll learn everything there is to know about SQL Triggers in PostgreSQL in this article.

1.20 GEEK