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Referential actions in SQL

Referential Actions in SQL Discover the 5 key referential actions that ensure data integrity in relational databases: 1️⃣ CASCADE – Automatically update or delete related records. 2️⃣ SET NULL – Set child rows to NULL when a parent changes. 3️⃣ SET DEFAULT – Use default values in child rows for changes. 4️⃣ NO ACTION – Prevent operations leaving orphaned rows. 5️⃣ RESTRICT – Immediately block invalid updates or deletions. Mastering these concepts is crucial for maintaining relational database consistency! 🚀