Foreign key constraint fails

Common SQL Errors

Sign up for the latest in common SQL errors from the Galaxy Team!

Thank you! Your submission has been received!

Oops! Something went wrong while submitting the form.

Foreign key integrity issue

MySQL

Cannot add/delete child row: foreign key constraint fails

Explanation

Occurs when trying to insert or delete a row that violates a foreign key constraint. Ensure referenced data exists and matches.

Common Causes

Missing parent row or child row dependency

Related Errors

FAQs

Trusted by top engineers on high-velocity teams

Assort Health

Curri

Rubie

Comulate