class IntegrityConstraintViolationException in Drupal 8

Exception thrown if a query would violate an integrity constraint.

This exception is thrown e.g. when trying to insert a row that would violate a unique key constraint.

Hierarchy

• class \Drupal\Core\Database\IntegrityConstraintViolationException extends \Drupal\Core\Database\RuntimeException implements DatabaseException

4 files declare their use of IntegrityConstraintViolationException

DatabaseLockBackend.php in core/lib/Drupal/Core/Lock/DatabaseLockBackend.php

EntityDefinitionUpdateTest.php in core/tests/Drupal/KernelTests/Core/Entity/EntityDefinitionUpdateTest.php

InvalidDataTest.php in core/tests/Drupal/KernelTests/Core/Database/InvalidDataTest.php

Merge.php in core/lib/Drupal/Core/Database/Query/Merge.php

File

core/lib/Drupal/Core/Database/IntegrityConstraintViolationException.php, line 11

Namespace

Drupal\Core\Database

class IntegrityConstraintViolationException extends \RuntimeException implements DatabaseException {

}