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J
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AH
AP
J
P
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VB
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IG
DB::table('role_user')->insert([
[
'user_id' => 1,
'role_id' => 3,
],
]);
IG
IG
PDOException::("SQLSTATE[23000]: Integrity constraint violation: 1452 Cannot add or update a child row: a foreign key constraint fails (`db_name`.`role_user`
, CONSTRAINT `role_user_user_id_foreign` FOREIGN KEY (`user_id`) REFERENCES `users` (`id`) ON DELETE CASCADE)")
AP
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