這可能是MySQL在InnoDB中設置了foreign key關聯，造成無法更新或刪除數據。可以通過設置FOREIGN_KEY_CHECKS變量來避免這種情況。
SET FOREIGN_KEY_CHECKS = 0;
刪除完成后設置
SET FOREIGN_KEY_CHECKS = 1;
其他：
關閉唯一性校驗
set unique_checks=0;
set unique_checks=1;
MYSQL: Cannot delete or update a parent row: a foreign key constraint fails
免責聲明！
本站轉載的文章為個人學習借鑒使用，本站對版權不負任何法律責任。如果侵犯了您的隱私權益，請聯系本站郵箱yoyou2525@163.com刪除。
猜您在找
Cannot delete or update a parent row: a foreign key constraint fails....
解決Cannot delete or update a parent row: a foreign key constraint fails的mysql報錯
關於mysql中[Err] 1451 -Cannot delete or update a parent row: a foreign key constraint fails
數據庫錯誤Cannot delete or update a parent row: a foreign key constraint fails
ERROR 1217 (23000): Cannot delete or update a parent row: a foreign key constraint fails
mysql刪除有外鏈索引數據,Cannot delete or update a parent row: a foreign key constraint fails 問題的解決辦法
[ERR] 1217 - Cannot delete or update a parent row: a foreign key constraint
MySQL主從復制中斷，報“Error on master: message (format)='Cannot delete or update a parent row: a foreign key constraint fails' error code=1217” 錯誤
1452, 'Cannot add or update a child row: a foreign key constraint fails
Cannot add or update a child row: a foreign key constraint fails