削除エラー: (pymysql.err.IntegrityError) (1048, "Column 'subsidy_info_id' cannot be null") [SQL: UPDATE subsidy_info_history SET subsidy_info_id=%(subsidy_info_id)s WHERE subsidy_info_history.id = %(subsidy_info_history_id)s] [parameters: [{'subsidy_info_id': None, 'subsidy_info_history_id': 309}, {'subsidy_info_id': None, 'subsidy_info_history_id': 452}, {'subsidy_info_id': None, 'subsidy_info_history_id': 640}, {'subsidy_info_id': None, 'subsidy_info_history_id': 649}, {'subsidy_info_id': None, 'subsidy_info_history_id': 678}, {'subsidy_info_id': None, 'subsidy_info_history_id': 692}, {'subsidy_info_id': None, 'subsidy_info_history_id': 708}, {'subsidy_info_id': None, 'subsidy_info_history_id': 717} ... displaying 10 of 13 total bound parameter sets ... {'subsidy_info_id': None, 'subsidy_info_history_id': 767}, {'subsidy_info_id': None, 'subsidy_info_history_id': 790}]] (Background on this error at: https://sqlalche.me/e/20/gkpj)