冷萧峰:
博客地址：https://www.cnblogs.com/lengxiaofeng/
冷萧峰:
博客地址：https://www.cnblogs.com/lengxiaofeng/
insert时报Cannot add or update a child row: a foreign key constraint fails (`yanchangzichan`.`products
org.hibernate.validator.constraints.NotBlank' validating type 'java.lang.Integer