2016年9月27日
Have You Ever Wondered About the Difference Between NOT NULL and DEFAULT?
摘要： https://blog.jooq.org/2014/11/11/have-you-ever-wondered-about-the-difference-between-not-null-and-default/ When writing DDL in SQL, you can specify a 阅读全文
posted @ 2016-09-27 15:39 ChuckLu 阅读(366) 评论(0) 推荐(0)
Validation failed for one or more entities. See 'EntityValidationErrors' property for more details
摘要： http://stackoverflow.com/questions/7795300/validation-failed-for-one-or-more-entities-see-entityvalidationerrors-propert 捕获异常之后，判断是否为DbEntityValidatio 阅读全文
posted @ 2016-09-27 14:18 ChuckLu 阅读(740) 评论(0) 推荐(0)