Could not synchronize database state with session问题,说保存空 ,可以在post.hbm.xml文件里设置inverse="true",这样就可以完美的解决这个问题,主要是person_post里的post为联合主键,它不能为空 或者更新post岗位表时,会更新userrelation表,把bpost更新为空了,这可不行啊 也必须得设置inverse=true;如下图…
http://neeraj-dba.blogspot.com/2011/10/ora-10456-cannot-open-standby-database.html Once while starting my standby database i found that database is not opening in normal mode. It throws the error-10456 :cannot standby database. On performing some…
http://www.zvolkov.com/clog/2009/07/09/why-nhibernate-updates-db-on-commit-of-read-only-transaction/ Always be careful with NULLable fields whenever you deal with NHibernate. If your field is NULLable in DB, make sure corresponding .NET class uses Nu…
ERROR - Exception executing batch: org.hibernate.StaleStateException: Batch update returned unexpected row count fr om update [0]; actual row count: 0; expected: 1 ERROR - Could not synchronize database state with session org.hibernate.StaleStateExc…
1.Hibernate: Could not synchronize database state with session 1.主键不是自动生成的,然后自己没手动设置. 2.插入的实体字段跟数据库的关键字冲突. 3.更新的时候,如果更新一个不存在的id实体,也会出现此问题. 4.自己在数据库里手工添加了数据,当利用程序添加数据而且主键是手动设置时,主键冲突导致报此错. 做索引或主键中的值有重复的值,在数据库中把此条冲突的记录删除即ok了 2.org.hibernate.exception.…