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org.springframework.dao.InvalidDataAccessApiUsageException

2014-10-15 10:08 381 查看
org.springframework.dao.InvalidDataAccessApiUsageException: Executing an update/delete query; nested exception is javax.persistence.TransactionRequiredException: Executing an update/delete query


不能用静态函数 static

@Transactional doesn't work on static function

public static int Licences.deleteAll() {
return entityManager().createQuery("delete from Licences o").executeUpdate();
}


to
public int Licences.deleteAll() {
return entityManager().createQuery("delete from Licences o").executeUpdate();
}
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