lwcheng

What does sessionFactory.getCurrentSession() do? First, you can call it as many times and anywhere you like once you get hold of your org.hibernate.SessionFactory . The getCurrentSession() method ...

An instance of a persistent class can be in one of three different states. These states are defined in relation to a persistence context . The Hibernate Session object is the persistence context....

 二进制流 (Binary Streams) Oracle limits the size of byte arrays that can be passed to and/or from its JDBC driver. If you wish to use large instances of binary or serializable ty...

实现一个默认的（即无参数的）构造方法（constructor） Cat has a no-argument constructor. All persistent classes must have a default constructor (which can be non-public) so that Hibernate can instantiate ...

[b]Hibernate-mapping[/b] 1、schema (optional): the name of a database schema. 2、catalog (optional): the name of a database catalog.数据库名称 3、default-cascade (optional - defaults to none): a default ...

关键字: null value was assigned to a property ofhibernate int型数据无法读取 问题描述：Null value was assigned to a property of primitive type setter  ，hibernate int型数据无法读取 hiberante读int 整型数据出错 hiber...

今天做Extjs分页时，发现原来框架基于MSSQL的，打印处于举发现为利用select top 进行分页，而在mysql中使用 select * from table limit ?,?. 在网上进行查询这事Hibernate为了实现统一分页接口而在方言中进行封装.Oracle中通过Rownum是实现。 个人认为可以在MSSQl 2005以上版本利用 ROW_NUMBER(...

[b]1.case by: java.lang.NoSuchMethodError: javax.persistence.OneToMany.orphanRemoval()Z[/b] 网络上方法： 1.hibernate-jpa-2.0-api-1.0.0.Final和ejb3-persistence有冲突，如果升级到 Hibernate3.5 那么可以把ejb3-persistence干掉...