hibernate-笔记
hibernate 1.hibernate 2. crud jdbc jdbc orm 1.hidernate 2. 3.orm object relational mapping, 1.
2. hibernate hibernate
hibernate jar
1.hibernate
1. hbm.xml 2. dtd,schema, 3.
hibernate 1. src hibernate.cfg.xml
2.
"-//Hibernate/Hibernate Configuration DTD 3.0//EN" "http://www.hibernate.org/dtd/hibernate-configuration-3.0.dtd"> 3.hibernate
hibernate
hibernate SessionFactory SessionFactory
crud
Hibernate Configuration 1. Configuration cfg = new Configuration(); cfg.configure(); Session Factory Session session session 1. 2. 3. 4 session Transaction 1.
Transaction tx = session.beginTransaction();
tx.commit(); tx.rollback();
1. 2. 3. 4. hibernate
id session // User user = new User(); user.setUsername(" user.setPassword("250"); user.setAddress(" // session.save(user);
1
1. 2. 3. hibernate hibernate
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