Session 区分
1.?????? What’s the difference between SessionFactory.getCurrentSession() and SessionFactory.opeSession();
If get current session is null, session factory will create a new session replace of current session.
Current session will be close automatically after session get transaction commit.
Open session is always a new session was created.
2.?????? Hibernate transation implements in JDBC
JDBC?????????????????????????????????????????????????????????????????????
Hibernate
Connector.setAutoCommit(false)
session.beginTransaction();
Connector.commit()
session.getTransaction().commit()
Connector.setAutoCommit(true)
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