Three states of Hibernate objects

 object in the first state of Teacher T=NewTeacher (); T.setname ("Zhang San"); T.setage (35); Session Session=sessionfactory.getcurrentsession (); Session.begintransaction (); the object is in the second state of Session.save (t); Session.gettransaction (). commit ();  The object is in the third State, after commit. 1.transient: An object that is new in memory, no ID, no cache.2. Persistent: In memory, in cache, with database (ID)3.   detached: In memory, there is no cache, there are in the database. Hibernate Get Load1. Get go directly to the database to fetch records2.load returns a proxy object, which emits SQL when the content is actually used

Three states of Hibernate objects