How convinion deb开发者_如何转开发ug state of persistence context, watch result of queries, monitor all entities?
I\'m using eclipse indigo for EE developement to develop an SE project, just to take benefit from the JPA project support.
I have an entity: public class Foo { @Id @GeneratedValue private Long id; private String username; @ManyToOne(cascade = { CascadeType.MERGE }, fetch = FetchType.LAZY, optional = true)
I have to implement 开发者_StackOverflowa keyword search from a CLOB column in my MySQL / JPA project.
I\'m having trouble getting an application running on Jetty. If I run the app using the maven jetty plugin i.e.
I\'m using Hibernate with jpa and I\'m getting LazyInizializationException trying to do a very simple thing. I know what does LazyInizializationException means but I can\'t understand why it comes whi
I want to store multiple checkbox values in a single DB column. I don\'t want to store in a seperate table with @OneToMany.
I am chasing a problem where I see SQL statements run in my database log in a transaction, then see that transaction rolledback.
I created an EJB Session facade in my Netbeans 7 for saving my entity. I have a manytoone mapping between myInsurance and开发者_如何学编程 RatePlan Class.
We have the following mapping: @Entity public class A { private B b; @OneToOne public B getB() { return b; }
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