Column « JPA « JSF Q&A

  1. JSF Q&A
  2. JPA
  3. Column




1. @Column(unique=true) does not seem to work    stackoverflow.com

Even though I set the attribute to be @Column(unique=true), I still insert a duplicate entry. 

@Entity
public class Customer {

    @Id
    @GeneratedValue(strategy = GenerationType.AUTO)
  ...

2. Scenarios allowing adding columns in Database and automatically change CRUD views for Web Application (JSF 2.0, Orchestra, JPA)    stackoverflow.com

I am facing following Scenario:

  1. Web application (preferable JSF 2.0, Orchestra, Spring (is needed for Orchestra), JPA, ...?).
  2. GUI mainly used for CRUD Data editing.
  3. Strong need for reporting with jasper reports/ireport.
  4. Strong need of ...