package com.wediscussmovies.project.model; import javax.persistence.Column; import javax.persistence.Entity; import javax.persistence.GeneratedValue; import javax.persistence.Id; @Entity(name="genres") public class Genre { @Id @GeneratedValue @Column(name="genre_id", nullable = false, unique = true) private int genre_id; @Column(name="genre_type", length = 100, nullable = false, unique = true) private String genre_type; } /* create table genres( genre_id serial primary key, genre_type varchar(100) not null unique ); */