Author.java

@Entity
public class Author {

	@Id
	@GeneratedValue(strategy = GenerationType.SEQUENCE, generator = "author_generator")
	@SequenceGenerator(name="author_generator", sequenceName = "author_seq")
	@Column(name = "id", updatable = false, nullable = false)
	private Long id;
	
	...
	
}

Hibernate.log

05:20:28,543 DEBUG [org.hibernate.SQL] - select nextval ('author_seq')
05:20:28,570 DEBUG [org.hibernate.SQL] - insert into Author (firstName, lastName, version, id) values (?, ?, ?, ?)
05:20:28,574 TRACE [org.hibernate.type.descriptor.sql.BasicBinder] - binding parameter [1] as [VARCHAR] - [firstName]
05:20:28,574 TRACE [org.hibernate.type.descriptor.sql.BasicBinder] - binding parameter [2] as [VARCHAR] - [lastName]
05:20:28,575 TRACE [org.hibernate.type.descriptor.sql.BasicBinder] - binding parameter [3] as [INTEGER] - [0]
05:20:28,576 TRACE [org.hibernate.type.descriptor.sql.BasicBinder] - binding parameter [4] as [BIGINT] - [1]