HQL

@Entity
 @Table(name="student")
 public class Student {
 private int id;
 private String firstName;
 private String secondName;
 private List<Discipline> disciplines = new ArrayList<>();
 
 public Student() {
 }
 
 public Student(int id, String firstName, String secondName, List<Discipline> disciplines) {
  this.id = id;
  this.firstName = firstName;
  this.secondName = secondName;
  this.disciplines = disciplines;
 }
 
 @Id
 @GeneratedValue
 @Column(name = "id")
 public int getId() {
  return id;
 }
 
 public void setId(int id) {
  this.id = id;
 }
 
 @Column(name = "first_name")
 public String getFirstName() {
  return firstName;
 }
 
 public void setFirstName(String firstName) {
  this.firstName = firstName;
 }
 
 @Column(name = "second_name")
 public String getSecondName() {
  return secondName;
 }
 
 public void setSecondName(String secondName) {
  this.secondName = secondName;
 }
 @ManyToMany
 @JoinTable(name = "journal",joinColumns = @JoinColumn(name = "student_id"),inverseJoinColumns = @JoinColumn(name = "discipline_id"))
 public List<Discipline> getDisciplines() {
  return disciplines;
 }
 
 public void setDisciplines(List<Discipline> disciplines) {
  this.disciplines = disciplines;
 }

@Entity
@Table(name="discipline")
public class Discipline {
    private int id;
    private String nameDiscipline;
    private List<Student> students = new ArrayList<>();
 
    public Discipline() {
    }
 
    public Discipline(String nameDiscipline, List<Student> students, int id) {
        this.nameDiscipline = nameDiscipline;
        this.students = students;
        this.id = id;
    }
 
    @Id
    @GeneratedValue
    @Column(name = "id")
    public int getId() {
        return id;
    }
 
    public void setId(int id) {
        this.id = id;
    }
 
    @Column(name = "name_discipline")
    public String getNameDiscipline() {
        return nameDiscipline;
    }
 
    public void setNameDiscipline(String nameDiscipline) {
        this.nameDiscipline = nameDiscipline;
    }
 
    @ManyToMany(mappedBy = "disciplines")
    public List<Student> getStudents() {
        return students;
    }
 
    public void setStudents(List<Student> students) {
        this.students = students;
    }

@Repository
  public class JournalDaoImpl implements JournalDao{
 
    private SessionFactory sessionFactory;
 
    public void setSessionFactory(SessionFactory sessionFactory) {
        this.sessionFactory = sessionFactory;
    }
 
    @Override
    public List<Student> getALL() {
        Session session = this.sessionFactory.getCurrentSession();
 
       List<Student> students = session.createQuery("from Student ").list();
 
           return students;
    }