text: insert into course (name) values ('Java SE');
  insert into course (name) values ('Java EE');
  insert into course (name) values ('Spring');
  
  insert into section (course_id, priority, name) values (1, 1, 'Overview');
  insert into section (course_id, priority, name) values (1, 2, 'Language Fundamentals');
  insert into section (course_id, priority, name) values (1, 3, 'OOP');
  insert into section (course_id, priority, name) values (1, 4, 'Essential API');
  insert into section (course_id, priority, name) values (1, 5, 'Java FX');
  insert into section (course_id, priority, name) values (1, 6, 'Database');
  insert into section (course_id, priority, name) values (1, 7, 'Final Project');
  
  insert into section (course_id, priority, name) values (2, 1, 'Overview');
  insert into section (course_id, priority, name) values (2, 2, 'JPA');
  insert into section (course_id, priority, name) values (2, 3, 'CDI');
  insert into section (course_id, priority, name) values (2, 4, 'JSF');
  insert into section (course_id, priority, name) values (2, 5, 'EJB');
  insert into section (course_id, priority, name) values (2, 6, 'JAX-RS');
  insert into section (course_id, priority, name) values (2, 7, 'Security API');
  insert into section (course_id, priority, name) values (2, 8, 'Final Project');
  
  insert into section (course_id, priority, name) values (3, 1, 'Overview');
  insert into section (course_id, priority, name) values (3, 2, 'Spring IOC Container');
  insert into section (course_id, priority, name) values (3, 3, 'Dependency Injection');
  insert into section (course_id, priority, name) values (3, 4, 'AOP');
  insert into section (course_id, priority, name) values (3, 5, 'Spring MVC');
  insert into section (course_id, priority, name) values (3, 6, 'Spring Data JPA');
  insert into section (course_id, priority, name) values (3, 7, 'REST with Jersey');
  insert into section (course_id, priority, name) values (3, 8, 'Spring Security');
  insert into section (course_id, priority, name) values (3, 9, 'Final Project');
  