type: bulk
args:
#Drop relationship first

- type: run_sql
  args:
    sql: |
      DELETE from person;
      SELECT setval('person_id_seq', 1, FALSE);

      DELETE from orders;
      SELECT setval('orders_id_seq', 1, FALSE);

      DELETE from article;
      SELECT setval('article_id_seq', 1, FALSE);

      DELETE from author;
      SELECT setval('author_id_seq', 1, FALSE);