type: bulk
args:

- type: run_sql
  args:
    sql: |
      -- create tables
      CREATE TABLE author(
        id SERIAL PRIMARY KEY,
        name TEXT UNIQUE
      );
      CREATE TABLE article(
        id SERIAL PRIMARY KEY,
        title TEXT,
        content TEXT,
        author_id INTEGER REFERENCES author(id)
      );

      -- insert data
      INSERT INTO author (name)
        VALUES ('Author 1'), ('Author 2')
      ;
      INSERT INTO article (title, content, author_id)
        VALUES
        ( 'Article 1'
        , 'Content for Article 1'
        , 1
        ),
        ( 'Article 2'
        , 'Content for Article 2'
        , 1
        ),
        ( 'Article 3'
        , 'Content for Article 3'
        , 2
        )
      ;

- type: track_table
  version: 2
  args:
    table: author
    configuration:
      custom_root_fields:
        select: Authors
        select_by_pk: Author
        select_aggregate: AuthorAgg
      custom_column_names:
        id: AuthorId

- type: track_table
  version: 2
  args:
    table: article
    configuration:
      custom_root_fields:
        select: Articles
        select_by_pk: Article
        select_aggregate: ArticleAgg
      custom_column_names:
        id: ArticleId
        author_id: AuthorId

- type: create_object_relationship
  args:
    table: article
    name: author
    using:
      foreign_key_constraint_on: author_id

- type: create_array_relationship
  args:
    table: author
    name: articles
    using:
      foreign_key_constraint_on:
        table: article
        column: author_id