graphql-engine/server/tests-py/queries/v1/metadata/setup.yaml

type: bulk
args:

#Author table
- type: run_sql
  args:
    sql: |
      create table author(
          id serial primary key,
          name text unique
      );      
- type: track_table
  args:
    schema: public
    name: author

#Article table
- type: run_sql
  args:
    sql: |
      CREATE TABLE article (
        id SERIAL PRIMARY KEY,
        title TEXT,
        content TEXT,
        author_id INTEGER REFERENCES author(id),
        is_published BOOLEAN,
        published_on TIMESTAMP
      )      
- type: track_table
  args:
    schema: public
    name: article


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

#Array relationship
- type: create_array_relationship
  args:
    table: author
    name: articles
    using:
      foreign_key_constraint_on:
        table: article
        column: author_id
    comment: List all articles of the author

#Insert Author table data
- type: insert
  args:
    table: author
    objects:
      - name: Author 1
      - name: Author 2

- type: run_sql
  args:
    sql: |
      insert into article (title,content,author_id,is_published)
      values
      (
        'Article 1',
        'Sample article content 1',
        1,
        false
      ),
      (
        'Article 2',
        'Sample article content 2',
        1,
        true
      ),
      (
        'Article 3',
        'Sample article content 3',
        2,
        true
      )      

#Create search article function
- type: run_sql
  args:
    sql: |
      create function search_articles(search text)
      returns setof article as $$
          select *
          from article
          where
          title ilike ('%' || search || '%') or
          content ilike ('%' || search || '%')
      $$ language sql stable;      
- type: track_function
  args:
    name: search_articles
    schema: public

#Create get_articles computed field
- type: run_sql
  args:
    sql: |
      CREATE FUNCTION fetch_articles(search text, author_row author)
      RETURNS SETOF article AS $$
        SELECT *
        FROM article
        WHERE
          ( title ilike ('%' || search || '%')
            OR content ilike ('%' || search || '%')
          ) AND author_id = author_row.id
      $$ LANGUAGE sql STABLE;      

- type: add_computed_field
  args:
    table: author
    name: get_articles
    definition:
      function: fetch_articles
      table_argument: author_row

#Computed field with session argument
- type: run_sql
  args:
    sql: |
      CREATE FUNCTION test_session(author_row author, key text, session json)
      RETURNS TEXT AS $$
        SELECT $3->>$2
      $$ LANGUAGE sql STABLE;      

- type: add_computed_field
  args:
    table: author
    name: test_session
    definition:
      function: test_session
      session_argument: session

- type: run_sql
  args:
    sql: |
      CREATE TABLE text_result(
        result text
      );

      CREATE FUNCTION get_session_var(hasura_session json, session_var text)
      RETURNS SETOF text_result AS $$
          SELECT q.* FROM (VALUES (hasura_session ->> session_var)) q
      $$ LANGUAGE sql STABLE;