'use strict';

module.exports = {
  async up(queryInterface) {
    await queryInterface.sequelize.query(`
      ALTER TABLE falukant_data.party
      ADD COLUMN IF NOT EXISTS relationship_id INTEGER NULL
      REFERENCES falukant_data.relationship(id) ON DELETE SET NULL;
      CREATE INDEX IF NOT EXISTS party_relationship_id_idx
      ON falukant_data.party (relationship_id);
    `);
  },
  async down(queryInterface) {
    await queryInterface.sequelize.query(`ALTER TABLE falukant_data.party DROP COLUMN IF EXISTS relationship_id;`);
  }
};