outline/server/migrations/20210208062816-disable-collection-sharing.js

module.exports = {
  up: async (queryInterface, Sequelize) => {
    await queryInterface.addColumn('collections', 'sharing', {
      type: Sequelize.BOOLEAN,
      allowNull: false,
      defaultValue: true
    });
  },
  down: async (queryInterface, Sequelize) => {
    await queryInterface.removeColumn('collections', 'sharing');
  }
}