'use strict'; module.exports = { up: function(migration, DataTypes) { return [ migration.changeColumn('memberships', 'space_id', { type: DataTypes.STRING, references: { model: 'spaces', key: '_id' }, onDelete: 'CASCADE', onUpdate: 'CASCADE' } ), migration.changeColumn('artifacts', 'space_id', { type: DataTypes.STRING, references: { model: 'spaces', key: '_id' }, onDelete: 'CASCADE', onUpdate: 'CASCADE' } ), migration.changeColumn('messages', 'space_id', { type: DataTypes.STRING, references: { model: 'spaces', key: '_id' }, onDelete: 'CASCADE', onUpdate: 'CASCADE' } ) ] }, down: function(migration, DataTypes) { return [ migration.changeColumn('memberships', 'space_id', { type: DataTypes.STRING, references: { model: 'spaces', key: '_id' }, onDelete: 'CASCADE', onUpdate: 'NO ACTION' } ), , migration.changeColumn('artifacts', 'space_id', { type: DataTypes.STRING, references: { model: 'spaces', key: '_id' }, onDelete: 'CASCADE', onUpdate: 'NO ACTION' } ), migration.changeColumn('messages', 'space_id', { type: DataTypes.STRING, references: { model: 'spaces', key: '_id' }, onDelete: 'CASCADE', onUpdate: 'NO ACTION' } ) ] } };