import * as Sequelize from 'sequelize' ; async function up ( utils ) { await utils . db . Avatar . sync ( ) ; const data = { type : Sequelize . INTEGER , allowNull : true , references : { model : 'Avatars' , key : 'id' } , onDelete : 'CASCADE' } ; await utils . queryInterface . addColumn ( 'Accounts' , 'avatarId' , data ) ; } function down ( options ) { throw new Error ( 'Not implemented.' ) ; } export { up , down } ;