module.exports = (Sequelize, sequelize) => { const Users = sequelize.define("users", { user_id: { type: Sequelize.INTEGER, allowNull: false, primaryKey: true, autoIncrement: true, }, username: { type: Sequelize.STRING(155), allowNull: false, unique: true, }, password: { type: Sequelize.STRING(155), allowNull: false, } }); return Users; }