const { DataTypes } = require('sequelize'); const attributes = { id: { type: DataTypes.INTEGER(11), primaryKey: true, autoIncrement: true, allowNull: false }, name: { type: DataTypes.STRING(255), allowNull: false }, code: { type: DataTypes.STRING(255) } } const options = { tableName: "institutions", comment: "", timestamps: true, createdAt: 'created_at', updatedAt: 'updated_at', indexes: [ { unique: true, fields: ['name', 'code'] } ] }; db["Institution"] = db.define("institutions_model", attributes, options);