const { executeQuery } = require('node-db2');

    executeQuery({
        jdbcUrl: 'jdbc:as400://<database host>/<database name>;<options>',
        userDb: <database user>,
        passwordDb: <database password>,
        query: <query>
    }).then( (data) => {
        console.log(data);
    }).catch( (error) => {
        console.log(error);
    }