The Node-RED starter community boilerplate in Bluemix has been an extremely popular service as it allows developers to simplify the coding of apps that wire things together using visual tools. The Node-RED flow editor allows developers to bring sensors, devices and apps together and facilitates collection of data for "if this then that" application. With its rich set of nodes, it always attracted variety of developers from all walks of programming. However, if a developer wanted to pump data into a relational database and use SQL for analytic queries or R models for statistical analysis, he had a little choice—until now.
The BluemixBoutique sample demonstrates a very basic online store application built by consuming cloud services. The core of the application is written using Java EE with a few different RESTful patterns to access the backend data stored in two different types of databases
CloudTrader is a Java EE application that simulates an online stock trading system. This application enables users to log in, view their portfolio, lookup stock quotes, and buy or sell stock shares. It is built primarily with Java Servlets, JSPs, and JavaBeans. CloudTrader was created by making changes on top of a ten year old DayTrader benchmark application to showcase how you can migrate an existing application to BlueMix and revitalize it with services in Bluemix.