I always wondered what can be the different ways in which the microservices can commmunicate with each other. Like majority of us I almost instintively thought of REST or SOAP as two prominant ways of passing data over internet, but are there other better ways of making the different components of an enterprise systen talk to each other? If yes what is the purpose of their existance, lets address these and other related queries in this article. The manner in which micro services talk to each other can be classified in four major categories: Synchronous Communication Asynchronous Communication Database Level Communication Hybrid Lets explore them one by one - Synchronous Communication In this style of inter service communication a sender service requests some resource from its counterpart and then waits for the response before proceeding ahead. This is also called blocking mode because the caller is blocked till it gets wahat it had requested. Lets explore some protocols which use ...