QueryableStates allows users to do real-time queries on the internal state of the stream without having to store the result on to any external storage. This opens up many interesting possibilities since we no longer need to wait for the system to write to the external storage (which has always been one of the main bottlenecks in these kinds of systems). It might be even possible to not have any kind of database and make the user facing applications directly query the stream, which will make the application faster and cheaper. This might not be applicable to all the use […]
Vishnu Viswanath is a Data Engineer at MediaMath, with over 5 years of experience in designing and building various scalable and efficient systems and has expertise in most of the BigData stacks. He is a relentless tech-enthusiast and likes to keep himself up to date with the technologies in vogue and a keen open source believer and contributor too. When he is not coding his way to “geek” status, he loves traveling and has a serious case of wanderlust.