Cask Blog

Alvin Wang

Alvin Wang is a software engineer at Cask where he is building software fueling the next generation of Big Data applications. Prior to Cask, Alvin developed real-time processing systems at Electronic Arts and completed engineering internships at Facebook, AppliedMicro, and Cisco Systems.

Stream Views in CDAP

Alvin Wang

In a previous blog post, we outlined how schema-on-read works with streams. Schema-on-read features allows users to decouple data ingestion from exploration. In this post, we will see how users can attach multiple views on the same stream using a feature called stream views. Stream views provide a way to read from the same stream … Read more


Running Presto over Apache Twill

Alvin Wang

Please note: Continuuity is now known as Cask, and Continuuity Reactor is now known as the Cask Data Application Platform (CDAP). We open-sourced Apache Twill with the goal of enabling developers to easily harness the power of YARN using a simple programming framework and reusable components for building distributed applications. Twill hides the complexity of … Read more