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Catalyst (sql/catalyst) - An implementation-agnostic framework for manipulating trees of relational operators and expressions. Execution (sql/core) - A query planner / execution engine for translating Catalyst's logical query plans into Spark RDDs. This component also includes a new public interface,...

  Nagios now known as Nagios Core, is a free and open source computer-software application that monitors systems, networks and infrastructure. Nagios offers monitoring and alerting services for servers, switches, applications and services. It alerts users when things go wrong...

What is Amazon Athena? Athena acts as a server-less query service. It’s entire design purpose is built around affording you the ability to have large quantities of Amazon S3-stored data quickly analyzed through Standard SQL.Amazon describes Athena as a serverless...

Apache HBASE is an Open Source, Scalable, Consistent, Low latency and Random Access database. It’s designed to store record-oriented data across a scalable cluster of machines. It supports ACID (Atomicity, Consistency, Isolation, Durability ) properties of databases and very low...

Virtual reality/Augmented Reality (VR/AR) — a computer-enabled technology that simulates 3D interactive environments — is rapidly emerging as a real game changer in healthcare, where the technology is particularly well suited for quick adoption. The range of applications for VR/AR technology in healthcare is...