Corona is an open-source scheduling framework used on Apache Hadoop based data infrastructure. Corona was initially designed by Facebook to cope up with a large amount of current, incoming data and the queries processed by each data cluster. Corona is considered an advancement or successor to Hadoop MapReduce.
Cutting-edge technology refers to technological devices, techniques or achievements that employ the most current and high-level IT developments; in other words, technology at the frontiers of knowledge. Leading and innovative IT industry organizations are often referred to as "cutting edge."
Cutting edge is also known as leading-edge technology or state-of-the-art technology.
Cutting-edge technology refers to current and fully developed technology features, unlike bleeding-edge technology, which is so new that it poses unreliability risks to users.
While commonly used to refer to computer and electronic technology, the term can apply to technology of any type, including automotive, medical, engineering and countless other industries.
As a term, "cutting-edge technology" is somewhat ambiguous and often used in the context of marketing.
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