By combining machine learning and adaptive query execution, query optimization in Presto could become smarter and more efficient over repeated use.

This article is published by AllBusiness.com, a partner of TIME. In artificial intelligence (AI), a heuristic is a problem-solving approach that employs practical, experience-based strategies to ...

In this paper we propose an efficient method for this problem, based on a Lagrangian heuristic within a branch-and-bound framework. The Lagrangian heuristic uses a Lagrangian relaxation to obtain ...