Presto - Presto is an Open-source Big Data Tools used to Distributed SQL Query Engine. It is developed by Facebook in in 2012. It also used to Join multiple databases, Scalable, very fast and easily used in minutes. Presto’s Advantage - The main advantage is that you can run probabilistic queries. Presto’s Architecture - The Presto architecture is very similar to a classic database management system by using the cluster computing. Apache Drill - Apache Drill is a Schema-free SQL Query Engine for Hadoop, NoSQL and Cloud Storage and it allows us to explore, visualize and query different datasets without having to fix to a schema using ETL and so on. Apache Drill is also Analyse the multi-structured and nested data in non-relational data stores directly without restricting any data. Apache Drill is the first distributed SQL query engine and it contains the schema free JSON model and its looks like - ü Elastic Search ü MongoD...
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