Best Practices, Hadoop, Hive

Performance utilities in Hive

Before taking you in details of utilities provided by Hive, let me explain few components to get execution flow and where the related information stored in system. Hive is a data warehouse software best suited for OLAP (OnLine Analytical Processing) workloads to handle and query over vast volume of data residing in a distributed storage. The Hadoop Distributed File System (HDFS) is the ecosystem in which Hive maintains the data reliably and survives from hardware failures. Hive is the only SQL-like relational big data warehousing approach developed on top of Hadoop. HiveQL as described, is an SQL-like query language for […]