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Apache Impala is an open source massively parallel processing (MPP) SQL query engine for data stored in a computer cluster running Apache Hadoop. [1] Impala has been described as the open-source equivalent of Google F1 , which inspired its development in 2012.
The base Apache Hadoop framework is composed of the following modules: Hadoop Common – contains libraries and utilities needed by other Hadoop modules; Hadoop Distributed File System (HDFS) – a distributed file-system that stores data on commodity machines, providing very high aggregate bandwidth across the cluster;
Cloudera, Inc. was formed on June 27, 2008 in Burlingame, California by Christophe Bisciglia, Amr Awadallah, Jeff Hammerbacher, and chief executive Mike Olson. [3] Prior to Cloudera, Bisciglia, Awadallah, and Hammerbacher were engineers at Google, Yahoo!, and Facebook respectively, [3] and Olson was a database executive at Oracle after his previous company Sleepycat was acquired by Oracle in ...
The company name refers to the character Horton the Elephant, since the elephant is the symbol for Hadoop. [4] [8] In October 2018, Hortonworks and Cloudera announced they would be merging in an all-stock merger of equals. [9] After the merger, the Apache products of Hortonworks became Cloudera Data Platform.
Apache License 2.0: ... (Hadoop User Experience) [1] is an open-source ... Hue is also present in the Cloudera Data Platform and the Hadoop services of the cloud ...
Some researchers have made a functional and experimental analysis of several distributed file systems including HDFS, Ceph, Gluster, Lustre and old (1.6.x) version of MooseFS, although this document is from 2013 and a lot of information are outdated (e.g. MooseFS had no HA for Metadata Server at that time).
The product includes an open-source distribution of Apache Hadoop.Support from Cloudera was announced in January 2012. [4]The Oracle NoSQL Database, Oracle Data Integrator with an adapter for Hadoop Oracle Loader for Hadoop, an open source distribution of R, Oracle Linux, and Oracle Java Hotspot Virtual Machine were also mentioned in the announcement.
The open-source project to build Apache Parquet began as a joint effort between Twitter [3] and Cloudera. [4] Parquet was designed as an improvement on the Trevni columnar storage format created by Doug Cutting, the creator of Hadoop.