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Apache Hadoop (/ h ə ˈ d uː p /) is a collection of open-source software utilities for reliable, scalable, distributed computing.It provides a software framework for distributed storage and processing of big data using the MapReduce programming model.
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A revised and updated edition was published in September 2007, including developments such as the reclassification of Pluto as a dwarf planet. In October 2012, the book was revised for a third time adding newly discovered information about planets in other planetary systems and water on Mars. [2] A fourth edition appeared in 2020.
Sqoop supports incremental loads of a single table or a free form SQL query as well as saved jobs which can be run multiple times to import updates made to a database since the last import. Imports can also be used to populate tables in Hive or HBase. [3] Exports can be used to put data from Hadoop into a relational database.
Apache Hive is a data warehouse software project. It is built on top of Apache Hadoop for providing data query and analysis. [3] [4] Hive gives an SQL-like interface to query data stored in various databases and file systems that integrate with Hadoop.
Tables in HBase can serve as the input and output for MapReduce jobs run in Hadoop, and may be accessed through the Java API but also through REST, Avro or Thrift gateway APIs. HBase is a wide-column store and has been widely adopted because of its lineage with Hadoop and HDFS. HBase runs on top of HDFS and is well-suited for fast read and ...
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 Forgotten Realms Player's Guide presents the changed Forgotten Realms setting from the point of view of the adventurers exploring it. This guide includes everything a player needs to create a character for a D&D campaign in the 4th edition Forgotten Realms setting, including new feats, new character powers, and new paragon paths and epic destinies.