Tag: hive
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Offline analysis of HDFS metadata
Offline analysis of HDFS metadata Introduction HDFS is part of the core Hadoop ecosystem and serves as a storage layer for the Hadoop computational frameworks like Spark, MapReduce. Like other distributed file systems, HDFS is based on an architecture where namespace is decoupled from the data. The namespace contains the file system metadata which is
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Integrating Hadoop and Elasticsearch – Part 1 – Loading into and Querying Elasticsearch from Apache Hive
Integrating Hadoop and Elasticsearch – Part 1 – Loading into and Querying Elasticsearch from Apache Hive Introduction As more and more organisations are deploying Hadoop and Elasticsearch in tandem to satisfy batch analytics, real-time analytics and monitoring requirements, the need for tigher integration between Hadoop and Elasticsearch has never been more important. In this series
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Using SQL Developer to access Apache Hive with kerberos authentication
Using SQL Developer to access Apache Hive with kerberos authentication With Hadoop implementations moving into mainstream, many of the Oracle DBA's are having to access SQL on Hadoop frameworks such as Apache Hive in their day to day operations. What better way is there to achieve this than using the familiar, functional and trusted Oracle