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Hive Warehouse Connector integration in Zeppelin Notebook

Posted on May 21, 2020, updated on March 26, 2021 by Yannick Jaquier

Table of contents

  • Preamble
  • HWC on the command line
  • Zeppelin Spark2 interpreter configuration
  • Zeppelin Livy2 interpreter configuration
  • References

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Hadoop Administration Leave a comment

Setup Spark and Intellij on Windows to access a remote Hadoop cluster

Posted on April 22, 2020, updated on November 29, 2021 by Yannick Jaquier

Table of contents

  • Preamble
  • Spark installation and configuration
  • Sbt installation and configuration
  • Intellij IDEA from JetBrains
  • Conclusion
  • References

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Hadoop Development 2 Comments

On the importance to have good Hive statistics on your tables

Posted on March 23, 2020, updated on March 20, 2020 by Yannick Jaquier

Table of contents

  • Preamble
  • The problematic queries
  • Problem has gone with good Hive statistics
  • References

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Hadoop Tuning 1 Comment

How to use Livy server to submit Spark job through a REST interface

Posted on February 24, 2020, updated on February 19, 2020 by Yannick Jaquier

Table of contents

  • Preamble
  • Configuration
  • Curl testing
  • HTTP ERROR: 400
  • Python testing
  • References

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Hadoop Administration Leave a comment

Hive concatenate command issues and workaround

Posted on January 24, 2020, updated on January 20, 2020 by Yannick Jaquier

Table of contents

  • Preamble
  • Concatenate command failing for access right
  • HDFS default access right with Hive and Spark
  • To go further
  • Worked well till...
  • References

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Hadoop Administration Leave a comment

How to handle HDFS blocks with corrupted replicas or under replicated

Posted on December 25, 2019, updated on January 30, 2023 by Yannick Jaquier

Table of contents

  • Preamble
  • Managing under replicated blocks
  • Managing blocks with corrupted replicas
  • References

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Hadoop Administration Leave a comment
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