hive multiple partitions - Interview Questions https://www.wikitechy.com/interview-questions/tag/hive-multiple-partitions/ Interview Questions Sat, 11 Sep 2021 11:47:16 +0000 en-US hourly 1 https://wordpress.org/?v=6.1.1 How to optimize Hive Performance ? https://www.wikitechy.com/interview-questions/hive/how-to-optimize-hive-performance/ https://www.wikitechy.com/interview-questions/hive/how-to-optimize-hive-performance/#respond Tue, 13 Jul 2021 22:19:06 +0000 https://www.wikitechy.com/interview-questions/?p=603

How to optimize Hive Performance ?

There are several types of Query Optimization Techniques we can use in Hive in order to Optimize Hive Performance.

    • Tez-Execution Engine in Hive – Tez is a new application framework built on Hadoop Yarn that can execute complex directed acyclic graphs of general data processing tasks.
    • Usage of Suitable File Format in Hive.
    • Hive Partitioning
Hive Partitioning
    • Bucketing in Hive
Bucketing in Hive
Vectorization in hive
  • Cost-Based Optimization in Hive (CBO)

Hive Indexing

]]> https://www.wikitechy.com/interview-questions/hive/how-to-optimize-hive-performance/feed/ 0