Buckets in HIVE

0 votes
What is the use of Buckets in HIVE?
Aug 30, 2018 in Database by Ashish
• 2,630 points
73 views

1 answer to this question.

0 votes

There are two main reasons for performing bucketing to a partition:

  • A map side join requires the data belonging to a unique join key to be present in the same partition.
  • It allows us to decrease the query time. Also, makes the sampling process more efficient.
Hope this helps
answered Aug 30, 2018 by kurt_cobain
• 9,240 points

Related Questions In Database

0 votes
1 answer

Logging Levels in Cassandra

ALL: All levels including custom levels TRACE: Designates finer-grained informational ...READ MORE

answered Jun 28, 2018 in Database by shams
• 3,580 points
32 views
0 votes
2 answers

Durable Writes in Cassandra

When Cassandra write: 1. memtable (in memory) 2. commit ...READ MORE

answered Nov 25, 2018 in Database by Amit
• 180 points
1,174 views
0 votes
1 answer

Standalone Mode in Hbase

It is a default mode of HBase. ...READ MORE

answered Jul 11, 2018 in Database by kurt_cobain
• 9,240 points
45 views
0 votes
1 answer

Connection in Hbase

Following code is used to open a ...READ MORE

answered Jul 11, 2018 in Database by Data_Nerd
• 2,360 points
49 views
0 votes
3 answers

What is Hive? Is Hive a database?

Hive is a data Warehouse infrastructure/system built ...READ MORE

answered Jul 1 in Big Data Hadoop by Ved Gupta
5,796 views
0 votes
1 answer

Hadoop on cassandra database

Regarding your question - there is a ...READ MORE

answered Mar 26, 2018 in Big Data Hadoop by nitinrawat895
• 10,670 points
58 views
0 votes
1 answer
0 votes
1 answer

What is a importance of Hive ODBC Connector

The Cloudera ODBC Driver for Hive enables ...READ MORE

answered Apr 10, 2018 in Big Data Hadoop by kurt_cobain
• 9,240 points
97 views
0 votes
1 answer

Hcatalog in HIVE

HCatalog supports reading and writing files in ...READ MORE

answered Aug 30, 2018 in Database by kurt_cobain
• 9,240 points
141 views
0 votes
1 answer

Database Repair Options in Cassandra

Anti Entropy: Anti-entropy Repair is a process of ...READ MORE

answered Jun 28, 2018 in Database by kurt_cobain
• 9,240 points
121 views