What is relation keyword in pig

0 votes

Hi,

I am new to Hadoop and pig. Can anyone explain what relation keyword does in pig?

May 6, 2019 in Big Data Hadoop by sunny
 • 751 views

1 answer to this question.

0 votes

Hey,

A relation is a bag of tuples. Pig relation keyword is similar to a table in database, where the tuples in the bag correspond to the rows in a table. Here it is not required that every tuple contain the same number of fields.

answered May 6, 2019 by Gitika
 • 65,770 points

Related Questions In Big Data Hadoop

0 votes
1 answer

What is the use of parser in Apache pig?

Hey, It is correct that it comes under ...READ MORE

answered May 8, 2019 in Big Data Hadoop by Gitika
 • 65,770 points • 1,157 views
0 votes
1 answer

what is Region keyword and and store keyword in Hbase?

Hey, In HBase, tables are split into regions ...READ MORE

answered May 20, 2019 in Big Data Hadoop by Gitika
 • 65,770 points • 807 views
0 votes
1 answer

What is REST keyword in Hbase?

Hey, REST stands for Representational State transfer, which ...READ MORE

answered May 21, 2019 in Big Data Hadoop by Gitika
 • 65,770 points • 675 views
0 votes
1 answer

What is the difference between the disable and disable-all keyword in HBase?

Hey, disable:- This command will start disabling the ...READ MORE

answered May 24, 2019 in Big Data Hadoop by Gitika
 • 65,770 points • 1,311 views
0 votes
1 answer

What do we exactly mean by “Hadoop” – the definition of Hadoop?

The official definition of Apache Hadoop given ...READ MORE

answered Mar 16, 2018 in Big Data Hadoop by Shubham
 • 1,862 views
+1 vote
1 answer

Hadoop Mapreduce word count Program

Firstly you need to understand the concept ...READ MORE

answered Mar 16, 2018 in Data Analytics by nitinrawat895
 • 11,380 points • 11,015 views
0 votes
1 answer

hadoop.mapred vs hadoop.mapreduce?

org.apache.hadoop.mapred is the Old API  org.apache.hadoop.mapreduce is the ...READ MORE

answered Mar 16, 2018 in Data Analytics by nitinrawat895
 • 11,380 points • 2,528 views
+2 votes
11 answers

hadoop fs -put command?

Hi, You can create one directory in HDFS ...READ MORE

answered Mar 16, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 108,740 views
0 votes
1 answer

What is grunt shell in pig?

Hey, Grunt shell is a shell command.The Grunts ...READ MORE

answered May 6, 2019 in Big Data Hadoop by Gitika
 • 65,770 points • 5,488 views
0 votes
1 answer

Why we use Relation keyword in pig?

Hey, In pig, Relation represents a complete database. ...READ MORE

answered May 7, 2019 in Big Data Hadoop by Gitika
 • 65,770 points • 612 views
webinar REGISTER FOR FREE WEBINAR X
REGISTER NOW
webinar_success Thank you for registering Join Edureka Meetup community for 100+ Free Webinars each month JOIN MEETUP GROUP
"PMP®","PMI®", "PMI-ACP®" and "PMBOK®" are registered marks of the Project Management Institute, Inc. MongoDB®, Mongo and the leaf logo are the registered trademarks of MongoDB, Inc.