How Dumb operator used in pig?

0 votes

Hello,

I am working with pig but, can anyone explain me the function of Dumb operator in pig?

May 7 in Big Data Hadoop by disha
26 views

1 answer to this question.

0 votes

Hey,

The Dumb operator is used to run the pig Latin statement and display the result on the screen. 

Syntax for Dumb operator:

grunt> dumb relation_name

Once you execute the pig Latin statement, it will start a MapReduce job to read the data from HDFS and it will produce the output.

answered May 7 by Gitika
• 25,360 points

Related Questions In Big Data Hadoop

0 votes
1 answer

How to find the used cache in HDFS

hdfs dfsadmin -report This command tells fs ...READ MORE

answered May 4, 2018 in Big Data Hadoop by Shubham
• 13,310 points
274 views
+1 vote
1 answer

How to count number of rows in alias in PIG?

COUNT is part of pig LOGS= LOAD 'log'; LOGS_GROUP= ...READ MORE

answered Oct 15, 2018 in Big Data Hadoop by Omkar
• 67,660 points
158 views
0 votes
1 answer

Hadoop Pig: How to include external jar file in PIG?

You can do this: register /local/path/to/Jar_name.jar READ MORE

answered Nov 16, 2018 in Big Data Hadoop by Omkar
• 67,660 points
41 views
0 votes
1 answer

How do I join 2 tables in PIG using 2 fields?

Here, we have two tables: Tab1 having columns ...READ MORE

answered Dec 13, 2018 in Big Data Hadoop by Omkar
• 67,660 points
129 views
0 votes
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
• 10,730 points
3,371 views
0 votes
10 answers

hadoop fs -put command?

put syntax: put <localSrc> <dest> copy syntax: copyFr ...READ MORE

answered Dec 7, 2018 in Big Data Hadoop by Aditya
16,769 views
0 votes
1 answer

Hadoop dfs -ls command?

In your case there is no difference ...READ MORE

answered Mar 16, 2018 in Big Data Hadoop by kurt_cobain
• 9,260 points
1,226 views
0 votes
1 answer
0 votes
1 answer

Why JOIN operator is used in pig?

Hey, In Apache pig, JOIN operator is used ...READ MORE

answered May 6 in Big Data Hadoop by Gitika
• 25,360 points
36 views
0 votes
1 answer

Why tuple keywords is used in pig?

Hey, A tuple is a set of field, ...READ MORE

answered May 6 in Big Data Hadoop by Gitika
• 25,360 points
36 views