pig tutorial - apache pig tutorial - Apache Pig - FLOOR() - pig latin - apache pig - pig hadoop

What is FLOOR() function?

The floor function , also called the greatest integer function or integer value gives the largest integer less than or equal to.

 floor graph in apache pig

Learn apache pig - apache pig tutorial - floor graph in apache pig - apache pig examples - apache pig programs

FLOOR() function in Apache Pig

  • The FLOOR() function is used to calculate the value of an expression rounded down to the nearest integer


grunt> FLOOR(expression)


  • Ensure that we have a file named wikitechy_floor.txt in the HDFS directory /pig_data/.
  • This file contains integer and floating point values as shown below.


  • We have loaded this file into Pig with a relation named floor_data as shown below.
grunt> floor_data = LOAD 'hdfs://localhost:9000/pig_wikitechy_floop.txt' USING PigStorage(',')
   as (data:float);
  • We can generate the floor values of the contents of the wikitechy_math.txt file using FLOOR() as given below.
grunt> floor_data = foreach math_data generate (data), FLOOR(data); 


  • Now you can verify the contents of the relation using the Dump operator as given below.
grunt> Dump floor_data;


The output shows that the result in the file>floor_data.


Related Searches to Apache Pig - FLOOR()

Adblocker detected! Please consider reading this notice.

We've detected that you are using AdBlock Plus or some other adblocking software which is preventing the page from fully loading.

We don't have any banner, Flash, animation, obnoxious sound, or popup ad. We do not implement these annoying types of ads!

We need money to operate the site, and almost all of it comes from our online advertising.

Please add wikitechy.com to your ad blocking whitelist or disable your adblocking software.