Data Processing With Pig MCQ
Test your knowledge with important Data Processing With Pig MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Data Processing With Pig MCQs at Bissoy
ক
a = load '/mapred/history/done' using HadoopJobHistoryLoader() as (j:map, m:map, r:map);<br>b = foreach a generate j#'PIG_SCRIPT_ID' as id, j#'USER' as user, j#'JOBNAME' as script_name,<br> (Long) j#'SUBMIT_TIME' as start, (Long) j#'FINISH_TIME' as end;<br>c = group b by (id, user, script_name)<br>d = foreach c generate group.user, group.script_name, (MAX(b.end) - MIN(b.start)/1000;dump d;
খ
a = load '/mapred/history/done' using HadoopJobHistoryLoader() as (j:map, m:map, r:map);<br>b = for a generate j#'PIG_SCRIPT_ID' as id, j#'USER' as user, j#'JOBNAME' as script_name,<br> (Long) j#'SUBMIT_TIME' as start, (Long) j#'FINISH_TIME' as end;<br>c = group b by (id, user, script_name)<br>d = for c generate group.user, group.script_name, (MAX(b.end) - MIN(b.start)/1000;dump d;