What are the common hadoop PIG interview questions, that you have been asked in a Hadoop Job Interview?
534You have a file personal_data.txt in the HDFS directory with 100 records. You want to see only the first 5 records from the employee.txt file. How will you do this?
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What are the differences between PIG and MapReduce?
You have a file employee.txt in the hdfs directory with 100 records. You want to see only the first 10 records from the employee.txt file. How will you do this?
What are the data types of Pig Latin?
What are the different types of UDF's in Java supported by Apache Pig?
Explain the uses of Map Reduce in Pig?
How do users interact with HDFS in Apache Pig ?
What is Flatten?
In which scenario Pig is better fit than MapReduce?
State the limitations of Apache Pig?
What are the scalar data types in Pig?
Can we say a COGROUP is a group of more than 1 data set?
Can you join multiple fields in Apache
What does FOREACH do?
What are the different Eval functions available in Pig?
How will you explain COGROUP in Pig?