Explain count_star?
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Explain tokenize?
State the limitations of Apache Pig?
Explain the difference between COUNT_STAR and COUNT functions in Apache Pig?
What are different modes of execution in Apache Pig?
What is atom in pig?
How can you debug a pig script?
Why there is need of pig language?
How do users interact with the shell in apache pig?
What is a MapFile?
How should 'load' keyword is useful in pig scripts?
What are the different types of UDF's in Java supported by Apache Pig?
You 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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