How Apache Pig deals with the schema and schema-less data?
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How will you explain COGROUP in Pig?
Explain count_star?
What are the different execution modes available in Pig?
Explain the architecture of Hadoop Pig?
How to write 'foreach' statement for bag datatype in pig scripts?
Explain totuple function?
What is the relationship between hdfs, hbase, pig, hive and azkaban?
Can we say a COGROUP is a group of more than 1 data set?
Differentiate between GROUP and COGROUP operators?
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What is a tuple?
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