1.

What is the difference between LIKE and RLIKE operators in Hive?

Answer»

The LIKE operator behaves the same way as the regular SQL operators used in select queries. Example −

street_name like ‘%Chi’

But the RLIKE operator uses more advance regular expressions which are available in java

Example − street_name RLIKE ‘.*(Chi|Oho).*’ which will select any word which has either chi or oho in it.



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