Apache Pig Tutorial : UNION, SPLIT, ORDER BY and LIMIT Operator

UNION OPERATOR : The UNION operator of Pig Latin is used to merge the content of two relations. SPLIT OPERATOR : The SPLIT operator is used to split a relation into two or more relations. ORDER BY OPERATOR : The ORDER BY operator is used to display the contents of a relation in a sorted order based on one or more fields. LIMIT OPERATOR : The LIMIT operator is used to get a limited number of tuples from a relation.