asterix-app/src/test/resources/AQLTS/queries/union.aql - asterixdb - Gitiles

 (for $l in foo1()
 return $l)
 union
 (for $l in foo2()
 return $l)
 union
 (for $l in foo3()
 return $l)
	(for $l in foo1()
	return $l)
	union
	(for $l in foo2()
	return $l)
	union
	(for $l in foo3()
	return $l)