ql/src/test/queries/clientpositive/udaf_number_format.q - hive - Git at Google

 --! qt:dataset:src

 EXPLAIN SELECT
   sum('a'),
   avg('a'),
   variance('a'),
   std('a')
 FROM src;

 SELECT
   sum('a'),
   avg('a'),
   variance('a'),
   std('a')
 FROM src;
	--! qt:dataset:src

	EXPLAIN SELECT
	sum('a'),
	avg('a'),
	variance('a'),
	std('a')
	FROM src;

	SELECT
	sum('a'),
	avg('a'),
	variance('a'),
	std('a')
	FROM src;