ql/src/test/queries/positive/input_testxpath2.q - hive - Git at Google

 --! qt:dataset:src_thrift
 FROM src_thrift
 SELECT size(src_thrift.lint), size(src_thrift.lintstring), size(src_thrift.mstringstring) where src_thrift.lint IS NOT NULL AND NOT (src_thrift.mstringstring IS NULL)
	--! qt:dataset:src_thrift
	FROM src_thrift
	SELECT size(src_thrift.lint), size(src_thrift.lintstring), size(src_thrift.mstringstring) where src_thrift.lint IS NOT NULL AND NOT (src_thrift.mstringstring IS NULL)