CREATE TABLE candidate (Candidate_ID INT, People_ID INT, Poll_Source TEXT, Date TEXT, Support_rate FLOAT, Consider_rate FLOAT, Oppose_rate FLOAT, Unsure_rate FLOAT)
CREATE TABLE people (People_ID INT, Sex TEXT, Name TEXT, Date_of_Birth TEXT, Height FLOAT, Weight FLOAT)

Give me the comparison about the sum of Height over the Sex , and group by attribute Sex by a bar chart, show sum height in descending order.
SELECT Sex, SUM(Height) FROM people GROUP BY Sex ORDER BY SUM(Height) DESC
SELECT "Sex", SUM("Height") FROM "people" GROUP BY "Sex" ORDER BY SUM("Height") DESC NULLS LAST