What is the total number of won matches of the team named "Pune Warriors"?
the team named "Pune Warriors" refers to Team_Name = 'Pune Warriors'; the total number of won matches = count(Team_Name where Team_Id = Match_Winner)
SELECT SUM(CASE WHEN T2.Team_Name = 'Pune Warriors' THEN 1 ELSE 0 END) FROM Match AS T1 INNER JOIN Team AS T2 ON T2.Team_Id = T1.Match_Winner