sql - テーブル結合時のパフォーマンスの違い

Question

AccountANDSalesテーブルを結合したい。

Accountテーブルの主キー:id,YearCode,AgentId

どのクエリがより速く実行されますか

クエリ #1:

SELECT * 
FROM account A
     JOIN sales s on a.id = s.id
                     AND a.yearcode = s.yearcode
                     AND a.agentid = s.agentid
WHERE a.yearcode = 1
      AND a.agentid=56
      AND a.id=976

クエリ #2:

SELECT *
FROM Account A
     JOIN sales s on a.id=s.id
WHERE s.yearcode=1
      AND s.agentid=56
      AND a.yearcode=1
      AND a.agentid=56
      AND a.id=976

クエリ #3:

SELECT *
FROM account a, sales s
WHERE a.id=s.id
      AND a.yearcode=s.yearcode
      AND a.agentid=s.agentid
      AND a.agentid=56
      AND a.yearcode=1
      AND a.id=976

Answer 1

これを試して：

SELECT * 
FROM account A
JOIN sales s on a.id = s.id AND a.yearcode = s.yearcode AND a.agentid = s.agentid
WHERE a.id =976 AND a.yearcode = 1 AND a.agentid=56