sql查询问题，两张表的查询

Question

表一通过表一该怎么查询成表二的样子 本人是小白啊，想了一个下午都想不到，求帮忙

Answer 1

 select sum(胜), sum(负) from (SELECT timda, 胜 =
CASE result
WHEN '胜' then 1 
WHEN '败' THEN 0
END, 
负 =
CASE result
WHEN '胜' then 0
WHEN '败' THEN 1
END
from 表) group by timada