如何在MySQL中的表中获得最高字段值？

Question

如果表“people”包含“name”（varchar）和“birthdate”（日期）列，如何找到最老/最年轻的伙伴？

Answer 1

SELECT name, birthdate FROM people ORDER BY birthdate ASC LIMIT 1

请注意，如果有两个或更多人具有相同的生日，则只返回一个。

Answer 2

SELECT * FROM buddies
WHERE birthdate = (
  SELECT MAX(birthdate) FROM buddies
)
LIMIT 1;

Answer 3

如果你想加入关系

SELECT name 
FROM people
where birthdate = (select max(birthdate) FROM people)