我有一个问题: SELECT users.name, COUNT(DISTINCT properties.id) as properties,nullLEFT JOIN (SELECT * from leads WHERE date(created_at) BETWEEN '2019-04-13' AND'2019-04-13') leads ON users.id = leads.user
我有一张桌子| Gender | AGE || M | 10 || M | 30 || F | 5 |我想要有一个输出,其中按性别显示年龄最大的,并添加一列,表明他们是最老的。我将使用什么查询?+--------+-----+--------++--------+-----+--------+
| M