mysql 同路求最大最小值
mysql 同行求最大最小值
SELECT GREATEST(3,5,1,8,33,99,34,55,67,43);
SELECT least(3,5,1,8,33,99,34,55,67,43);
select a,b,c,d,least(a,b,c) from aa
SELECT GREATEST(3,5,1,8,33,99,34,55,67,43);
SELECT least(3,5,1,8,33,99,34,55,67,43);
select a,b,c,d,least(a,b,c) from aa