题解 | #计算男生人数以及平均GPA#
计算男生人数以及平均GPA
https://www.nowcoder.com/practice/7d9a7b2d6b4241dbb5e5066d7549ca01
SELECT count(gender) as male_num,avg(gpa) as avg_gpa from user_profile where gender = 'male'
像这样聚合函数和聚合函数之间用,隔开,不要用and
计算男生人数以及平均GPA
https://www.nowcoder.com/practice/7d9a7b2d6b4241dbb5e5066d7549ca01
SELECT count(gender) as male_num,avg(gpa) as avg_gpa from user_profile where gender = 'male'
像这样聚合函数和聚合函数之间用,隔开,不要用and
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