题解 | #查询2022年毕业用户的刷题记录#
查询2022年毕业用户的刷题记录
https://www.nowcoder.com/practice/e53e8797213748038a5faeb8563ba27a
通过公共字段将两个表连接起来,筛选条件为graduation_year=2022
select questions_pass_record.user_id,question_type,device,pass_count,date
from questions_pass_record,user_info
where questions_pass_record.user_id=user_info.user_id
and graduation_year=2022;