题解 | #插入记录（二）#
插入记录（二）
https://www.nowcoder.com/practice/9681abf28745468c8adacb3b029a18ce
INSERT INTO exam_record_before_2021 SELECT null,uid,exam_id,start_time,submit_time,score FROM exam_record WHERE YEAR(submit_time)<2021; //从另一个表导入：INSERT INTO table_name SELECT * FROM table_name2 [WHERE key=value] //注意对应值
