smallkun/class-notes
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smallkun 2025-02-27 18:44:58 +08:00
parent 5859485f29
commit 71ea2b0d21
1 changed files with 12 additions and 3 deletions
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2207/MySQL练习题/查询练习.md
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@ -584,11 +584,20 @@ TIMESTAMPDIFF(YEAR,s.birth,NOW())-1, TIMESTAMPDIFF(YEAR,s.birth,NOW()))
FROM students s; FROM students s;
#42.查询本周过生日的学生 #42.查询本周过生日的学生
SELECT *
FROM students s
WHERE WEEKOFYEAR(s.birth) = WEEKOFYEAR(NOW());
#43.查询下周过生日的学生 #43.查询下周过生日的学生
SELECT *
FROM students s
WHERE WEEKOFYEAR(s.birth) = WEEKOFYEAR(NOW()) + 1;
#44.查询本月过生日的学生 #44.查询本月过生日的学生
SELECT *
FROM students s
WHERE MONTH(s.birth) = MONTH(NOW());
#45.查询下月过生日的学生 #45.查询下月过生日的学生
SELECT *
FROM students s
WHERE MONTH(s.birth) = MONTH(NOW()) + 1;
``` ```