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2207/MySQL练习题/查询练习.md

@@ -584,11 +584,20 @@ TIMESTAMPDIFF(YEAR,s.birth,NOW())-1, TIMESTAMPDIFF(YEAR,s.birth,NOW()))
 FROM students s;
 
 #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
-
+SELECT *
+FROM students s
+WHERE WEEKOFYEAR(s.birth) = WEEKOFYEAR(NOW()) + 1;
 #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
+SELECT *
+FROM students s
+WHERE MONTH(s.birth) = MONTH(NOW()) + 1;
 ```