leetcode数据库题目,简单题,面试中出现概率约为30%
题目描述:
某城市开了一家新的电影院,吸引了很多人过来看电影。该电影院特别注意用户体验,
专门有个 LED显示板做电影推荐,上面公布着影评和相关电影描述。
作为该电影院的信息部主管,您需要编写一个 SQL查询,
找出所有影片描述为非 boring (不无聊) 的并且 id 为奇数 的影片,结果请按等级 rating 排列。
例如,下表 cinema:
+---------+-----------+--------------+-----------+
| id | movie | description | rating |
+---------+-----------+--------------+-----------+
| 1 | War | great 3D | 8.9 |
| 2 | Science | fiction | 8.5 |
| 3 | irish | boring | 6.2 |
| 4 | Ice song | Fantacy | 8.6 |
| 5 | House card| Interesting| 9.1 |
+---------+-----------+--------------+-----------+
对于上面的例子,则正确的输出是为:
+---------+-----------+--------------+-----------+
| id | movie | description | rating |
+---------+-----------+--------------+-----------+
| 5 | House card| Interesting| 9.1 |
| 1 | War | great 3D | 8.9 |
+---------+-----------+--------------+-----------+
来源:力扣(LeetCode)
链接:https://leetcode-cn.com/problems/not-boring-movies
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题目答案:
select id,movie,description,rating
from cinema
where description <> 'boring' and id%2=1
order by rating desc
知识点:order by