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![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
It turns out that PageHelper.startXXX() is used where it shouldn’t be used;
There is no SQL query statement immediately below.
Although you are not using the paging plug-in here, it will still count the total number of queries every time, so it is normal to have _COUNT.