mongoose如何在关联集合中使用skip

Question

const users = await User.findOne({ userName }).populate('crm');

现在users内容:

{
    userName:'xxx',
    crm:[1,2,3,4,5,6,7,8,9,10]
}

mongoose有语法可以只返回[1,2,3]或者[4,5,6]吗, 实际业务就是想分页, 想要:

{
    userName:'xxx',
    crm:[1,2,3]
}

Answer 1

https://www.mongodb.com/docs/...

Answer 2

可以的，了解 $slice 关键字就可以了