这期内容当中小编将会给大家带来有关MongoDB中limit和skip如何使用,文章内容丰富且以专业的角度为大家分析和叙述,阅读完这篇文章希望大家可以有所收获。

1.limit()方法

语法

db.collection.find().limit(NUMBER)

实例

>db.lesson.insertMany([{"name":"lua","price":"$20.00"},{"name":"Go","price":"$30.00"},{"name":"python","price":"$40.00"}]){"acknowledged":true,"insertedIds":[ObjectId("5c78d839b881b2c3b7328602"),ObjectId("5c78d839b881b2c3b7328603"),ObjectId("5c78d839b881b2c3b7328604")]}>db.lesson.find().limit(2){"_id":ObjectId("5c78d839b881b2c3b7328602"),"name":"lua","price":"$20.00"}{"_id":ObjectId("5c78d839b881b2c3b7328603"),"name":"Go","price":"$30.00"}

2.skip()方法

语法

db.collection.find().skip(NUMBER)

实例

>db.lesson.find().skip(1){"_id":ObjectId("5c78d839b881b2c3b7328603"),"name":"Go","price":"$30.00"}{"_id":ObjectId("5c78d839b881b2c3b7328604"),"name":"python","price":"$40.00"}

结合使用

>db.lesson.find().skip(1).limit(1){"_id":ObjectId("5c78d839b881b2c3b7328603"),"name":"Go","price":"$30.00"}>db.lesson.find().limit(1).skip(1){"_id":ObjectId("5c78d839b881b2c3b7328603"),"name":"Go","price":"$30.00"}

上述就是小编为大家分享的MongoDB中limit和skip如何使用了,如果刚好有类似的疑惑,不妨参照上述分析进行理解。如果想知道更多相关知识,欢迎关注亿速云行业资讯频道。