论坛
日志
下载
驱动
活动
翻译
编辑
GitHub
报告问题
$dayOfWeek (aggregation)
¶
$dayOfWeek
¶
Takes a date and returns the day of the week as a number between 1 (Sunday) and 7 (Saturday.)
< $dayOfMonth (aggregation)
/\ 参考
$dayOfYear (aggregation) >
MongoDB Manual
(Index)
安装
管理
安全
核心操作（CRUD）
聚合
索引
副本集
分片
开发应用
mongo
壳
案例
教程
常问问题
参考
接口
参考
查询, 更新, 投射, 和集合算符
$addToSet
$all
$and
$bit
$box
$center
$centerSphere
$comment
$each
$elemMatch (query)
$exists
$explain
$gt
$gte
$hint
$in
$inc
$isolated
$lt
$lte
$max
$maxDistance
$maxScan
$min
$mod
$natural
$ne
$near
$nearSphere
$nin
$nor
$not
$or
$orderby
$polygon
$pop
$ (query)
$pull
$pullAll
$push
$pushAll
$query
$regex
$rename
$returnKey
$set
$showDiskLoc
$size
$snapshot
$type
$uniqueDocs
$unset
$where
$within
$elemMatch (projection)
$ (projection)
$slice (projection)
$add (aggregation)
$addToSet (aggregation)
$and (aggregation)
$avg (aggregation)
$cmp (aggregation)
$cond (aggregation)
$dayOfMonth (aggregation)
$dayOfWeek (aggregation)
$dayOfYear (aggregation)
$divide (aggregation)
$eq (aggregation)
$first (aggregation)
$group (aggregation)
$gt (aggregation)
$gte (aggregation)
$hour (aggregation)
$ifNull (aggregation)
$last (aggregation)
$limit (aggregation)
$lt (aggregation)
$lte (aggregation)
$match (aggregation)
$max (aggregation)
$min (aggregation)
$minute (aggregation)
$mod (aggregation)
$month (aggregation)
$multiply (aggregation)
$ne (aggregation)
$not (aggregation)
$or (aggregation)
$project (aggregation)
$push (aggregation)
$second (aggregation)
$skip (aggregation)
$sort (aggregation)
$strcasecmp (aggregation)
$substr (aggregation)
$subtract (aggregation)
$sum (aggregation)
$toLower (aggregation)
$toUpper (aggregation)
$unwind (aggregation)
$week (aggregation)
$year (aggregation)
数据库命令
JavaScript 方法
MongoDB和SQL接口比较
快速参考材料
体系结构和组件
配置
状态和报告
内部元数据
一般参考
发行说明
关于本文档
生态系统
关于
生态系统
格式
一页HTML手册
PDF格式手册
ePub格式手册
资源
入门
介绍
下载
社区
和
生态系统
10gen
活动和网络研讨会
博客集合
大师
幻灯片和视频
托管中心
Windows
监测服务
(
文档
)
管理界面
书籍
驱动
JavaScript
(
文档
)
Python
(
文档
)
Ruby
(
文档
)
PHP
(
文档
)
Perl
(
文档
)
Java
(
文档
)
Scala
(
文档
)
C#
(
文档
)
C
(
文档
)
C++
(
文档
)
Haskell
(
文档
)
Erlang
(
文档
)
