Average object size in bytes平均对象大小(字节)
如果集合有上限,则为true
if the collection is cappedtrue
Number of documents文件数量
The amount of storage available for reuse. 可供重复使用的存储量。The scale argument affects this value.scale参数影响此值。
An array that contains the names of the indexes that are currently being built on the collection一个数组,包含当前正在集合上生成的索引的名称
The fields in this document are the names of the indexes, while the values themselves are documents that contain statistics for the index provided by the storage engine本文档中的字段是索引的名称,而值本身是包含存储引擎提供的索引统计信息的文档
Size of specific indexes in bytes特定索引的大小(字节)
Size of the most recently created extent in bytes最近创建的数据块的大小(字节)
The maximum number of documents that may be present in a capped collection上限集合中可能存在的最大文档数
The maximum size of a capped collection上限集合的最大大小
Number of indexes索引数
Namespace命名空间
Number of extents (contiguously allocated chunks of datafile space)扩展数据块数(连续分配的数据文件空间块)
Padding can speed up updates if documents grow如果文档增长,填充可以加快更新速度
The scale value used by the command.命令使用的比例值。
Collection size in bytes集合大小(字节)
(Pre)allocated space for the collection in bytes为集合(预)分配的空间(字节)
Total index size in bytes总索引大小(字节)
The sum of the storageSize and totalIndexSize. storageSize
和totalIndexSize
的总和。The scale argument affects this valuescale参数影响此值
A number that indicates the user-set flags on the collection. userFlags only appears when using the mmapv1 storage engine指示集合上的用户设置标志的数字。userFlags仅在使用mmapv1存储引擎时显示
This document contains data reported directly by the WiredTiger engine and other data for internal diagnostic use本文档包含WiredTiger引擎直接报告的数据和其他内部诊断数据
Generated using TypeDoc
https://docs.mongodb.org/manual/reference/command/collStats/