如何从Mongo Java驱动程序调用db.Collection.stats() [英] How to call db.Collection.stats() from Mongo java driver
问题描述
在Mongodb客户端中,我们可以使用db.Collection.stats()来获取集合的状态,例如:
+记录数(计数)
+磁盘大小(storageSize)
+索引(indexSizes)
+平均对象大小(avgObjSize)
From Mongodb client, we can use db.Collection.stats() to get status of collections, such as:
+ Number of records (count)
+ Size on disk (storageSize)
+ Indexes (indexSizes)
+ Average object size (avgObjSize)
现在,我想使用Mongodb Java驱动程序从Web后端监视这些数据,请让我知道如何获取它们?
Now I want to monitor these data from web backend with Mongodb java driver, please let me know how to get them?
I've referred: http://mongodb.github.io/mongo-java-driver/3.0/driver-async/getting-started/quick-tour-admin/
but it's not enough information for me.
谢谢!
推荐答案
使用 CommandResult 以在Java中找到collection stat
,请检查以下代码:
Use CommandResult to finding collection stat
in java check below code :
Mongo mongo = new Mongo("localhost", 27017);
DB db = mongo.getDB("data base name");
CommandResult resultSet = db.getCollection("collectionName").getStats();
System.out.println(resultSet);
System.out.println(resultSet.get("count"));
System.out.println(resultSet.get("avgObjSize"))
这篇关于如何从Mongo Java驱动程序调用db.Collection.stats()的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!