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ubuntu mongodb 出現(xiàn) exception: connect failed

I was overwhelmed by this problem. I tried Baidu and Google, but it still didn’t work. Even reinstalling it di...

From [MongoDBdiscussion group] 2017-05-02 09:25:28 0  3  25086

java - MongoSocketReadTimeoutException: Timeout while receiving message

1. Recently I am using spring-boot and spring-data-mongo to operate mongodb. 2. I check the server log every m...

From [MongoDBdiscussion group] 2017-05-31 10:35:10 0  2  4085

C#開發(fā)mongodb，使用官網(wǎng)的驅(qū)動(dòng)好還是samus驅(qū)動(dòng)？

C#開發(fā)mongodb，使用官網(wǎng)的驅(qū)動(dòng)好還是samus驅(qū)動(dòng)？ 除samus支持linq語法外，兩個(gè)驅(qū)動(dòng)還有什么區(qū)別？

From [MongoDBdiscussion group] 2017-04-24 09:13:41 0  1  2957

sql - is mongodb free

Just like the title, don’t talk about whether it is open source or not. I only care about whether it is charge...

From [MongoDBdiscussion group] 2017-05-02 09:23:51 0  5  2880

Deploying mongodb in docker, error directory-sync: fdatasync: Invalid argument.

Deploying mongodb in docker, the data files are persisted to mac (my local machine). The test found that as lo...

From [MongoDBdiscussion group] 2017-05-02 09:24:13 0  1  2661

node.js - How to deploy nodejs application to server?

The thing is like this, I am doing front-end development. I recently learned nodejs and did some practice proj...

From [MongoDBdiscussion group] 2017-06-29 10:08:54 0  3  2146

mongodb - failed to connect to server [localhost:27017] on first connect

Mongodb has been installed and started through mongo. Run the command supervisor --harmony index and report an...

From [MongoDBdiscussion group] 2017-05-02 09:23:22 0  3  2118

mongodb - 百萬數(shù)據(jù)aggregate group sum 統(tǒng)計(jì)超級耗時(shí)的問題，求解決方案

1、文檔結(jié)構(gòu)示例 {代碼...} 2、場景：user為'xiaoming'的文檔有六七百萬條 3、問題：怎么提升aggregate+group+sum速度 {代碼...} 用上面這個(gè)來統(tǒng)計(jì)xiaoming帶有wrong的...

From [MongoDBdiscussion group] 2017-05-02 09:20:16 0  3  2108

mongodb - mongod出現(xiàn)unclean full-time diagnostic data??

2017-03-08T15:21:16.453+0800 I NETWORK [thread1] waiting for connections on port 27017 2017-03-08T15:21:17.026...

From [MongoDBdiscussion group] 2017-05-02 09:24:44 0  1  2096

mongodb - db.currentOp()里面"op" : "getmore"是什么意思

我在mongodb命令行運(yùn)行db.currentOp()，返回結(jié)果中出現(xiàn)"op" : "getmore"，，請問一下getmore是一個(gè)什么操作？而且特別耗時(shí)： {代碼...}

From [MongoDBdiscussion group] 2017-05-02 09:22:35 0  1  1983

node.js - How mongoose filters and paging based on related tables

Problem background: In the following two schema {code...} columns, active needs to be configured and modified,...

From [MongoDBdiscussion group] 2017-05-24 11:35:40 0  1  1976

Is it necessary for mongodb to have separate tables?

Mongodb comes with autosharding, so is it necessary to split the table into a table with a level of over 100 m...

From [MongoDBdiscussion group] 2017-05-02 09:26:37 0  4  1907

MongoDB waiting for replication timed out

問題描述三臺 Windows Server 2012 R2 安裝 MongoDB 3.0.8 做復(fù)制集，批量upsert有時(shí)報(bào) “waiting for replication timed out（64）：stdClas...

From [MongoDBdiscussion group] 2017-04-28 09:06:14 0  0  1898

mongodb備份報(bào)錯(cuò) too many positional options

目的是想備份整個(gè)項(xiàng)目的全部數(shù)據(jù)，不限于某一個(gè)collection 使用的命令： mongoexport —db Demo —out demo_backup.json 運(yùn)行后報(bào)錯(cuò)： Error parsing comman...

From [MongoDBdiscussion group] 2017-04-24 09:13:54 0  2  1888

replica-set - mongodb replica set 添加從節(jié)點(diǎn)出錯(cuò)？

我在三臺虛擬機(jī)上配置mongodb replica set副本集，使用conf文件啟動(dòng)mongodb {代碼...} {代碼...} 另外兩臺機(jī)器的啟動(dòng)命令和conf配置文件內(nèi)容都是一樣的，只有文件名和ip不同 將205...

From [MongoDBdiscussion group] 2017-05-02 09:19:18 0  0  1873