windows-7 - Windows安装MongoDB，提示mongod.exe已停止

问题签名: 问题事件名称: APPCRASH 应用程序名: mongod.exe 应用程序版本: 0.0.0.0 应用程序时间戳: 56b2e232 故障模块名称: MSVCR120.dll 故障模块版本: 12.0.2...

From [MongoDBdiscussion group] 2017-05-02 09:21:06 0  0  914

postgresql - MongoDB和PostGIS的Geohash是怎么计算的？

像0101000020E610000098E9F4A131405C40BBA1265A25B53740这种编码过后的经纬度，是怎么计算的。尝试过去看postgis和mongodb的源码，无奈没找到（不懂啊……）

From [MongoDBdiscussion group] 2017-04-24 16:00:26 0  1  914

node.js - Express-session implements cookie issues in login verification

The current situation is that there is a cookie on the browser side, the name is config.session.key('myblog'),...

From [MongoDBdiscussion group] 2017-05-02 09:26:17 0  1  910

javascript - The problem of using MongoDb to store session data in Node and Express development. According to the book, the following questions appeared. I have been searching for a long time and cannot find the answer. I would like to ask everyone for advice.

Error code for using MongoDb to store session data: // Using mongoDb to store session data {code...} An error ...

From [MongoDBdiscussion group] 2017-06-10 09:48:01 0  2  908

How to check query performance of mongodb aggregation?

You can use explain('executionStats') to view the query analysis using find, but there is no explain query ana...

From [MongoDBdiscussion group] 2017-05-02 09:26:35 0  1  905

The mongodb database is attacked and the database is deleted. How to recover the data?

The mongodb database is attacked and the database is deleted. How to restore the data? There is no backup data...

From [MongoDBdiscussion group] 2017-05-02 09:24:40 0  1  905

pymongo - mongodb 的find()耗时太长，应该怎样优化？

目的： 在超过10万条数据 随机 选取一条数据。我的方法： data=db[item].find().skip(random_num).limit()遇到问题： 耗费时间很长才能随机找到数据。根据profile测试，是因...

From [MongoDBdiscussion group] 2017-04-28 09:04:33 0  3  904

mongodb - python mongo findAndModify how to limit quantity

There is a query parameter and an update tag in findAndMondify, but how to limit the number of searches is to ...

From [MongoDBdiscussion group] 2017-05-17 10:03:22 0  1  902

mongodb 外网IP启动失败

centos 部署mongodb 服务器。 启动命令 /usr/local/mongodb/bin/mongod --bind_ip 内网ip 或127.0.0.1 --port 27017 --maxConns 200...

From [MongoDBdiscussion group] 2017-04-26 09:02:01 0  4  902

mongoengine - MongoDB怎么设计多级分类好？

文章以及课程模型需要定义所属分类，该分类是多级的，MongoDB中怎么设计比较合理？如果直接定义在文档里，担心一致性的问题！

From [MongoDBdiscussion group] 2017-04-22 08:59:46 0  6  902

node.js - I would like to ask how nodejs stores images in mongodb

The front-end uses vuejs, the back-end uses nodjs, and the database is mongodb. I would like to ask how to imp...

From [MongoDBdiscussion group] 2017-06-17 09:15:33 0  4  901

Should mongodb history records be embedded in documents or referenced?

rt rt rt rt

From [MongoDBdiscussion group] 2017-05-31 10:36:09 0  3  900

mongodb - mongo多个条件分组

mongodb 有哪些 实现多个多个分组的？我知道mapreduce可以，还有吗？？

From [MongoDBdiscussion group] 2017-04-27 09:01:58 0  3  898

嵌套文档修改 - mongodb第三级嵌套数组修改问题

现在的数据结构是这样的 {代码...} 要想修改knowledge.name，修改语句该怎么写？之前在修改chapter.name时我是这样写的 {代码...} 不知道在修改第三级嵌套文档时，$定位符改怎么使用。

From [MongoDBdiscussion group] 2017-04-24 15:59:39 0  1  898

golang - 如何给go不定参数的函数传递一个数组参数？

正确 {代码...} 失败了 {代码...}

From [MongoDBdiscussion group] 2017-04-28 09:06:28 0  2  894