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In the previous two blogs, we elaborated on the working principle and building process of the sharded cluster. In this blog, we mainly analyze the testing results of the sharded cluster. First, we can see that the replica Set A and B are normal: 1.

MongoDB has another cluster technology, that is, MongoDB's sharding technology. I. MongoDB sharding MongoDB is a solution that splits a set and then distributes the split data to different slices. Next let's take a look at the structure: Face:

[MongoDB] MongoDB's missing knowledge points and mongodb's missing knowledge points Up to now, I have read three mongodb books. Today, when I read the MongoDB authoritative guide by Kristina Chodorow in the United States, I found that there are

First experience of mongodb, mongodbMongodb initial experience A new workflow product needs to be developed after the start of the year. It is mainly used to manage the management process in the automotive industry. Because it is similar to the old

This article is from: http://www.oschina.net/news/18683/mongodb-better-than-bigtable 10gen Company CEO Dwight Merriman Dwight Merriman co-founded DoubleClick Company in 1996 and served as Chief technical officer for 10 years. Dwight Merriman's

I will talk about the replica set in the previous phase. The primary features of the replica set are embodied in two aspects: 1. the replica set does not have a specific primary database. 2. If there is a fault such as a crash, the cluster selects a

I learned about it for a day this weekend and didn't want to learn it any more. After I wrote the first two articles, it took about an hour, if I read more than 80 of the two blogs I just wrote, I will skip this blog. I just saw that one article is

By default, queries in MongoDB return all fields in matching documents. To limit the amount of data from MongoDB sends to applications, you can include a projection document in the Quer Y operation.Projection DocumentThe projection document limits

Capped Collection is a well-performing set of fixed-size collections that perform used (aging-out) processing in LRU (least recently age-out, least recently used) rules and insertion order, automatically maintaining the order in which objects in the

MongoDBNode. js driver is officially supported by the native Node. js driver. It is the best implementation so far and has been officially supported by MongoDB. The MongoDB team has adopted the MongoDBNode. js driver as the standard method.

Recently in the study of MongoDB, online search found that the use of MongoDB in. NET article is either an early driver version, or very little information, so write an essay record, this article in detail to introduce to you. NET in the use of

about MongoDB MongoDB is a database based on distributed file storage. Written by the C + + language. Designed to provide scalable, high-performance data storage solutions for WEB applications. MongoDB is a product between a relational database and

This is a creation in Article, where the information may have evolved or changed. This article focuses on the use of MgO, only a simple introduction of MongoDB. MongoDB Features Mongdb Brief

Recently in the study of MongoDB, online search found that the use of MongoDB in. NET article is either an early driver version, or very little information, so write an essay record, this article in detail to introduce to you. NET in the use of

Introduction to PHP and MongoDB | security | M + PHP application instance I. INTRODUCTION to MongoDB MongoDB (named from "humongous") is a scalable, high-performance, open-source, free-mode, document-oriented database, it combines the advantages of

To install mongodb on centOS6.5, I found many methods on the internet. it seems that many of them compile mongodb directly. I feel a little trouble. I have read the installation method on the official mongodb website. it is very simple on the linux

Inthisblogwemainlytalkabouttheaccesscontrolincludinglimitationofip, settinglistenportandusageofusernameandpassword. Intheofficialdocument, mongodbserverstartwithouttheargument, sooncetheconnectionwascreat In this blog we mainly talk about the access

Backup and recovery are required for any database, which is of much importance and everyone understands. MongoDB also provides backup and recovery functions, which are under the MongoDB download directory. Backup and recovery are required for any

This article provides a detailed introduction to nodejs environment installation, file structure, and routing. It is a very good article, and I recommend it to you here. Run nodeJS The first step is to install the nodeJS environment. Now it is

1. MongoDB shell MangoDB is actually a database shell. It is generally assumed that it runs on the same machine as mongod and that mongod is bound to the default port. If this is not the case, you can specify these parameters at startup to connect