MongoDB

This article mainly introduces the MongoDB security configuration, this article from the domestic security manufacturers cloud platform, explain or more comprehensive, need friends can refer to the 0x00 MongoDB Permissions Introduction 1.MongoDB

MONGDB Performance pressure test, random query, data volume 100 million records Operating system centos6.4x64 bit From the test results, when MongoDB all the data into memory, query speed according to the size of the document, performance

Objective In MongoDB (version 3.2.9), a fragmented cluster (sharded cluster) is a way to extend the performance of the database system horizontally, storing the data set distributed on different slices (shard), each fragment saving only part of the

Master and slave configurationMongoDB's Master-slave mode configuration is as follows1.keyFileGenerate Key_file OpenSSL rand-base64 741 > Mongo_key Place Mongo_key in the places where master and slave MongoDB user can access.Set

Database backup –mongodump Back up all local MongoDB databases: Copy Code code as follows: # mongodump-h 127.0.0.1--port 27017-o/root/db/alldb To back up a remote specified database: Copy Code code as follows:

We are always in contrast to see their strengths and weaknesses, for MongoDB is also the same, comparative learning let us as soon as possible to grasp the basic knowledge about MongoDB. MongoDB vs. mysql command A relational database is generally

In order to save user data and business data for a Web site, a database is usually required. MongoDB and Node.js are particularly well matched, because MongoDB is a document-neutral database, the document is stored in Bson (the lightweight binary

Copy Code code as follows: Connect localhost:27017 $conn = new Mongo (); Connecting to the remote host default port$conn = new Mongo (' test.com '); Connecting to remote host port 22011$conn = new Mongo (' test.com:22011 '); MongoDB

Introduction of MongoDBMongoDB (name from "Humongous") is an extensible, high-performance, open source, schema free, document-oriented database with the advantages of a document database, key values for storage and relational databases. Official

In the blogger's bullying for everyone to do a little sharing, hereby affirms that Bo Master product very simple is a bully, absolutely no inducements. Due to the mongodb of the relevant Chinese information is less, then if there is a chance to

The code is roughly as follows: Copy CodeThe code is as follows: function generate_auto_increment_id ($namespace, array $option = Array ()) { $option + = Array ( ' Init ' => 1, ' Step ' => 1, ); $instance = new Mongo (); $instance =

1. Installation Preparation [Root@chen download]# tar zxvf mongodb-linux-x86_64-2.2.0.tgz [Root@chen download]# CP Mongodb-linux-x86_64-2.2.0/usr/local/mongodb-r 2. Create database folders and log files [Root@chen download]#

What is MongoDBMongoDB is written by the C + + language and is an open source database system based on distributed file storage.In the case of high load, adding more nodes can guarantee the performance of the server.MongoDB is designed to provide

First, installation1, visit MongoDB's official website http://www.mongodb.org/downloads Download 64bit package, I download is mongodb-win32-x86_ 64-2008plus-ssl-3.4.1-signed.msi2. Create D:/mongodb3, click on the package

Because the computer reinstalled the system, so to reinstall the development environment, according to a previously written blog described the steps to install, found that reported some errors, the following are the problems encountered and

Hardening MongoDB Recommendation: Modify the database default port to add Database access permissions: Startup database (Bare ben): C:\mongodb\bin>mongod--dbpath C:\MongoDB\data (also specify data storage location as "DB" folder

First, Reason:MongoDB ransomware Events in recent days have been rampant: because of open access to the external network and have not opened the authorization mechanism was deleted library, remote drag library, ransomware. the Elasticsearch was then

one of the most foolish steps under Ubuntu ( below are the actions under the root user ): 1. Run "apt-get install MONGO"Run "apt-get update" If the installation package is not found2. You should automatically run the Mongod program after you

First contact with MongoDB reference & paste: http://jingyan.baidu.com/article/ed15cb1b52b8661be2698162.htmlOne. Installation1. First go to the official website to downloadGo to all versions and choose a slightly less new version-because before

Mongodb database backup and recovery in windowsI can talk about data backup to the c: \ data \ dump directory, first create this path. Go to the bin directory of mongodb.Mine is:C: \ Program Files \ mongodb \ binThe backup script is:// BackupExport