mongo cam

Tags: mongodb redundancy testTesting process:1, three machines are alive in the case, the display status is as follows:Description: The third machine 10.253.4.191 displayed as primary. The remaining 2 display states are secondary.2, testing the current three survival time data, the set name is dictionary. Three data shows as follows:Description: The last piece of data shows test11.3. Deactivate the server process for the primary collection. View the collection status in any of the remaining 2 Ta

One, MONGO connection configuration fileTwo, library configurationMongo.config.replica.set.address=192.168.1.xxx:27017,192.168.1.113.xxx:27018,192.168.1.xxx : 27019mongo.config.replica.set.name=replmongo.config.database=testmongo.config.username=mongo.config.password= mongodb.connection=Spring-data-mongo-1.8.2.release Connect MongoDB Replica set memo

Tags: des http java uses OS IO data forConceptA Mongod service can have multiple databases, each database can have multiple tables, where the table is called collection, each collection can hold multiple documents (document), each document is Bson (binary JSON) in the form of a hard disk, so you can store more complex data types. It is stored in a single document, and you can add or delete fields to one or a batch of documents without affecting other documents, which is the so-called Schema-free

IMMEDIATE; RESTORE DATABASE $dbname from disk= ' $filename ' with replace,norecovery; RESTORE DATABASE $dbname from dist= ' $diff _filename ' with RECOVERY; ALTER DATABASE $dbname SET ONLINE " Third, Oracle: Oracle's backup and recovery primarily uses Rman, which is interesting to know more about the specific use of Rman Four, Redis: Description: The Redis data backup file is stored in a full path file name consisting of Dir+dbfilename in the configuration file; Backup: Redis-cli-h targethost

Mongo scatter -- aggregate Query, aggregate aggregation Mongo Official Website: http://www.mongodb.org/ Mongo is used in work, but Mongo has not been systematically studied. It only records some knowledge points in the use of Mongo during work and can be supplemented at an

Add user1. When installing MONGO, it is best to use Apt-get installBecause this can save a lot of trouble, such as some environment variables, and some document path and so on.2. Make sure that your MongoDB and mongodb-clients versions are consistent to the version.This connection can be consulted when the version is inconsistent: http://www.jb51.net/article/62918.htmTo view the version of Mongodb-clients, terminal input:MONGO--helpTo view the MongoDB

installation PcreCompile Build Libmongoclient.aDownload the latest C + + driver on the MongoDB website, with the following links:http://dl.mongodb.org/dl/cxx-driver/Download one of the cxx-driver/mongodb-linux-x86_64-v2.0-latest.tgzTAR–XZVF mongodb-linux-x86_64-v2.0-latest.tgz extract to current directoryCD mongo-cxx-driver-v2.0 into MONGO C + + driver directorySCons Generating LIBMONGOCLIENT.A LibrariesNo

Tip error: Com.mongodb.MongoQueryException:Query failed with error code and error messages ' not authorized for Query ' Reference URL: http://stackoverflow.com/questions/31503525/unable-to-connect-to-remote-mongo-db-for-2-days mongo2.6 Configure user authentication, just focus on the following Red font section Connections-per-host= "#{mongo[connections_per_host]}" Threads-allowed-to-block-for-connection

MONGO db is a good thing and more and more projects are being used. The following describes how to install the MONGO extension Environment nginx/1.4.4PHP 5.4.22MongoDB 2.4.10 Download Extended installation Package wget http://pecl.php.net/get/mongo-1.4.5.tgz Compiling the installation Tar xvf mongo-1.4.5.tgz-c/u

Mongo Database InstallationFirst to Mongo's official website to download the installer: http://www.mongodb.org/, I downloaded the file name is: Mongodb-win32-x86_64-2008plus-2.6.4-signed.msiExecutes the setup program.NextAgree to the license agreementYou can choose customize custom to see.Put it all on.Start the actual installation.MongoDB is installed by default in the C:\Program files\mongodb 2.6 Standard\bin directory, but it is not automatically a

ext .: http://www.cnblogs.com/bjjjunjie/p/4076177.htmlNow the development of this project to use MONGO database development, found that the online tutorial is relatively small, only to look at the official side of the development, the development process to write down notes, also counted is a summary of it.I developed the use of vs2013, the driver is the latest 1.9.2 version ofOnline connection Database Tutorial A lot of search, I will not repeat, onl

Now the development of this project to use MONGO database development, found that the online tutorial is relatively small, only to look at the official side of the development, the development process to write down notes, also counted is a summary of it.I developed the use of vs2013, the driver is the latest 1.9.2 version ofOnline connection Database Tutorial A lot of search, I will not repeat, only one to write a database connection method1 protect

1:zabbix automatically discovers MONGO monitored ports and returns the format required for Zabbix_server, scripts are deployed on zabbix_agent and the path is/usr/local/zabbix/zabbix_discover_ mongo.sh, the script reads as follows:#!/bin/sh#zhuangweihong 20160419 Zabbix Discover MySQLres= ' sudo ss-tulnp|grep mongo|grep-v 28107|awk ' {print $ (NF-2)} ' |awk-f ': ' {print $ (NF)} ' |sort-u 'Count= ' echo ' $

Mongo Official Website: http://www.mongodb.org/ Mongo is used in work, but Mongo has not been systematically studied. It only records some knowledge points in the use of Mongo during work and can be supplemented at any time, to achieve the purpose of summary and memo. This article mainly Ends Record aggregation and q

Programme one:Very simple approach, but not necessarily for all environments.PECL Install MONGOThe installation will prompt successful and will allow you to configure extension=mongo.so in/etc/php.ini to make the MONGO driver effective and restart PHP-FPM.Scenario Two:Download the MONGO installation package,Unzip, and thenPhpize./configureAfter the installation is finished, it will output mongo.so's generat

MongoDB steps: 1. Google search MongoDB find the official website to download: http://www.mongodb.org/ 2. Decompression: Tar zvxf mongodb-linux-i686-2.4.3.tgz generate a mongodb-linux-i686-2.4.3 folder 3. Enter the Mongodb-linux-i686-2.4.3/bin folder, which binaries can be executed. Eg:#./mongod This is to open the MongoDB database service. 4. Error:dbpath (/data/db/) does not exist is generally present. This error. How to do it. Suggest a/data/db/folder on the line Ah ... 5. Open #./mongod

Linux system installation MONGO extension method Installation steps: Environment nginx/1.4.4 PHP 5.4.22 MongoDB 2.4.10 1. Download Extended installation package wget http://pecl.php.net/get/mongo-1.4.5.tgz 2. Compile and install Tar xvf mongo-1.4.5.tgz-c/usr/src cd/usr/src/mongo-1.4.5/ Phpize ./configure-

{ roothtml; } } } Java code localredis=require "Resty.redis" Localcache=redis.new () Localok, err=cache.connect (cache, ' 127.0.0.1 ', ' 6379 ') cache:set_timeout (60000) ifnotok then ngx.say ("failedto Connect: ", err) return end res,err=cache:set ("Dog", "Ananiaml") ifnotokthen ngx.say ("failedtosetdog:", err) nbsp return end Ngx.say ("setresult:", res) Localres,err=cache:get ("dog") ifnotres then ngx.say ("Failedtoget dog: ", err) return end Ifres==ngx.null the

Original link: "MongoDB" Windows platform build MONGO database replica set (similar cluster) (i)Replica sets (replica set) is a new feature that starts with the mongodDB1.6 version, which enables automatic failover and automatic repair of feature member nodes, and the data between each db is exactly the same, greatly reducing the risk of a single point of failure.【】This is the replica set schema for three nodes. The figure is from the book "The Essent

Tags: close BPA for professional RAC read too return newFirst time writing technology! Plain English talk about it. Just take it with you. I am, net of technical staff, will point Java so a lot of unprofessional, forgive Ha I just started using MONGO for two days before I got a half-bucket of water. Casually put MONGO in Win's build also write down. Actually, this is nothing to write about. Very simple