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Nginx Lua calls Redis and MONGO

{ 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

MONGO Installation Deployment

MongoDB Download Address: https://www.mongodb.org/downloads Linux Installation deployment: 1. Download: #wgethttps://fastdl.mongodb.org/linux/mongodb-linux-x86_64-3.2.1.tgz 2, Decompression: #tar –zxvfmongodb-linux-x86_64-3.2.1.tgz #mv Mongodb-linux-x86_64-3.2.1/usr/local/mongodb 3. Add PATH: #exportPATH =/usr/local/mongodb/bin: $PATH 4. Create database directory: #mkdir –p/data/db 5. Start MongoDB Service: #mongod If the

MONGO Shell startup configuration file. Mongorc.js (ii)

MONGO Shell startup configuration file. Mongorc.js (ii)If you have a. mongorc.js file under your home directory, he will run automatically when you start the shell. Use it to initialize any helper methods you use frequently and delete methods that you do not want to accidentally manipulate.For example, you do not want to use the default Dropdatabase () method, and you can add the following command to the. mongorc.js file:DB.prototype.dropDatabase = fu

(rpm) mongodb resolves couldn ' t connect to server 127.0.0.1:27017 src/mongo/shell/mongo.js:91 error __JS

Turn from: http://hi.baidu.com/zwfec/item/3cfecfabafda3a258819d38b Today, look at the server, found that Mongod start not up, prompted Sun June 2 12:27:02 error:couldn ' t connect to server 127.0.0.1:27017 src/mongo/shell/mongo.js:91 Error Look up the solution on the Internet, most people say set up dbpath, this is to solve the problem, but not to find the root cause of the problem, The root of the problem is that the machine illegal shutdown caus

SQL Server to MONGO

Plan to make a back word Web application, very not successfully found the resources, to get a. bak file, import to SQL Server is simple, now I want to take the data to Mongolab, encountered some pits, specially recorded (old, can't remember AH)Mongolab Support Binary,json,csvSo I'm exporting the data as a. csv1. Database-task-export data2. Select SQL Server Native Client3. Next select a flat file destination4 Next Preview5. Implementation results6. If

Mongo db windows installation, mongodb

Mongo db windows installation, mongodb1. Download the installation packageHttps://fastdl.mongodb.org/win32/mongodb-win32-x86_64-2008plus-ssl-3.0.0-signed.msi? _ Ga = 1.22066811.15995322.16.142368396After the download is complete, place the installation file under the directory you want to install.2. InstallOpen the run box with win + r and enter "cmd" to run. (Run as Administrator) switch the directory to the installed directory and execute the follow

[Mongo] Simple Operation command

1. Connect to the server:Mongo2. Connect to the databaseUse dbname3. Querying the names of all collectionsDb.getcollectionnames ()4. Querying data for a collectionDb.collection.find ()Db.collection.find ({columnname: "value"})//accept only one parameter5. Inserting data in a collectionInsert a single column of data: Db.collection.insert ({columnname: "value"})Insert a two-column data: Db.collection.insert ({columnname1: "value1", columnname2: "value2"})Insert multiple records: for (i=1;i6. Updat

C # Development MONGO note Seventh

Development to meet some of the problems here, which is here to ask youToday I finished the menu function, Public classMenu { PublicObjectId _id {Get;Set; } Public intMenuId {Get;Set; } Public stringName {Get;Set; } Public intParentID {Get;Set; } Public stringURL {Get;Set; } Public stringIcon {Get;Set; } Public intOrderNo {Get;Set; } Public stringDESCR {Get;Set; } }The first is a menu that is done in the most general manner using the internal key. When I finished it suddenly occurred t

Keystonejs+mongo Build a simple blog

Keystonejs is a free open source node. JS CMS Web Development framework based on Express and MongoDB.One.Installing Node.js,mongodbTwo.Command-line installation Keystonejs1. Install the generator Generator-keystoneYou need to install the Yeoman Keystonejs generator.Administrator open the command line to perform NPM instal-g Generator-keystone2. Create a project folder MyBlog3. Run the vivid device to make sure MongoDB is upYo KeystoneSome configuration is asked here4. Command line runNode Keysth

Kill lui lei Dog---node. js---20 project build in Node+express+mongo Blog Project 5mongodb implement add data in a project

',function(req,res) {vartitle =Req.body.title; varSort =Req.body.sort; //console.log (title+ '-------' +sort);Mongoclient.connect (DB_STR,function(err,db) {if(err) {Throwerr; return; } //The db here is the blog database varc = db.collection (' category '); C.insert ({title:title,sort:sort},function(err,result) {if(Err) {err.send (err); }Else{res.send (' Add category Success ); } }); });}); Router.get ('/edit ',function(Req,res

Experience using ThinkPHP5.0.12 to connect to MONGO databases

xamppv3.2.2,thinkphp5.0.12 version of the local development environment.The MONGO database-driven configuration was also performed because the Tp3.2.3+mongo database was used in the previous development project and was also performed locally. The detailed method can be referenced in installing the PHP mongodb extension

PHP Novice installs MONGO for the first time

Here are the steps for me to walk a novice PHP for the first time to install the MONGO module:1. First select the appropriate version of the MongoDB expansion pack download from the Internet;2. Unzip the expansion pack and enter the unzip directory;TAR-ZXF mongo-1.4.1.tgzCD mongo-1.4.13. Execute phpize in the mongo-1.3

Mongodb-mongodb CRUD Operations, Query Documents, iterate a Cursor in the MONGO Shell

Tags: User format limit query handle for REM SEQ statThe Db.collection.find () method returns a cursor. To access the documents, you need to iterate the cursor. However, in the MONGO Shell, if the returned cursor was not assigned to a variable using the varkeyword, Then the cursor was automatically iterated up-to-the-print up-to-the-first documents in the results. The following examples describe ways to manually iterate the cursor to access the docume

MongoDB Web Management Interface mongo-express Introduction

Mongo-expressMONGO Express is an open source MongoDB Web management interface based on node. JS and Express.GitHub Address: https://github.com/andzdroid/mongo-expressFunctionCurrent Features:连接多个数据库分别连接和认证独立的数据库认证为管理员查看所有数据库数据库 黑名单/白名单集合(collections)的增删查改文档(documents)的增删查改在文档中使用BSON数据类型Limit被编辑的文档必须有document._id属性无GridFS的支持(有可能成为计划功能)二进制BSON数据类型没有经过测试JSON documents are parsed through JavaScript virtual mach

Mongo connecting error Failed to connect to: *.*.201.18:27018:remote server has closed the Conne

The service uses the Redis+mongo cluster because the MONGO cluster machine memory is too small, so migrate to other larger space machines to do stress testing. But after the machine migration, client call, found the following error Mongo connecting error Failed to connect to: *.*.201.18:27018:remote Server has closed the connection

MONGO data backup and recovery scripts

#!/bin/bashTime= "$ (date +"%y.%m.%d ")"Id= ' echo ' show dbs; ' | /usr/local/mongod3.2/bin/mongo 10.124.156.251:27018--shell|grep ' a[0-9]\{13\} ' |awk-f ' ' {print '} 'For I in $idDo/usr/local/mongod3.2/bin/mongodump--host= "10.124.156.251"--port=27018-d $i-o/home/mongodb.bak/mongom1/tmp/$ I.dump >/dev/nullDoneCd/home/mongodb.bak/mongom1Tar zcf $time. mongodbM1_27018.dump.tar.gz tmp/2>/tmp/mongo.error.log mv $time. mongodbm1_27018. Dump.tar.gz tar

Mongo failed to connect to IP: 27017

I want to insert some data into Mongo DB using Java (on Ubuntu-Eclipse), but failed to connect to DB Server (on Windows XP Virtual manchine). The error is below: Java. Io. ioexception: couldn't connect to [/192.168.1.72: 27017] BC: java.net. connectexception: Connection timed out First, I can connect in WINXP using Mongo 192.168.1.72: 27017 Sencondly, I try connect in Ubuntu using

Mongodb--mongo-connector Sync to ES

Tags: window sync doc png pip GES build BSP Connect1. The MongoDB replica set environment is completed 2. Start the installation of Mongo-connector Pip install Mongo-connector; based on the PIP command, the Python environment is default for Linux and window systems; 3. Installation Pip Install Elastic-doc-manager 4. Input command Mongo-connector-m 192.168.100.10

MONGO Extended Installation

Enter a directory to store the installation packageCd/home/mongoDownload the installation packagewget https://pecl.php.net/get/mongo-1.6.14.tgzExtractTar xzf mongo-1.6.14.tgzGo to CatalogCD mongo-1.6.14/Execute phpize, if you do not know where the phpize of this machine can be performed: Find/-type f-name ' phpize ' for lookup/usr/bin/phpize./configure--with-php-

MONGO replica set cluster mode for read and write separation

The secondary node in the replica set is not readable by default. In applications where there is less write-read, the replica sets is used to achieve read-write separation. By specifying Slaveok at the time of connection, or by specifying the secondary in the main library, the pressure of reading is shared by the primary and only the write operation is assumed.If you access MONGO through the shell, you want to query in secondary. The following error w

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