mongo database

Address: https://npmjs.org/package/mongo-edit Installation:NPM install Mongo-Edit Go to the/mongo-edit/lib directory and modify the config. js file. Because the default 'development' mode is enabled, you can change the name to your own database name to access your database.

, 5.1-->5.02 support for replication across database systems, Mysql-->pgsql3 supports multi-master library replication to a single Slave, Multi-master-->slave4 G-replicator Extract the updated record of data written to the MySQL queue table queue; Based on this queue, other application services can be facilitatedProgram Design :The company used MySQL master and slave, in order not to affect the normal business, but also added a slave library, from the

Some time ago to learn some of the knowledge of MongoDB, think of hands-on practice, so with homebrew installed a bit of MongoDB: $ Brew Update $ Brew Install MongoDB The use of the command before the installation of homebrew, midway may have interrupted the situation occurred, try a few more times just fine. While I was cheerfully ready to practice, the MONGO command prompted "Connect failed". Tidy up a bit of thought, should be the

first, the installation procedure, 1. Download the latest MONGO DB database: http://www.mongodb.org/downloads?_ga=1.44426535.2020731121.1421844747\ The download is a zip. After extracting it, place it on the F drive, or another disk, and create the following folder, Config,data,log Config directory content: Create mongodb.conf file, content Data directory, then create a directory db Log directory, create

Tags: MONGO creating users and creating databases================================mongo Create a user and create a database ===========================1. MongoDBPs-ef | grep MongodNormal User startup modeMongod--config/etc/mongod.confAuthentication User startup modeMongod--auth--config/etc/mongod.conf================================================================

Mongo-connector integrates MongoDB to Solr for incremental Indexing Configure the MongoDB replica set Deploy a replica set for testing and development Deployment replica set 1. create necessary data folders for each node: 1 mkdir-p/srv/mongodb/rs0-0/srv/mongodb/rs0-1/srv/mongodb/rs0-2 2. Run the following command to start the mongod instance: First node: Mongod -- port 27017 -- dbpath/srv/mongodb/rs0-0 -- replSet rs0 -- smallfiles -- oplogSize 128 --

MONGO database update operation has a key feature relative to MySQL, it can use Upsert mode, when the updated data does not exist, directly inserted, but thinkphp MONGO driver actually does not support this feature, no way, self-reliance.thinkphp Driver layer, see because of the support of a variety of Db, but also using inheritance, the use of the class hierarch

", "birthday": null, "sex": "Male", "email": "uuuu121"}In fact, the most important command to use MONGO to search for nearby people is the Geonear command, which is explained as follows:Geonear returns the DIS in the result set, if spherical is specified as true, the value of dis is radians and is not specified. If sphericial is not specified, the dis in the result is multiplied by 111 to be converted to km:Specifying spherical is true, the dis in

Tags: mongod oca div auth document SQ parameter roo share picturebackground: title, you need to import a piece of data into the MONGO database to reduce the data source that the project relies on.Solution:Use the Mongoimport tool that comes with MONGO.First create an empty collection in the test library: "Import_test", initially with the following import directives:[Email protected] mongodb]#/bin/mongoimpor