Example: MongoDB: db.createCollection() method The following example will create a new collection named collection_new to the current database. db.createCollection("collection_new", { capped : true, size : 5242880, max : 5000 } ); Output: > db.createCollection("collection_new", { capped ...
You may also explicitly create a collection with specific options using the MongoDB\Database::createCollection() method, or using db.createCollection() in the MongoDB shell. Explicitly creating collections enab
db.collection.createIndex(keys, options, commitQuorum) Important mongo Shell Method This page documents a mongo method. This is not the documentation for database commands or language-specific drivers, such as Node.js. To use the database command, see the createIndexes command. For MongoDB API...
>db.restaurants.createIndex({"cuisine":1});{"createdCollectionAutomatically":false,"numIndexesBefore":1,"numIndexesAfter":2,"ok":1 Example: Create an Index on a Multiple Fields The following example creates a compound index on the cuisine field (in ascending order) and the zipcode field (in...
MongoDB索引 MongoDB安全 Change Streams变更流 MongoDB复制 MongoDB分片 MongoDB管理 MongoDB存储 MongoDB参考 运算符 数据库命令 mongo Shell 方法 集合方法 db.collection.aggregate() db.collection.bulkWrite() db.collection.copyTo() db.collection.count() db.collection.countDocuments() db.collection.estimate...
connecting to: mongodb://127.0.0.1:27017 MongoDB server version: 3.4.10 Welcome to the MongoDB shell. For interactive help, type "help". For more comprehensive documentation, see http://docs.mongodb.org/Questions? Try the support group ...
此方法获取数据库连接,操作database层面,返回一个Connection对象。Connection对象中包含model,collection,dropDatabase等操作数据库的方法,也包含connected,disconnected,error等事件触发方法。但是没有Schema哦 1 使用方法,获取连接 varmongoose = require('mongoose');varURL ='mongodb://localhost:27017/test2';//实际上...
$collectionName = "myCollection" # *** $apiVersion = "2020-04-01" # Cosmos DB RP API version $lockLevel = "CanNotDelete" # CanNotDelete or ReadOnly $resourceTypeAccount = "Microsoft.DocumentDB/databaseAccounts" $resourceTypeDatabase = "$resourceTypeAccount/mongodbDatabases" $resourceTypeColle...
It's now time to add our C# code to create a Database, a Collection and add a document to the collection. In not already opened, open the Azure Cloud Shell. Run the following command to open the code editor. Bash cd~/mslearn-cosmosdb/api-for-mongo...
It's now time to add our C# code to create a Database, a Collection and add a document to the collection.In not already opened, open the Azure Cloud Shell.Run the following command to open the code editor. Bash Copy cd ~/mslearn-cosmosdb...