Get your ideas to market faster with a flexible, AI-ready database. MongoDB makes working with data easy.
Make sure you have MongoDB Compass installed on your computer. If not,download and install Compassfor your operating system. Creating a MongoDB database with Compass The Databases tab in MongoDB Compass has a "Create Database" button.
var user = new User { Name = "Bob", Age = 30, Email = "bob@example.com" }; var userCollection = database.GetCollection<User>("users"); userCollection.InsertOne(user); Console.WriteLine("插入实体成功!"); 3. 查询实体 代码语言:javascript 代码运行次数:0 运行 AI代码解释 var userFilter...
$ sudo mkdir -p /data/db $ ./mongod $ $ # The mongosh shell connects to localhost and test database by default: $ ./mongosh test> help Installing Compass You can install compass using the install_compass script packaged with MongoDB: $ ./install_compass This will download the appropri...
Navicat for MongoDB gives you a highly effective GUI interface for MongoDB database management, administration and development.
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That's pretty easy as well, we can use the "simple dot notation" to fetch a value from the JSON "data" column. Note that we must use a table alias ("e" in the next example) in order to use dot notation: Copy code snippet ...
MongoDB data type Integer INT and LONG Floating point DOUBLE String STRING and ARRAY Date and time DATE Boolean BOOL Binary BYTES Example for using the COMBINE data type When MongoDB Reader reads data from a MongoDB database, MongoDB Reader combines multiple fields in MongoDB documents into a...
集合就是 MongoDB 文档组,类似于 RDBMS (关系数据库管理系统:Relational Database Management System)中的表格。 集合存在于数据库中,集合没有固定的结构,这意味着你在对集合可以插入不同格式和类型的数据,但通常情况下我们插入集合的数据都会有一定的关联性。 比如,我们可以将以下不同数据结构的文档插入到集合中: ...