MySQL:
NoSQL:
MySQL的优势:
NoSQL的优势:
MySQL的类型:
NoSQL的类型:
MySQL的应用场景:
NoSQL的应用场景:
MySQL常见问题:
NoSQL常见问题:
MySQL示例代码:
CREATE TABLE users (
id INT AUTO_INCREMENT PRIMARY KEY,
name VARCHAR(255) NOT NULL,
email VARCHAR(255) UNIQUE NOT NULL
);
INSERT INTO users (name, email) VALUES ('John Doe', 'john.doe@example.com');
SELECT * FROM users WHERE id = 1;
MongoDB示例代码:
const MongoClient = require('mongodb').MongoClient;
const url = 'mongodb://localhost:27017';
const dbName = 'myproject';
MongoClient.connect(url, function(err, client) {
if (err) throw err;
const db = client.db(dbName);
const collection = db.collection('users');
collection.insertOne({ name: 'John Doe', email: 'john.doe@example.com' }, function(err, res) {
if (err) throw err;
console.log("User inserted");
client.close();
});
collection.findOne({ _id: 1 }, function(err, result) {
if (err) throw err;
console.log(result);
client.close();
});
});
通过以上内容,您可以全面了解MySQL与NoSQL的区别、优势、类型、应用场景以及常见问题及解决方法。
领取专属 10元无门槛券
手把手带您无忧上云