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🍃 MongoDB 教程
CRUD操作
db.users.insertMany([{name: "李四"}, {name: "王五"}])
db.users.updateOne({name: "张三"}, {$set: {age: 21}})
db.users.deleteOne({name: "张三"})
db.users.find().sort({age: -1}).limit(10)db.users.insertMany([{name: "李四"}, {name: "王五"}])
db.users.updateOne({name: "张三"}, {$set: {age: 21}})
db.users.deleteOne({name: "张三"})
db.users.find().sort({age: -1}).limit(10)