mongodbnosql mongodb( ) mongodb:、、sharding sharding 2:GB
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MongoDB CRUD MongoDB 。 MongoDB : 1: Go MongoDB 。
Mongodbmongodb :(Master Slave) 。(Replica Set)。(Sharding)。
MongoDB DNS。DNS 。 DNS mongodb srv standard mongodb 。 srv DNS SRV。
MongoDB MongoDB find 、findOne 。 find 。 MongoDB : query projection query:。 {} 。
By default sends all specified data to the MongoDB instance in cleartext even if using passwordPrompt Use TLS transport encryption to protect communications between clients and the server including the password sent by For instructions on enabling TLS transport encryption see Configure mongod
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MongoDB MongoDB updateOne 、updateMany 、replaceOne findOneAndUpdate 。 1、updateOne updateOne 。 :
MongoDB MongoDB C 。 。 MongoDB 。MongoDB key=>value 。
MongoDB MongoDB JSON 。 MongoDB NoSQL MongoDB Inc 。 MongoDB
mongodb。mongodbDate 。new Date ISODate。ISODate new Date。
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5 MongoDBdocument。document。MongoDBBSON(Binary JSON)。 BSON(Binary Serialized Document Format)json Binary JSON;BSONJSON
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MongoDB MongoDB find 、findOne 。 find 。 MongoDB : query projection query:。 {} 。
MongoDB 。 MongoDB 7。 0 。 。 mongod 、 mongos MongoDB MongoDB 。
4k 12 17。MongoDB mongodb readAnyDatabase()、readWriteAnyDatabase()、userAdminAnyDatabase(user)、dbAdminAnyDatabase
2 demo1 windows Download MongoDB Command Line Database Tools MongoDB 。(gridFS )
To list all users of a sharded cluster that were created through a mongos connect to a mongos and run the preceding command MongoDB stores users that are created through a mongos in the admin database of the config To list all shard local users connect to the respective shard directly and run the preceding stores
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