实际问题 假设我们需要在MongoDB数据库中创建一个新的集合,并向集合中插入一条数据。我们可以使用MongoDB Command Line Database Tools来完成这个任务。 流程图 连接数据库创建集合插入数据 状态图 未连接已连接创建集合插入数据 使用示例 首先,我们需要使用mongo命令连接到MongoDB数据库。假设我们的数据库名为test,连接...
To connect to a local MongoDB instance running on port 27017 and use the default settings to export the content, runmongodumpwithout any command-line options: mongodump To specify a host and/or port of the MongoDB instance, you can: ...
SeeConnect to a MongoDB Atlas Cluster using AWS IAM Credentialsfor an example of each. Only valid when using theMONGODB-AWSauthentication mechanism. --authenticationDatabase=<dbname> Specifies the authentication database where the specified--usernamehas been created.--authenticationDatabaseis required ...
help() replica set helpers help admin administrative help help connect connecting to a db help help keys key shortcuts help misc misc things to know help mr mapreduce show dbs show database names show collections show collections in current database show users show users in current database ...
commandHelp(name) returns the help for the command db.copyDatabase(fromdb, todb, fromhost) - will only function with MongoDB 4.0 and below db.createCollection(name, {size: ..., capped: ..., max: ...}) db.createUser(userDocument) db.createView(name, viewOn, [{$operator: {...}...
connecting to: test> helpdb.help() help on db methodsdb.mycoll.help() help on collection methodsrs.help() help on replica set methodshelp connect connecting to a db helphelp admin administrative helphelp misc misc things to knowhelp mr mapreduce helpshow dbs show database names...
} 下载网址: https://www.mongodb.com/try/download/tools MongoDB Command Line Database Tools Download数据备份1.数据备份 // win需要自行下载 mongodump mongodump -h dbhost(服务器所在的ip:端口) -d dbname(数据库名称) -o dbdirectory(备份的目录路径) // 例如: mongodump -h 127.0.0.1:27017...
//备份指定数据库指定集合(host地址为源端mongodb的其中一个mongos地址) mongodump --host ip:8635 -u "user" --authenticationDatabase "admin" -p "密码" --db test --collection col --out /backup/mongo //从备份集将指定集合恢复到指定的数据库(host的ip地址为目标端mongodb的其中一个mongos地址) ...
Currently limited to 16MB. mongoimport -udba -pdba -dabc -ciii --authenticationDatabase admin < backup/ddd.txt #导入到iii集合mongoimport -udba -pdba -dabc -ceee --type=csv --headerline --authenticationDatabase admin < backup/ddd.csv #csv导入,需要指定headerlinemongoimport -udba -pdba...
If you are still getting the authentication issues, then it is worth verifying the username and password values. For this, you can connect to MongoDB using these credentials from the command line/terminal. To connect to the mongo shell and authenticate, run the following commands. The large nu...