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How do I restore my MongoDB database?
The basic way to restore a database is to use the mongorestore command to specify the backup directory (dump directory) without any options. This option is suitable for databases located in the localhost (127.0. 0.1) using the port 27017.
Which command is used to back up a MongoDB database?
mongodump command
To create backup of database in MongoDB, you should use mongodump command. This command will dump the entire data of your server into the dump directory.
What is Mongodump and Mongorestore?
The mongorestore utility restores a binary backup created by mongodump . By default, mongorestore looks for a database backup in the dump/ directory. The mongorestore utility restores data by connecting to a running mongod directly. mongorestore can restore either an entire database backup or a subset of the backup.
How do I restore a WT file?
You can restore your . wt WiredTiger files downloaded from your Atlas Backup (which unzips or untar as a restore folder) to your local MongoDB. First, make a backup of your /data/db path . Call it /data_20200407/db .
What is my MongoDB version?
To check MongoDB version use the mongod command with –version option.
How to use backup and restore all databases from MongoDB?
With the mongorestore you have to specify the directory where you have dumped before as a command line argument. On sharded environment the backup will be flattened if you use mongodump through a mongos. After restore you will have to re-shard the collections. so restoring not always effortless.
How to install MongoDB database tools from command line?
➤ Follow the Database Tools Installation Guide to install mongorestore. The mongorestore command has the following form: Run mongorestore from the system command line, not the mongo shell. For example, to restore from a dump directory to a local mongod instance running on port 27017:
How to drop a collection in a MongoDB cluster?
Include the following mongorestore options: –port set to the port of the destination cluster. –db set to the name of the destination database. Optionally, you can include –drop to drop the collection in the destination cluster if the collection already exists.
Where do I dump restaurant data from MongoDB?
To connect to a tunnel running on port 27020 to dump out data from the restaurants collection from test database to /mydata/restoredata/ directory: mongodump outputs the restaurants collection data into the /mydata/restoredata/test/restaurants.bson file. Include the following mongorestore options: –port set to the port of the destination cluster.