Database Manual / Reference / Database Commands

Administration Commands

Note

For details on a specific command, including syntax and examples, click on the link to the command's reference page.

Name	Description
`autoCompact`	Enables background compaction. New in version 8.0.
`cloneCollectionAsCapped`	Copies a non-capped collection as a new capped collection.
`collMod`	Add options to a collection or modify a view definition.
`compact`	Attempts to release unneeded disk space to the operating system.
`convertToCapped`	Converts a non-capped collection to a capped collection.
`create`	Creates a collection or a view.
`createIndexes`	Builds one or more indexes for a collection.
`currentOp`	Returns a document that contains information on in-progress operations for the database instance.
`drop`	Removes the specified collection from the database.
`dropDatabase`	Removes the current database.
`dropConnections`	Drops outgoing connections to the specified list of hosts.
`dropIndexes`	Removes indexes from a collection.
`filemd5`	Deprecated. Returns the md5 hash for files stored using GridFS.
`fsync`	Flushes pending writes to the storage layer and locks the database to allow backups.
`fsyncUnlock`	Unlocks one fsync lock.
`getDefaultRWConcern`	Retrieves the global default read and write concern options for the deployment.
`getClusterParameter`	Retrieves cluster parameter values from all nodes in a cluster. New in version 6.0.
`getParameter`	Retrieves configuration options.
`killCursors`	Kills the specified cursors for a collection.
`killOp`	Terminates an operation as specified by the operation ID.
`listCollections`	Returns a list of collections in the current database.
`listDatabases`	Returns a document that lists all databases and returns basic database statistics.
`listIndexes`	Lists all indexes for a collection.
`logRotate`	Rotates the MongoDB logs to prevent a single file from taking too much space.
`reIndex`	Rebuilds all indexes on a collection.
`removeQuerySettings`	Removes query settings. New in version 8.0.
`renameCollection`	Changes the name of an existing collection.
`rotateCertificates`	Performs online TLS certificate rotation.
`setFeatureCompatibilityVersion`	Enables or disables features that persist data that are backwards-incompatible.
`setIndexCommitQuorum`	Changes the minimum number of data-bearing members (i.e commit quorum), including the primary, that must vote to commit an in-progress index build before the primary marks those indexes as ready.
`setClusterParameter`	Modifies configuration options for all nodes in a cluster. New in version 6.0.
`setParameter`	Modifies configuration options.
`setQuerySettings`	Sets query settings. New in version 8.0.
`setDefaultRWConcern`	Sets the global default read and write concern options for the deployment.
`shutdown`	Shuts down the `mongod` or `mongos` process.

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startSession

autoCompact