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  • Definition
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Removes all cached query plans for a collection.


mongosh Method

This page documents a mongosh method. This is not the documentation for database commands or language-specific drivers, such as Node.js.

For the database command, see the planCacheClear command.

For MongoDB API drivers, refer to the language-specific MongoDB driver documentation.

For the legacy mongo shell documentation, refer to the documentation for the corresponding MongoDB Server release:

mongo shell v4.4

The method is only available from the plan cache object of a specific collection; i.e.


For example, to clear the cache for the orders collection:


On systems running with authorization, a user must have access that includes the planCacheWrite action.


See also:

← db.collection.getPlanCache()