Queryable Encryption equality and range queries are fully supported in production. Prefix, suffix, and substring queries are only available in public preview in MongoDB 8.2. Do not enable these query types in production. GA functionality of prefix, suffix and substring query types will be incompatible with the preview feature. To learn more, see Supported Query Types.
This version of the documentation is archived and no longer supported. To upgrade your 8.2 deployment, see the MongoDB 8.3 upgrade procedures.
To learn about encryption key management, read Encryption Keys and Key Vaults.
To learn how Queryable Encryption works and how to use it, read the following sections: