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Queryable Encryption with equality queries is generally available (GA) in MongoDB 7.0 and later. 具有相等查询的可查询加密在MongoDB 7.0及更高版本中通常可用（GA）。The Queryable Encryption Public Preview, released in version 6.0, is no longer supported. Data encrypted using the Public Preview is incompatible with the feature release. 不再支持6.0版本中发布的“可查询加密预览”。使用公共预览加密的数据与功能版本不兼容。For more information, see Compatibility Changes in MongoDB 7.0.有关更多信息，请参阅MongoDB 7.0中的兼容性更改。Read the following sections to learn how Queryable Encryption works and how to use it:阅读以下部分，了解可查询加密是如何工作的以及如何使用它：