Help Center/ MapReduce Service/ Component Operation Guide (LTS)/ Using HetuEngine/ HetuEngine Permission Management/ HetuEngine Permission Management Overview

Updated on 2022-11-18 GMT+08:00

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HetuEngine Permission Management Overview

HetuEngine supports permission control for clusters in security mode. For clusters in non-security mode, permission control is not performed.

In security mode, HetuEngine provides two permission control modes: Ranger and MetaStore. The Ranger mode is used by default.

The following table lists the differences between Ranger and MetaStore. Both Ranger and MetaStore support user, user group, and role authentication.

**Table 1** Differences between Ranger and MetaStore
Permission Control Mode	Permission Model	Supported Data Source	Description
Ranger	PBAC	Hive, HBase, GaussDB, HetuEngine, and ClickHouse	Row filtering, column masking, and fine-grained permission control are supported.
MetaStore	RBAC	Hive	-

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