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The default authorization model of Hive supports a traditional RDBMS style of authorization based on users, groups and roles and granting them permissions to do operations on database or table. It is described in more detail in Hive Authorization and Hive Default Authorization - deprecated authorization mode / Legacy Mode.
This RDBMS style of authorization is not very suitable for the typical use cases in Hadoop because of the following differences in implementation:
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Note: If hive.warehouse.subdir.inherit.perms is enabled, permissions and ACL's for Hive-created files and directories will be set via the following permission inheritance rules.
The file system’s logic for determining if a user has permission on the directory or file will be used by Hive.
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Previous: Notification Hive documents: Authorization and Storage Based Authorization in the Metastore Server General: HCatalog Manual – WebHCat Manual – Hive Wiki Home – Hive Project Site |