User types within a FusionInsight environment

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FusionInsight supports human-machine users and machine-machine users. Passwords of human-machine users can be customized based on the password policy. Those of machine-machine users are randomly generated by the system. The two kinds of users can co-exist in a FusionInsight cluster.

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User management methods within a FusionInsight environment
The FusionInsight administrator can manage users on the Manager page in GUI mode, such as modifying user information, locking or unlocking users, deleting users, and resetting passwords, among other options. In addition, the administrator can use the kadmin console command to manage users on clients.

Method used to set user rights within a FusionInsight environment
FusionInsight user rights are defined by roles. Users who are bound to roles directly or through groups can obtain related rights.

Data that can be backed up and restored within a FusionInsight HD environment
FusionInsight HD provides backup functions for system and user data within each component. The data mainly includes databases and configuration files for the Manager component, user information, DBService metadata, HBase user service data, and HDFS metadata and user service data.

How many user types are used in FusionInsight?
FusionInsight supports human-machine users and machine-machine users. Passwords of human-machine users can be customized based on the password policy. Those of machine-machine users are randomly generated by the system. The two kinds of users can co-exist in a FusionInsight cluster.

FusionInsight node types
The FusionInsight system has three types of nodes: management, control, and data nodes.A management node is a node where FusionInsight Manager is installed. FusionInsight Manager is the management system of a FusionInsight HD cluster and provides a unified access portal to centrally manage nodes and services. A control node controls and monitors how data nodes store and receive data, and send process status, and provides other public functions. A data node executes instructions sent by management nodes, reports task status, stores data, and provides other public functions.

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