After the FusionlnisghtHD cluster is successfully installed, it is not allowed to modify the configuration of services, roles, and instances.

The secondary index provides HBase with the ability to index according to the values of certain columns. The secondary index first checks the index table, and then locates the position in the data table, without a full table scan.

Regarding the architecture description of Hive in Fusionlnsight HD, which of the following is incorrect?

Zookeeper's scheme authentication method does not include which of the following?

If part of the information is allowed to be lost in the process of message processing, which of the following methods can be used to close the message reliability processing mechanism? (Multiple choice)