Fusioninsight Spark SQL, like the community Spark JDBCServer, only supports single-tenant binding to a YARN resource queue and multi-tenancy, and does not support multi-tenant parallel execution.

ElasticSeArch expansion fieldKing Packageincluding whichsome?

When installing the Streaming component of Fusioninsight HD, the Nimbus role requires several nodes to be installed

The OpenScanner process in HBase creates two different Scanners to read HFile and MemStore data. The Scanner corresponding to HFile is StoreFileScanner, and the Scanner corresponding to MemStore is MemStoreScanner.

Regarding the Kafka message consumer reading the message, which of the following is wrong?