A.Broker

B.Producer

C.Consumer

D.ZooKeeper

A.spark-beeline

B.JDBC

C.spark-sql

A.False

B.True

A.The data read at the same time are stored in the same cell

B.Pre-divide regions to make regions evenly distributed and improve concurrency

C.Query frequent attributes are placed in front of rowkey

D.Use secondary indexes to adapt to more query scenarios

A.Only the collection creator and Solr admin roles can delete a collection

B.Collection creator, role with read and write access to the collection, and Solr admin role can update the collection

C.Users of the Solr user group can create Collection

D.Solr user group users can create a configuration set and specify the configuration set when creating a Collection