A.ResourceManager

B.DataNode

C.NodeManager

D.RegionServer

A.Load the files on HDFS into the Hive table

B.Insert result sets from other tables into Hive tables

C.Hive supports insert into! Single record method, so you can insert a single record directly on the command line

D.Load the file of the local path directly into the Hive table

A.High reliability

B.Scalability

C.Ease of use

D.High performance

A.HFS encapsulates the interface between HBase and HDFS

B.Provide functions such as file storage, reading, and deletion for upper-layer applications

C.HFS is a separate module of HBase

D.Applied in the upper layer of Fusioninsight HD

A.exec source

B.spooling directory source

C.syslog source

D.http source