A.Create an external table using external keying. To create a normal table, you need to specify the internal keyword

B.You can specify the column separator when creating a table

C.The source data must be a path in HDFS when loading data to Hive

D.To create an external table, you must specify location information

A.Responsible for storing and reading data

B.Periodically send the namenode a list of its own stored blocks.

C.Data storage and retrieval are performed according to the scheduling of the client or the name node

D.Records all operations for file creation, deletion, renaming, etC.

A.container

B.Aapplication

C.jar

D.application-attempt

A.sliding window (Slidine Window)

B.Scrolling window(TumblineWindow)

C.Count Window

D.willtalkwindow(Session Window)

A.Shall

B.S3

C.JAVA API

D.HIIP