As a database developer, you have started working with Redshift. Your IT administrator has provisioned a Redshift cluster. You now need to load data into the Redshift cluster from S3. Which of the following command should you use for this activity?

Answer options:

A.GET
B.COPY
C.MERGE
D.PUT

Answer - B
This is given in the AWS Documentation.
 The ideal command to be used is given in the documentation. Hence all other options are incorrect.
For more information on working with a sample Redshift cluster, please refer to the below URLs-
https://docs.aws.amazon.com/redshift/latest/gsg/rs-gsg-create-sample-db.html
https://docs.aws.amazon.com/redshift/latest/dg/r_COPY.html
https://docs.aws.amazon.com/datapipeline/latest/DeveloperGuide/dp-template-s3redshift.html