set autocommit=on; copy customer from 's3://awssampledbuswest2/ssbgz/customer' iam_role 'arn:aws:iam:::role/' gzip region 'us-west-2'; copy dwdate from 's3://awssampledbuswest2/ssbgz/dwdate' iam_role 'arn:aws:iam:::role/' gzip region 'us-west-2';