The "select" operation returns a set of attributes for "ItemNames"that match the select expression.Show details from next link. https://docs.aws.amazon.com/ja_jp/cli/latest/reference/sdb/select.html
| aws sdb select --select-expression "select |
| Amazon Glacier : 戯言 : http://abiys.blog.jp/archives/63424454.html |
| aws sdb select --select-expression 'select |
| amazon web services - AWS SimpleDB CLI: How to use the 'select' command? - Stack Overflow : http://stackoverflow.com/questions/45509283/aws-simpledb-cli-how-to-use-the-select-command |