# File lib/fog/aws/requests/rds/describe_db_snapshots.rb, line 19
        def describe_db_snapshots(opts={})
          params = {}
          params['DBInstanceIdentifier'] = opts[:identifier] if opts[:identifier]
          params['DBSnapshotIdentifier'] = opts[:snapshot_id] if opts[:snapshot_id]
          params['Marker'] = opts[:marker] if opts[:marker]
          params['MaxRecords'] = opts[:max_records] if opts[:max_records]
          request({
            'Action'  => 'DescribeDBSnapshots',
            :parser   => Fog::Parsers::AWS::RDS::DescribeDBSnapshots.new
          }.merge(params))
        end