code: func (c *Redshift) BatchModifyClusterSnapshots(input *BatchModifyClusterSnapshotsInput) (*BatchModifyClusterSnapshotsOutput, error) {
  	req, out := c.BatchModifyClusterSnapshotsRequest(input)
  	return out, req.Send()
  }
docs: // BatchModifyClusterSnapshots API operation for Amazon Redshift.
  //
  // Modifies the settings for a list of snapshots.
  //
  // Returns awserr.Error for service API and SDK errors. Use runtime type assertions
  // with awserr.Error's Code and Message methods to get detailed information about
  // the error.
  //
  // See the AWS API reference guide for Amazon Redshift's
  // API operation BatchModifyClusterSnapshots for usage and error information.
  //
  // Returned Error Codes:
  //   * ErrCodeInvalidRetentionPeriodFault "InvalidRetentionPeriodFault"
  //   The retention period specified is either in the past or is not a valid value.
  //
  //   The value must be either -1 or an integer between 1 and 3,653.
  //
  //   * ErrCodeBatchModifyClusterSnapshotsLimitExceededFault "BatchModifyClusterSnapshotsLimitExceededFault"
  //   The maximum number for snapshot identifiers has been reached. The limit is
  //   100.
  //
  // See also, https://docs.aws.amazon.com/goto/WebAPI/redshift-2012-12-01/BatchModifyClusterSnapshots