NAME
    gcloud beta bigtable backups update - update a backup, only supported for
        the following fields: --expiration-date and --retention-period

SYNOPSIS
    gcloud beta bigtable backups update
        (BACKUP : --cluster=CLUSTER --instance=INSTANCE)
        [--hot-to-standard-time=HOT_TO_STANDARD_TIME]
        [--expiration-date=EXPIRATION_DATE
          | --retention-period=RETENTION_PERIOD] [GCLOUD_WIDE_FLAG ...]

DESCRIPTION
    (BETA) Update a backup, only supported for the following fields:
    --expiration-date and --retention-period.

EXAMPLES
    To update the expire time of backup BACKUP_NAME to 7 days from now, run:

        $ gcloud beta bigtable backups update BACKUP_NAME \
            --instance=INSTANCE_NAME --cluster=CLUSTER_NAME \
            --retention-period=7d

    To update the hot-to-standard time of backup BACKUP_NAME to
    2019-03-31T10:49:41Z, run:

        $ gcloud beta bigtable backups update BACKUP_NAME \
            --instance=INSTANCE_NAME --cluster=CLUSTER_NAME \
            --hot-to-standard-time=2019-03-31T10:49:41Z

    To update the hot-to-standard time of backup BACKUP_NAME to 7 days from
    now, run:

        $ gcloud beta bigtable backups update BACKUP_NAME \
            --instance=INSTANCE_NAME --cluster=CLUSTER_NAME \
            --hot-to-standard-time=+P7d

    To clear the hot-to-standard time of backup BACKUP_NAME, run:

        $ gcloud beta bigtable backups update BACKUP_NAME \
            --instance=INSTANCE_NAME --cluster=CLUSTER_NAME \
            --hot-to-standard-time=''

POSITIONAL ARGUMENTS
     Backup resource - Cloud Bigtable backup to update. The arguments in this
     group can be used to specify the attributes of this resource. (NOTE) Some
     attributes are not given arguments in this group but can be set in other
     ways.

     To set the project attribute:
      ◆ provide the argument backup on the command line with a fully
        specified name;
      ◆ provide the argument --project on the command line;
      ◆ set the property core/project.

     This must be specified.

       BACKUP
          ID of the backup or fully qualified identifier for the backup.

          To set the backup attribute:
          ▸ provide the argument backup on the command line.

          This positional argument must be specified if any of the other
          arguments in this group are specified.

       --cluster=CLUSTER
          Name of the Bigtable cluster.

          To set the cluster attribute:
          ▸ provide the argument backup on the command line with a fully
            specified name;
          ▸ provide the argument --cluster on the command line.

       --instance=INSTANCE
          Name of the Bigtable instance.

          To set the instance attribute:
          ▸ provide the argument backup on the command line with a fully
            specified name;
          ▸ provide the argument --instance on the command line.

FLAGS
     --hot-to-standard-time=HOT_TO_STANDARD_TIME
        Time at which a hot backup will be converted to a standard backup; must
        be at least 24 hours from backup creation time. Only applies for hot
        backups. See $ gcloud topic datetimes for information on date/time
        formats. See $ gcloud bigtable backups describe for creation time.

     At most one of these can be specified:

       --expiration-date=EXPIRATION_DATE
          Absolute expiration time of the backup; must be at least 6 hours and
          at most 90 days from backup creation time. See $ gcloud topic
          datetimes for information on date/time formats. See $ gcloud bigtable
          backups describe for creation time.

       --retention-period=RETENTION_PERIOD
          Retention period of the backup relative from now; must be at least 6
          hours and at most 90 days from backup creation time. See $ gcloud
          topic datetimes for information on duration formats. See $ gcloud
          bigtable backups describe for creation time.

GCLOUD WIDE FLAGS
    These flags are available to all commands: --access-token-file, --account,
    --billing-project, --configuration, --flags-file, --flatten, --format,
    --help, --impersonate-service-account, --log-http, --project, --quiet,
    --trace-token, --user-output-enabled, --verbosity.

    Run $ gcloud help for details.

API REFERENCE
    This command uses the bigtableadmin/v2 API. The full documentation for this
    API can be found at: https://cloud.google.com/bigtable/

NOTES
    This command is currently in beta and might change without notice. These
    variants are also available:

        $ gcloud bigtable backups update

        $ gcloud alpha bigtable backups update

