NAME
    gcloud spanner backups remove-iam-policy-binding - remove IAM policy
        binding of a Cloud Spanner backup

SYNOPSIS
    gcloud spanner backups remove-iam-policy-binding
        (BACKUP : --instance=INSTANCE) --member=PRINCIPAL --role=ROLE
        [GCLOUD_WIDE_FLAG ...]

DESCRIPTION
    Remove an IAM policy binding of a Cloud Spanner backup.

EXAMPLES
    To remove an IAM policy binding for the role of 'roles/spanner.backupAdmin'
    for the user 'test-user@gmail.com' with backup 'example-backup' and
    instance 'example-instance', run:

        $ gcloud spanner backups remove-iam-policy-binding example-backup \
            --instance='example-instance' \
            --member='user:test-user@gmail.com' \
            --role='roles/spanner.backupAdmin'

    See https://cloud.google.com/iam/docs/managing-policies for details of
    policy role and member types.

POSITIONAL ARGUMENTS
     Backup resource - The Cloud Spanner backup to remove the IAM policy
     binding from. 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;
      ◆ set the property core/project;
      ◆ provide the argument --project on the command line.

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

       --instance=INSTANCE
          The name of the Cloud Spanner 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;
          ▸ set the property spanner/instance.

REQUIRED FLAGS
     --member=PRINCIPAL
        The principal to remove the binding for. Should be of the form
        user|group|serviceAccount:email or domain:domain.

        Examples: user:test-user@gmail.com, group:admins@example.com,
        serviceAccount:test123@example.domain.com, or
        domain:example.domain.com.

        Deleted principals have an additional deleted: prefix and a ?uid=UID
        suffix, where UID is a unique identifier for the principal. Example:
        deleted:user:test-user@gmail.com?uid=123456789012345678901.

        Some resources also accept the following special values:
        ◆ allUsers - Special identifier that represents anyone who is on the
          internet, with or without a Google account.
        ◆ allAuthenticatedUsers - Special identifier that represents anyone
          who is authenticated with a Google account or a service account.

     --role=ROLE
        The role to remove the principal from.

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 spanner/v1 API. The full documentation for this API
    can be found at: https://cloud.google.com/spanner/

NOTES
    These variants are also available:

        $ gcloud alpha spanner backups remove-iam-policy-binding

        $ gcloud beta spanner backups remove-iam-policy-binding