gcloud alpha spanner backups update-metadata - updates the metadata of a Cloud Spanner a backup

gcloud alpha spanner backups update-metadata(BACKUP :--instance=INSTANCE)(--expiration-date=EXPIRATION_DATE    |--retention-period=RETENTION_PERIOD)[GCLOUD_WIDE_FLAG …]

gcloudalphaspannerbackupsupdate-metadataBACKUP_ID--instance=INSTANCE_NAME--expiration-date=2020-03-29T10:49:41Z

To update the backup metadata with a retention period, run:

gcloudalphaspannerbackupsupdate-metadataBACKUP_ID--instance=INSTANCE_NAME--retention-period=2w

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

To set theproject attribute:

• provide the argumentbackup on the command line with a fullyspecified name;
• provide the argument--project on the command line;
• set the propertycore/project.

This must be specified.

BACKUP

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

To set thebackup attribute:

• provide the argumentbackup on the command line.

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

--instance=INSTANCE

The name of the Cloud Spanner instance.To set theinstance attribute:

• provide the argumentbackup on the command line with a fullyspecified name;
• provide the argument--instance on the command line;
• set the propertyspanner/instance.

Exactly one of these must be specified:

--expiration-date=EXPIRATION_DATE

Expiration time of the backup, must be at least 6 hours and at most 366 daysfrom the time of creation. See$gcloud topic datetimesfor information on date/time formats.

--retention-period=RETENTION_PERIOD

Retention period of the backup relative from now, must be at least 6 hours andat most a year from the time of creation. See$gcloud topic datetimesfor information on duration formats.

Run$gcloud help for details.