gcloud sql instances perform-storage-shrink

NAME
gcloud sql instances perform-storage-shrink - performs a storage size decrease of a Cloud SQL instance
SYNOPSIS
gcloud sql instances perform-storage-shrink INSTANCE [--async] [--storage-size=STORAGE_SIZE] [GCLOUD_WIDE_FLAG]
DESCRIPTION
Performs a storage size decrease of a Cloud SQL instance.
POSITIONAL ARGUMENTS
INSTANCE
Cloud SQL instance ID.
FLAGS
--async
Return immediately, without waiting for the operation in progress to complete. The default is True. Enabled by default, use --no-async to disable.
--storage-size=STORAGE_SIZE
The target storage size must be an integer that represents the number of GB. For example, --storage-size=10GB
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.

NOTES
These variants are also available:
gcloud alpha sql instances perform-storage-shrink
gcloud beta sql instances perform-storage-shrink