gcloud alpha spanner databases ddl update

NAME: gcloud alpha spanner databases ddl update - update the DDL for a Cloud Spanner database
SYNOPSIS: gcloud alpha spanner databases ddl update (DATABASE : --instance=INSTANCE) [--async] [--ddl=DDL] [--ddl-file=DDL_FILE] [--proto-descriptors-file=PROTO_DESCRIPTORS_FILE] [GCLOUD_WIDE_FLAG …]
DESCRIPTION: (ALPHA) Update the DDL for a Cloud Spanner database.
EXAMPLES: To add a column to a table in the given Cloud Spanner database, run:
gcloud alpha spanner databases ddl update my-database-id --instance=my-instance-id --ddl='ALTER TABLE test_table ADD COLUMN a INT64'
POSITIONAL ARGUMENTS: Database resource - The Cloud Spanner database of which the ddl 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 database 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.

DATABASE

ID of the database or fully qualified identifier for the database.
To set the database attribute:

provide the argument database on the command line.

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

--instance=INSTANCE

The Cloud Spanner instance for the database.
To set the instance attribute:

provide the argument database on the command line with a fully specified name;

provide the argument --instance on the command line;

set the property spanner/instance.
FLAGS: --async

Return immediately, without waiting for the operation in progress to complete.

--ddl=DDL

Semi-colon separated DDL (data definition language) statements to run inside the database. If a statement fails, all subsequent statements in the batch are automatically cancelled.

--ddl-file=DDL_FILE

Path of a file containing semi-colon separated DDL (data definition language) statements to run inside the database. If a statement fails, all subsequent statements in the batch are automatically cancelled. If --ddl_file is set, --ddl is ignored. One line comments starting with -- are ignored.

--proto-descriptors-file=PROTO_DESCRIPTORS_FILE

Path of a file that contains a protobuf-serialized google.protobuf.FileDescriptorSet message. To generate it, install and run protoc with --include_imports and --descriptor_set_out.
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: This command is currently in alpha and might change without notice. If this command fails with API permission errors despite specifying the correct project, you might be trying to access an API with an invitation-only early access allowlist. These variants are also available:
gcloud spanner databases ddl update

gcloud beta spanner databases ddl update