gcloud alpha spanner migrate data

NAME: gcloud alpha spanner migrate data - migrate data from a source database to Cloud Spanner given a schema
SYNOPSIS: gcloud alpha spanner migrate data --session=SESSION --source=SOURCE --target-profile=TARGET_PROFILE [--dataflow-template=DATAFLOW_TEMPLATE] [--dry-run] [--log-level=LOG_LEVEL] [--prefix=PREFIX] [--project=PROJECT] [--skip-foreign-keys] [--source-profile=SOURCE_PROFILE] [--target=TARGET] [--write-limit=WRITE_LIMIT] [GCLOUD_WIDE_FLAG …]
DESCRIPTION: (ALPHA) Migrate data from a source database to Cloud Spanner given a schema.
EXAMPLES: To copy data to Cloud Spanner given a session file:
gcloud alpha spanner migrate data --session=./session.json --source=postgresql < ~/cart.pg_dump --target-profile='instance=spanner-instance'
REQUIRED FLAGS: --session=SESSION

Specifies the file that you restore session state from.

--source=SOURCE

Flag for specifying source database (e.g., PostgreSQL, MySQL, DynamoDB).

--target-profile=TARGET_PROFILE

Flag for specifying connection profile for target database (e.g., "dialect=postgresql)".
OPTIONAL FLAGS: --dataflow-template=DATAFLOW_TEMPLATE

The google cloud storage path of the minimal downtime migration template to use to run the migration job.

--dry-run

Flag for generating DDL and schema conversion report without creating a Cloud Spanner database.

--log-level=LOG_LEVEL

To configure the log level for the execution (INFO, VERBOSE).

--prefix=PREFIX

File prefix for generated files.

--project=PROJECT

The project in which the migration job and its resources will be created.

--skip-foreign-keys

Skip creating foreign keys after data migration is complete.

--source-profile=SOURCE_PROFILE

Flag for specifying connection profile for source database (e.g., "file=<path>,format=dump").

--target=TARGET

Specifies the target database, defaults to Spanner (accepted values: Spanner) (default "Spanner").

--write-limit=WRITE_LIMIT

Number of parallel writers to Cloud Spanner during bulk data migrations (default 40).
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.