Class RegistryConfig

sdk/python/feast/repo_config.py:162–218

Metadata Store Configuration. Configuration that relates to reading from and writing to the Feast registry.

class RegistryConfig(FeastBaseModel):
    """Metadata Store Configuration. Configuration that relates to reading from and writing to the Feast registry."""

    registry_type: StrictStr = "file"
    """ str: Provider name or a class name that implements Registry."""

    registry_store_type: Optional[StrictStr] = None
    """ str: Provider name or a class name that implements RegistryStore. """

    path: StrictStr = ""
    """ str: Path to metadata store.
        If registry_type is 'file', then an be a local path, or remote object storage path, e.g. a GCS URI
        If registry_type is 'sql', then this is a database URL as expected by SQLAlchemy """

    cache_ttl_seconds: StrictInt = 600
    """int: The cache TTL is the amount of time registry state will be cached in memory. If this TTL is exceeded then
     the registry will be refreshed when any feature store method asks for access to registry state. The TTL can be
     set to infinity by setting TTL to 0 seconds, which means the cache will only be loaded once and will never
     expire. Users can manually refresh the cache by calling feature_store.refresh_registry() """

    cache_mode: StrictStr = "sync"
    """str: Cache mode type. Possible options are 'sync' (immediate refresh after each write operation) and
     'thread' (asynchronous background refresh at cache_ttl_seconds intervals). In 'sync' mode, registry changes
     are immediately visible. In 'thread' mode, changes may take up to
     cache_ttl_seconds to be visible."""

    s3_additional_kwargs: Optional[Dict[str, str]] = None
    """ Dict[str, str]: Extra arguments to pass to boto3 when writing the registry file to S3. """

    purge_feast_metadata: StrictBool = False
    """ bool: Stops using feast_metadata table and delete data from feast_metadata table.
        Once this is set to True, it cannot be reverted back to False. Reverting back to False will
        only reset the project but not all the projects"""

    enable_online_feature_view_versioning: StrictBool = False
    """ bool: Enable versioned online store tables and version-qualified reads
        (e.g., 'fv@v2:feature'). When True, each schema version gets its own
        online store table and can be queried independently. Version history
        tracking in the registry is always active regardless of this setting. """

    mcp: Optional[McpRegistryConfig] = None
    """ McpRegistryConfig: MCP (Model Context Protocol) configuration for the registry REST server. """

    @field_validator("path")
    def validate_path(cls, path: str, values: ValidationInfo) -> str:
        if values.data.get("registry_type") == "sql":
            if path.startswith("postgresql://"):
                _logger.warning(
                    "The `path` of the `RegistryConfig` starts with a plain "
                    "`postgresql` string. We are updating this to `postgresql+psycopg` "
                    "to ensure that the `psycopg3` driver is used by `sqlalchemy`. If "
                    "you want to use `psycopg2` pass `postgresql+psycopg2` explicitely "
                    "to `path`. To silence this warning, pass `postgresql+psycopg` "
                    "explicitely to `path`."
                )
                return path.replace("postgresql://", "postgresql+psycopg://")
        return path