from typing import Dict


def process_configuration() -> Dict[str, str]:
    """Define process configuration.

    Returns:
        Process configuration.
    """
    config = {
        "source": "test",
        "extract_schema": "dv_extract",
        "extract_table": "extract_orders",
        "staging_schema": "dv_stg",
        "staging_table": "orders",
        "target_schema": "dv",
    }
    return config