import duckdb

def save_schema():
    conn = duckdb.connect()
    conn.execute("INSTALL httpfs; LOAD httpfs;")
    conn.execute("SET s3_region='sgp1';")
    conn.execute("SET s3_endpoint='sgp1.digitaloceanspaces.com';")
    conn.execute("SET s3_url_style='path';")
    
    rows = conn.execute("DESCRIBE SELECT * FROM read_parquet('s3://nearle/parquet/deliveries/*.parquet')").fetchall()
    with open('live_schema.txt', 'w') as f:
        for row in rows:
            f.write(f"{row[0]} ({row[1]})\n")

if __name__ == "__main__":
    save_schema()