flask jinja+sqlalchemy iterate through entire table

app.py

@app.route("/orders", methods=["GET", "POST"])
def orders():
    orders = Order.query.all()
    return render_template("orders.html", orders=orders)

orders.html

{%extends "base.html"%} {%block content %}
<div class="border overflow-x-auto relative shadow-md rounded">
  <table class="w-full text-xs lg:text-sm text-left text-gray-800 table-auto">
    <thead class="border-b  text-gray-700 uppercase bg-gray-50">
      <tr>
        {% for col in orders[0].__table__.columns%}
        <th scope="col" class="px-2 py-1">{{col}}</th>
        {%endfor%}
      </tr>
    </thead>
    <tbody>
      {% for order in orders %}
      <tr class="even:bg-gray-100 bg-white border-b hover:bg-gray-50">
        {% for k,v in order.as_dict().items()%}
          <td scope="row" class="px-2">{{v}}</td>
        {%endfor%}
      </tr>
      {%endfor%}
    </tbody>
  </table>
</div>
{%endblock%}