<h3>{% trans 'Structure' %}</h3>
<table id="tablestructure" class="table table-light table-striped table-hover">
    <thead class="thead-light">
        <tr>
            <th>{% trans %}#{% context %}Number{% endtrans %}</th>
            <th>{% trans 'Column' %}</th>
            <th>{% trans 'Type' %}</th>
            <th>{% trans 'Collation' %}</th>
            <th>{% trans 'Null' %}</th>
            <th>{% trans 'Default' %}</th>
            <th>{% trans 'Extra' %}</th>
            <th>{% trans 'Comment' %}</th>
        </tr>
    </thead>
    <tbody>
        {% set index = 1 %}
        {% for field in columns %}
            <tr class="noclick">
                <td>{{ index }}</td>
                {% set index = index + 1 %}
                <td>
                    <strong>
                        {{ field['Field'] }}
                        {% if field['Key'] == 'PRI' %}
                            {{ get_image('b_primary', 'Primary'|trans) }}
                        {% elseif field['Key'] is not empty %}
                            {{ get_image('bd_primary', 'Index'|trans) }}
                        {% endif %}
                    </strong>
                </td>
                <td>{{ field['Type'] }}</td>
                <td>{{ field['Collation'] }}</td>
                <td>{{ field['Null'] == 'YES' ? 'Yes'|trans : 'No'|trans }}</td>
                <td>
                    {% if field['Default'] is defined %}
                        {% set extracted_columnspec = extract_column_spec(field['Type']) %}
                        {% if extracted_columnspec['type'] == 'bit' %}
                            {# here, $field['Default'] contains something like b'010' #}
                            {{ field['Default']|convert_bit_default_value }}
                        {% else %}
                            {{ field['Default'] }}
                        {% endif %}
                    {% else %}
                        {% if field['Null'] == 'YES' %}
                            <em>NULL</em>
                        {% else %}
                            <em>{% trans %}None{% context %}None for default{% endtrans %}</em>
                        {% endif %}
                    {% endif %}
                </td>
                <td>{{ field['Extra'] }}</td>
                <td>{{ field['Comment'] }}</td>
            </tr>
        {% endfor %}
    </tbody>
</table>