<select name="field_key[{{ column_number }}]"
    id="field_{{ column_number }}_{{ ci - ci_offset }}" data-index="">
    <option value="none_{{ column_number }}">---</option>
    <option value="primary_{{ column_number }}" title="{% trans "Primary" %}"
        {{- column_meta['Key'] is defined and column_meta['Key'] == 'PRI' ? ' selected="selected"' }}>
        PRIMARY
    </option>
    <option value="unique_{{ column_number }}" title="{% trans "Unique" %}"
        {{- column_meta['Key'] is defined and column_meta['Key'] == 'UNI' ? ' selected="selected"' }}>
        UNIQUE
    </option>
    <option value="index_{{ column_number }}" title="{% trans "Index" %}"
        {{- column_meta['Key'] is defined and column_meta['Key'] == 'MUL' ? ' selected="selected"' }}>
        INDEX
    </option>
    <option value="fulltext_{{ column_number }}" title="{% trans "Fulltext" %}"
        {{- column_meta['Key'] is defined and column_meta['Key'] == 'FULLTEXT' ? ' selected="selected"' }}>
        FULLTEXT
    </option>
    <option value="spatial_{{ column_number }}" title="{% trans "Spatial" %}"
        {{- column_meta['Key'] is defined and column_meta['Key'] == 'SPATIAL' ? ' selected="selected"' }}>
        SPATIAL
    </option>
</select>