</span></code></pre></div>
<table class="table">
<thead><tr class="header">
<th align="left">id</th>
<th align="left">name</th>
<th align="left">type</th>
</tr></thead>
<tbody>
<tr class="odd">
<td align="left">document_id</td>
<td align="left">document_id</td>
<td align="left">double</td>
</tr>
<tr class="even">
<td align="left">id</td>
<td align="left">id</td>
<td align="left">double</td>
</tr>
<tr class="odd">
<td align="left">country</td>
<td align="left">country</td>
<td align="left">keyword</td>
</tr>