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<hr/>
<h3><span>Statement:</span> the lead was denni neufeld with a skip of mike mcewen</h3>
<h3>Input Table: 2009 canadian olympic curling trials</h3>
<div class="step">
<div class="step">
<div class="step-title">Step 1: Select rows where the 'lead' column is 'denni neufeld'.</div>
<div class="content" id="step-1">
<table>
<tr>
<td>skip</td>
<td>third___vice_skip</td>
<td>second</td>
<td>lead</td>
<td>city</td>
</tr>
<tr>
<td>kerry burtnyk</td>
<td>don walchuk</td>
<td>richard daneault</td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">garth smith</span></td>
<td>winnipeg</td>
</tr>
<tr>
<td>pat simmons</td>
<td>gerry adam</td>
<td>jeff sharp</td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">steve laycock</span></td>
<td>davidson</td>
</tr>
<tr>
<td>jeff stoughton</td>
<td>kevin park</td>
<td>rob fowler</td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">steve gould</span></td>
<td>winnipeg</td>
</tr>
<tr>
<td>wayne middaugh</td>
<td>jon mead</td>
<td>john epping</td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">scott bailey</span></td>
<td>islington</td>
</tr>
<tr>
<td>brad gushue</td>
<td>mark nichols</td>
<td>ryan fry</td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">jamie korab</span></td>
<td>st john 's</td>
</tr>
<tr>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">mike mcewen</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">b j neufeld</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">matt wozniak</span></td>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">denni neufeld</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">winnipeg</span></td>
</tr>
<tr>
<td>joel jordison</td>
<td>scott bitz</td>
<td>aryn schmidt</td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">dean hicke</span></td>
<td>moose jaw</td>
</tr>
<tr>
<td>bob ursel</td>
<td>jim cotter</td>
<td>kevin folk</td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">rick sawatsky</span></td>
<td>kelowna</td>
</tr>
<tr>
<td>jean - michel ménard</td>
<td>martin crête</td>
<td>éric sylvain</td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">jean gagnon</span></td>
<td>lévis</td>
</tr>
<tr>
<td>ted appelman</td>
<td>tom appelman</td>
<td>bradon klassen</td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">brendan melnyk</span></td>
<td>edmonton</td>
</tr>
<tr>
<td>greg mcaulay</td>
<td>ken maskiewich</td>
<td>deane horning</td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">aaron watson</span></td>
<td>richmond</td>
</tr>
<tr>
<td>jason gunnlaugson</td>
<td>justin richter</td>
<td>braden zawada</td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">tyler forrest</span></td>
<td>beausejour</td>
</tr>
</table>
</div>
<hr/>
<div class="step">
<div class="step-title">Step 2: Select rows where the 'skip' column is 'mike mcewen'.</div>
<div class="content" id="step-0">
<table>
<tr>
<td>skip</td>
<td>third___vice_skip</td>
<td>second</td>
<td>lead</td>
<td>city</td>
</tr>
<tr>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">mike mcewen</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">b j neufeld</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">matt wozniak</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">denni neufeld</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">winnipeg</span></td>
</tr>
</table>
</div>
</div>
<hr/>
<div class="step">
<div class="step-title">Step 3: Use a `CASE` statement to return TRUE if the number of rows is equal to 1, otherwise return FALSE.</div>
<div class="content" id="step-1">
<table>
<tr>
<td>skip</td>
<td>third___vice_skip</td>
<td>second</td>
<td>lead</td>
<td>city</td>
</tr>
<tr>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">mike mcewen</span></td>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">b j neufeld</span></td>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">matt wozniak</span></td>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">denni neufeld</span></td>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">winnipeg</span></td>
</tr>
</table>
</div>
</div>
<hr/>
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