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<hr/>
<h3><span>Statement:</span> there were only 2 new episodes of gary unmarried in december of 2009</h3>
<h3>Input Table: gary unmarried</h3>
<div class="step">
<div class="step">
<div class="step-title">Step 1: Extract the numerical month and year from the 'air_date' column then add columns 'month' and 'year' to the existing table.</div>
<div class="content" id="step-1">
<table>
<tr>
<td>episode</td>
<td>air_date</td>
<td>timeslot</td>
<td>c_18___49</td>
<td>viewers</td>
</tr>
<tr>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">pilot</span></td>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">2008-09-24</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">wednesday 8:30 pm</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">2.3 / 6</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">6.84</span></td>
</tr>
<tr>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">gary gets boundaries</span></td>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">2008-10-01</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">wednesday 8:30 pm</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">2.2 / 6</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">6.97</span></td>
</tr>
<tr>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">gary marries off his ex</span></td>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">2008-10-08</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">wednesday 8:30 pm</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">2.2 / 6</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">7.43</span></td>
</tr>
<tr>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">gary gets his stuff back</span></td>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">2008-10-15</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">wednesday 8:30 pm</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">2.4 / 7</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">7.71</span></td>
</tr>
<tr>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">gary breaks up his ex - wife and girlfriend</span></td>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">2008-10-22</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">wednesday 8:30 pm</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">2.5 / 7</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">7.85</span></td>
</tr>
<tr>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">gary meets the gang</span></td>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">2008-11-05</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">wednesday 8:30 pm</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">2.1 / 6</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">6.44</span></td>
</tr>
<tr>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">gary and allison 's restaurant</span></td>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">2008-11-12</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">wednesday 8:30 pm</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">2.1 / 5</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">6.71</span></td>
</tr>
<tr>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">gary and allison brooks</span></td>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">2008-11-19</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">wednesday 8:30 pm</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">2.7 / 7</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">8.14</span></td>
</tr>
<tr>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">gary gives thanks</span></td>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">2008-11-26</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">wednesday 8:30 pm</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">2.2 / 7</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">7.72</span></td>
</tr>
<tr>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">gary goes first</span></td>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">2008-12-10</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">wednesday 8:30 pm</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">2.4 / 7</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">8.03</span></td>
</tr>
<tr>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">gary toughens up tom</span></td>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">2008-12-17</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">wednesday 8:30 pm</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">2.3 / 7</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">7.55</span></td>
</tr>
<tr>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">gary dates louise 's teacher</span></td>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">2009-01-14</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">wednesday 8:30 pm</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">2.1 / 5</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">7.07</span></td>
</tr>
<tr>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">gary moves back in</span></td>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">2009-01-21</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">wednesday 8:30 pm</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">2.2 / 5</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">7.07</span></td>
</tr>
<tr>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">gary and dennis' sister</span></td>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">2009-02-11</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">wednesday 8:30 pm</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">2.1 / 5</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">6.86</span></td>
</tr>
<tr>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">gary 's ex - brother - in - law</span></td>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">2009-02-18</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">wednesday 8:30 pm</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">2.1 / 5</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">7.26</span></td>
</tr>
<tr>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">gary uses his veto</span></td>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">2009-03-11</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">wednesday 8:30 pm</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">2.3 / 7</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">7.71</span></td>
</tr>
<tr>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">gary hooks up allison</span></td>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">2009-03-18</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">wednesday 8:30 pm</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">2.3 / 7</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">7.57</span></td>
</tr>
<tr>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">gary and the trophy</span></td>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">2009-04-08</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">wednesday 8:30 pm</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">2.2 / 7</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">7.3</span></td>
</tr>
<tr>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">gary and his half brother</span></td>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">2009-05-06</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">wednesday 8:30 pm</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">2.0 / 6</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">6.66</span></td>
</tr>
<tr>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">gary fixes allison 's garbage disposal</span></td>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">2009-05-20</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">wednesday 8:30 pm</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">1.7 / 5</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">5.55</span></td>
</tr>
</table>
</div>
<hr/>
<div class="step">
<div class="step-title">Step 2: Select rows where 'month' is equal to 12 and 'year' is equal to 2009.</div>
<div class="content" id="step-0">
<table>
<tr>
<td>episode</td>
<td>air_date</td>
<td>timeslot</td>
<td>c_18___49</td>
<td>viewers</td>
<td>month</td>
<td>year</td>
</tr>
<tr>
<td>pilot</td>
<td>2008-09-24</td>
<td>wednesday 8:30 pm</td>
<td>2.3 / 6</td>
<td>6.84</td>
<td>9</td>
<td>2008</td>
</tr>
<tr>
<td>gary gets boundaries</td>
<td>2008-10-01</td>
<td>wednesday 8:30 pm</td>
<td>2.2 / 6</td>
<td>6.97</td>
<td>10</td>
<td>2008</td>
</tr>
<tr>
<td>gary marries off his ex</td>
<td>2008-10-08</td>
<td>wednesday 8:30 pm</td>
<td>2.2 / 6</td>
<td>7.43</td>
<td>10</td>
<td>2008</td>
</tr>
<tr>
<td>gary gets his stuff back</td>
<td>2008-10-15</td>
<td>wednesday 8:30 pm</td>
<td>2.4 / 7</td>
<td>7.71</td>
<td>10</td>
<td>2008</td>
</tr>
<tr>
<td>gary breaks up his ex - wife and girlfriend</td>
<td>2008-10-22</td>
<td>wednesday 8:30 pm</td>
<td>2.5 / 7</td>
<td>7.85</td>
<td>10</td>
<td>2008</td>
</tr>
<tr>
<td>gary meets the gang</td>
<td>2008-11-05</td>
<td>wednesday 8:30 pm</td>
<td>2.1 / 6</td>
<td>6.44</td>
<td>11</td>
<td>2008</td>
</tr>
<tr>
<td>gary and allison 's restaurant</td>
<td>2008-11-12</td>
<td>wednesday 8:30 pm</td>
<td>2.1 / 5</td>
<td>6.71</td>
<td>11</td>
<td>2008</td>
</tr>
<tr>
<td>gary and allison brooks</td>
<td>2008-11-19</td>
<td>wednesday 8:30 pm</td>
<td>2.7 / 7</td>
<td>8.14</td>
<td>11</td>
<td>2008</td>
</tr>
<tr>
<td>gary gives thanks</td>
<td>2008-11-26</td>
<td>wednesday 8:30 pm</td>
<td>2.2 / 7</td>
<td>7.72</td>
<td>11</td>
<td>2008</td>
</tr>
<tr>
<td>gary goes first</td>
<td>2008-12-10</td>
<td>wednesday 8:30 pm</td>
<td>2.4 / 7</td>
<td>8.03</td>
<td>12</td>
<td>2008</td>
</tr>
<tr>
<td>gary toughens up tom</td>
<td>2008-12-17</td>
<td>wednesday 8:30 pm</td>
<td>2.3 / 7</td>
<td>7.55</td>
<td>12</td>
<td>2008</td>
</tr>
<tr>
<td>gary dates louise 's teacher</td>
<td>2009-01-14</td>
<td>wednesday 8:30 pm</td>
<td>2.1 / 5</td>
<td>7.07</td>
<td>1</td>
<td>2009</td>
</tr>
<tr>
<td>gary moves back in</td>
<td>2009-01-21</td>
<td>wednesday 8:30 pm</td>
<td>2.2 / 5</td>
<td>7.07</td>
<td>1</td>
<td>2009</td>
</tr>
<tr>
<td>gary and dennis' sister</td>
<td>2009-02-11</td>
<td>wednesday 8:30 pm</td>
<td>2.1 / 5</td>
<td>6.86</td>
<td>2</td>
<td>2009</td>
</tr>
<tr>
<td>gary 's ex - brother - in - law</td>
<td>2009-02-18</td>
<td>wednesday 8:30 pm</td>
<td>2.1 / 5</td>
<td>7.26</td>
<td>2</td>
<td>2009</td>
</tr>
<tr>
<td>gary uses his veto</td>
<td>2009-03-11</td>
<td>wednesday 8:30 pm</td>
<td>2.3 / 7</td>
<td>7.71</td>
<td>3</td>
<td>2009</td>
</tr>
<tr>
<td>gary hooks up allison</td>
<td>2009-03-18</td>
<td>wednesday 8:30 pm</td>
<td>2.3 / 7</td>
<td>7.57</td>
<td>3</td>
<td>2009</td>
</tr>
<tr>
<td>gary and the trophy</td>
<td>2009-04-08</td>
<td>wednesday 8:30 pm</td>
<td>2.2 / 7</td>
<td>7.3</td>
<td>4</td>
<td>2009</td>
</tr>
<tr>
<td>gary and his half brother</td>
<td>2009-05-06</td>
<td>wednesday 8:30 pm</td>
<td>2.0 / 6</td>
<td>6.66</td>
<td>5</td>
<td>2009</td>
</tr>
<tr>
<td>gary fixes allison 's garbage disposal</td>
<td>2009-05-20</td>
<td>wednesday 8:30 pm</td>
<td>1.7 / 5</td>
<td>5.55</td>
<td>5</td>
<td>2009</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 2, otherwise return FALSE.</div>
<div class="content" id="step-1">
<table>
<tr>
<td>episode</td>
<td>air_date</td>
<td>timeslot</td>
<td>c_18___49</td>
<td>viewers</td>
<td>month</td>
<td>year</td>
</tr>
</table>
</div>
</div>
<hr/>
</div>
</div>
<hr/>
</body></html>