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| <hr> | |
| <h3><span>Statement:</span> takamiyama had the shortest time range between his first and last record , 13 years</h3> | |
| <h3>Input Table: list of sumo record holders</h3> | |
| <div class="step"> | |
| <div class="step"> | |
| <div class="step-title">Step 1: Select rows where 'name' is 'takamiyama'.</div> | |
| <div id="step-1" class="content"> | |
| <table> | |
| <tr> | |
| <td>name</td> | |
| <td>total</td> | |
| <td>first</td> | |
| <td>last</td> | |
| <td>highest_rank</td> | |
| </tr> | |
| <tr> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">kotonishiki</span></td> | |
| <td>34</td> | |
| <td>1990-09-01</td> | |
| <td>1999-09-01</td> | |
| <td>sekiwake</td> | |
| </tr> | |
| <tr> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">kaiō</span></td> | |
| <td>32</td> | |
| <td>1994-05-01</td> | |
| <td>2000-07-01</td> | |
| <td>ōzeki</td> | |
| </tr> | |
| <tr> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">musōyama</span></td> | |
| <td>31</td> | |
| <td>1994-03-01</td> | |
| <td>2000-09-01</td> | |
| <td>ōzeki</td> | |
| </tr> | |
| <tr> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">hasegawa</span></td> | |
| <td>30</td> | |
| <td>1965-11-01</td> | |
| <td>1974-09-01</td> | |
| <td>sekiwake</td> | |
| </tr> | |
| <tr> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">kotomitsuki</span></td> | |
| <td>30</td> | |
| <td>2001-01-01</td> | |
| <td>2007-07-01</td> | |
| <td>ōzeki</td> | |
| </tr> | |
| <tr> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">akinoshima</span></td> | |
| <td>27</td> | |
| <td>1988-11-01</td> | |
| <td>2000-09-01</td> | |
| <td>sekiwake</td> | |
| </tr> | |
| <tr> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">takamiyama</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">27</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">1969-11-01</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">1982-09-01</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">sekiwake</span></td> | |
| </tr> | |
| <tr> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">takatōriki</span></td> | |
| <td>26</td> | |
| <td>1991-05-01</td> | |
| <td>2000-05-01</td> | |
| <td>sekiwake</td> | |
| </tr> | |
| <tr> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">wakanosato</span></td> | |
| <td>26</td> | |
| <td>2000-11-01</td> | |
| <td>2005-09-01</td> | |
| <td>sekiwake</td> | |
| </tr> | |
| <tr> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">daikirin</span></td> | |
| <td>22</td> | |
| <td>1966-11-01</td> | |
| <td>1970-09-01</td> | |
| <td>ōzeki</td> | |
| </tr> | |
| <tr> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">tochiazuma ii</span></td> | |
| <td>22</td> | |
| <td>1997-07-01</td> | |
| <td>2005-01-01</td> | |
| <td>ōzeki</td> | |
| </tr> | |
| <tr> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">kisenosato</span></td> | |
| <td>22</td> | |
| <td>2006-07-01</td> | |
| <td>2011-09-01</td> | |
| <td>ōzeki</td> | |
| </tr> | |
| </table> | |
| </div> | |
| <hr> | |
| <div class="step"> | |
| <div class="step-title">Step 2: Extract the numerical year from the 'first' column to add column 'first_year' to existing table.</div> | |
| <div id="step-0" class="content"> | |
| <table> | |
| <tr> | |
| <td>name</td> | |
| <td>total</td> | |
| <td>first</td> | |
| <td>last</td> | |
| <td>highest_rank</td> | |
| </tr> | |
| <tr> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">takamiyama</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">27</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1969-11-01</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1982-09-01</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">sekiwake</span></td> | |
| </tr> | |
| </table> | |
| </div> | |
| </div> | |
| <hr> | |
| <div class="step"> | |
| <div class="step-title">Step 3: Extract the numerical year from the 'last' column to add column 'last_year' to existing table.</div> | |
| <div id="step-1" class="content"> | |
| <table> | |
| <tr> | |
| <td>name</td> | |
| <td>total</td> | |
| <td>first</td> | |
| <td>last</td> | |
| <td>highest_rank</td> | |
| <td>first_year</td> | |
| </tr> | |
| <tr> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">takamiyama</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">27</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1969-11-01</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1982-09-01</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">sekiwake</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1969</span></td> | |
| </tr> | |
| </table> | |
| </div> | |
| </div> | |
| <hr> | |
| <div class="step"> | |
| <div class="step-title">Step 4: Calculate the time range between the first and last record by subtracting 'last_year' from 'first_year' and add column 'time_range' to existing table.</div> | |
| <div id="step-2" class="content"> | |
| <table> | |
| <tr> | |
| <td>name</td> | |
| <td>total</td> | |
| <td>first</td> | |
| <td>last</td> | |
| <td>highest_rank</td> | |
| <td>first_year</td> | |
| <td>last_year</td> | |
| </tr> | |
| <tr> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">takamiyama</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">27</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1969-11-01</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1982-09-01</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">sekiwake</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1969</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1982</span></td> | |
| </tr> | |
| </table> | |
| </div> | |
| </div> | |
| <hr> | |
| <div class="step"> | |
| <div class="step-title">Step 5: Select rows where 'time_range' is equal to 13.</div> | |
| <div id="step-3" class="content"> | |
| <table> | |
| <tr> | |
| <td>name</td> | |
| <td>total</td> | |
| <td>first</td> | |
| <td>last</td> | |
| <td>highest_rank</td> | |
| <td>first_year</td> | |
| <td>last_year</td> | |
| <td>time_range</td> | |
| </tr> | |
| <tr> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">takamiyama</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">27</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">1969-11-01</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">1982-09-01</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">sekiwake</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">1969</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">1982</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">13</span></td> | |
| </tr> | |
| </table> | |
| </div> | |
| </div> | |
| <hr> | |
| <div class="step"> | |
| <div class="step-title">Step 6: Use a `CASE` statement to return TRUE if the number of rows is equal to 1, otherwise return FALSE.</div> | |
| <div id="step-4" class="content"> | |
| <table> | |
| <tr> | |
| <td>name</td> | |
| <td>total</td> | |
| <td>first</td> | |
| <td>last</td> | |
| <td>highest_rank</td> | |
| <td>first_year</td> | |
| <td>last_year</td> | |
| <td>time_range</td> | |
| </tr> | |
| <tr> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">takamiyama</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">27</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1969-11-01</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1982-09-01</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">sekiwake</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1969</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1982</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">13</span></td> | |
| </tr> | |
| </table> | |
| </div> | |
| </div> | |
| <hr> | |
| <div class="step"> | |
| <div class="step-title">Final output table:</div> | |
| <div id="step-5" class="content"> | |
| <table> | |
| <tr> | |
| <td>verification_result</td> | |
| </tr> | |
| <tr> | |
| <td>TRUE</td> | |
| </tr> | |
| </table> | |
| </div> | |
| </div> | |
| <hr> | |
| <h3>Prediction:</span> TRUE</h3> | |
| </body></html> | |