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| .step-title { background-color: #f1f1f1; color: #444; padding: 10px; margin: 10px 0; font-size: 18px; border-left: 4px solid #888; } | |
| .step { display: block; } | |
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| </head><body> | |
| <hr> | |
| <h3><span>Statement:</span> the total medals for the nation with 1 silver and 0 golds is more than 2</h3> | |
| <h3>Input Table: volleyball at the summer olympics</h3> | |
| <div class="step"> | |
| <div class="step"> | |
| <div class="step-title">Step 1: Select rows where the 'silver' column is equal to 1 and the 'gold' column is equal to 0.</div> | |
| <div id="step-1" class="content"> | |
| <table> | |
| <tr> | |
| <td>rank</td> | |
| <td>nation</td> | |
| <td>gold</td> | |
| <td>silver</td> | |
| <td>bronze</td> | |
| <td>total</td> | |
| </tr> | |
| <tr> | |
| <td>1</td> | |
| <td>soviet union</td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">3</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">2</span></td> | |
| <td>1</td> | |
| <td>6</td> | |
| </tr> | |
| <tr> | |
| <td>2</td> | |
| <td>united states</td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">3</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">0</span></td> | |
| <td>1</td> | |
| <td>4</td> | |
| </tr> | |
| <tr> | |
| <td>3</td> | |
| <td>brazil</td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">2</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">3</span></td> | |
| <td>0</td> | |
| <td>5</td> | |
| </tr> | |
| <tr> | |
| <td>4</td> | |
| <td>russia</td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">1</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">1</span></td> | |
| <td>2</td> | |
| <td>4</td> | |
| </tr> | |
| <tr> | |
| <td>5</td> | |
| <td>japan</td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">1</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">1</span></td> | |
| <td>1</td> | |
| <td>3</td> | |
| </tr> | |
| <tr> | |
| <td>6</td> | |
| <td>netherlands</td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">1</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">1</span></td> | |
| <td>0</td> | |
| <td>2</td> | |
| </tr> | |
| <tr> | |
| <td>7</td> | |
| <td>yugoslavia</td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">1</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">0</span></td> | |
| <td>1</td> | |
| <td>2</td> | |
| </tr> | |
| <tr> | |
| <td>8</td> | |
| <td>poland</td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">1</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">0</span></td> | |
| <td>0</td> | |
| <td>1</td> | |
| </tr> | |
| <tr> | |
| <td>9</td> | |
| <td>italy</td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">0</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">2</span></td> | |
| <td>3</td> | |
| <td>5</td> | |
| </tr> | |
| <tr> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">10</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">czechoslovakia</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">0</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">1</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">2</span></td> | |
| </tr> | |
| <tr> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">11</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">bulgaria</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">0</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">0</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">1</span></td> | |
| </tr> | |
| <tr> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">11</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">east germany</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">0</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">0</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">1</span></td> | |
| </tr> | |
| <tr> | |
| <td>13</td> | |
| <td>argentina</td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">0</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">0</span></td> | |
| <td>1</td> | |
| <td>1</td> | |
| </tr> | |
| <tr> | |
| <td>13</td> | |
| <td>cuba</td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">0</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">0</span></td> | |
| <td>1</td> | |
| <td>1</td> | |
| </tr> | |
| <tr> | |
| <td>13</td> | |
| <td>romania</td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">0</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">0</span></td> | |
| <td>1</td> | |
| <td>1</td> | |
| </tr> | |
| </table> | |
| </div> | |
| <hr> | |
| <div class="step"> | |
| <div class="step-title">Step 2: Extract the sum of the 'total' column for the selected rows and add a column 'total_medals' to the existing table.</div> | |
| <div id="step-0" class="content"> | |
| <table> | |
| <tr> | |
| <td>rank</td> | |
| <td>nation</td> | |
| <td>gold</td> | |
| <td>silver</td> | |
| <td>bronze</td> | |
| <td>total</td> | |
| </tr> | |
| <tr> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">10</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">czechoslovakia</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">0</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">1</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">1</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">2</span></td> | |
| </tr> | |
| <tr> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">11</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">bulgaria</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">0</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">1</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">0</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1</span></td> | |
| </tr> | |
| <tr> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">11</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">east germany</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">0</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">1</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">0</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1</span></td> | |
| </tr> | |
| </table> | |
| </div> | |
| </div> | |
| <hr> | |
| <div class="step"> | |
| <div class="step-title">Step 3: Select rows where 'total_medals' is greater than 2.</div> | |
| <div id="step-1" class="content"> | |
| <table> | |
| <tr> | |
| <td>rank</td> | |
| <td>nation</td> | |
| <td>gold</td> | |
| <td>silver</td> | |
| <td>bronze</td> | |
| <td>total</td> | |
| <td>total_medals</td> | |
| </tr> | |
| <tr> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">10</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">czechoslovakia</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">0</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">1</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">1</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">2</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">4</span></td> | |
| </tr> | |
| <tr> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">11</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">bulgaria</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">0</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">1</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">0</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">1</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">4</span></td> | |
| </tr> | |
| <tr> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">11</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">east germany</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">0</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">1</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">0</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">1</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">4</span></td> | |
| </tr> | |
| </table> | |
| </div> | |
| </div> | |
| <hr> | |
| <div class="step"> | |
| <div class="step-title">Step 4: Use a `CASE` statement to return TRUE if the number of rows is greater than or equal to 1, otherwise return FALSE.</div> | |
| <div id="step-2" class="content"> | |
| <table> | |
| <tr> | |
| <td>rank</td> | |
| <td>nation</td> | |
| <td>gold</td> | |
| <td>silver</td> | |
| <td>bronze</td> | |
| <td>total</td> | |
| <td>total_medals</td> | |
| </tr> | |
| <tr> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">10</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">czechoslovakia</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">0</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">2</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">4</span></td> | |
| </tr> | |
| <tr> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">11</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">bulgaria</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">0</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">0</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">4</span></td> | |
| </tr> | |
| <tr> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">11</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">east germany</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">0</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">0</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1</span></td> | |
| <td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">4</span></td> | |
| </tr> | |
| </table> | |
| </div> | |
| </div> | |
| <hr> | |
| <table> | |
| <tr> | |
| <td>verification_result</td> | |
| </tr> | |
| <tr> | |
| <td>TRUE</td> | |
| </tr> | |
| </table> | |
| </div> | |
| </div> | |
| <hr> | |
| </body></html> | |