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1 | 1 | <div style="font-size: 1em;">
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| -Last updated on 2021-12-08 21:50:22 |
| 3 | +Last updated on 2021-12-08 22:02:40 |
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5 | 5 | </div>
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@@ -51,103 +51,18 @@ code and show it running on their machine.
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52 | 52 | ## 1.2 MULTI-PART SQL EXERCISE: LIVE WALK-THROUGH
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| -Depicted here are four tables from a relational database conceptual data |
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| -model. |
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| - |
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| -<div style='float: left; margin: 0 1em 0 1em;'> |
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| - |
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| -<table class="table table-bordered table-striped table-hover table-condensed table-responsive" style="width: auto !important; margin-left: auto; margin-right: auto;"> |
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| - <thead> |
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| - <tr> |
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| - <th style="text-align:left;color: white !important;background-color: gray !important;font-size: 20px;"> Company </th> |
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| - </tr> |
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| - </thead> |
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| -<tbody> |
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| - <tr> |
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| - <td style="text-align:left;width: 15em; "> guid </td> |
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| - </tr> |
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| - <tr> |
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| - <td style="text-align:left;width: 15em; "> name </td> |
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| - </tr> |
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| - <tr> |
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| - <td style="text-align:left;width: 15em; "> status </td> |
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| - </tr> |
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| -</tbody> |
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| -</table> |
| 54 | +The following figure shows an *entity relationship diagram* (ERD) for a |
| 55 | +conceptual data model containing 4 tables. |
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| -</div> |
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| - |
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| -<div style='float: left; margin: 0 1em 0 1em;'> |
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| - |
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| -<table class="table table-bordered table-striped table-hover table-condensed table-responsive" style="width: auto !important; margin-left: auto; margin-right: auto;"> |
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| - <thead> |
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| - <tr> |
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| - <th style="text-align:left;color: white !important;background-color: gray !important;font-size: 20px;"> Position </th> |
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| - </tr> |
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| - </thead> |
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| -<tbody> |
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| - <tr> |
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| - <td style="text-align:left;width: 15em; "> guid </td> |
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| - </tr> |
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| - <tr> |
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| - <td style="text-align:left;width: 15em; "> name </td> |
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| - </tr> |
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| - <tr> |
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| - <td style="text-align:left;width: 15em; "> status </td> |
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| - </tr> |
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| -</tbody> |
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| -</table> |
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| - |
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| -</div> |
| 57 | +1. Company |
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| -<div style='float: left; margin-right: 1em;'> |
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| - |
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| -<table class="table table-bordered table-striped table-hover table-condensed table-responsive" style="width: auto !important; margin-left: auto; margin-right: auto;"> |
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| - <thead> |
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| - <tr> |
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| - <th style="text-align:left;color: white !important;background-color: gray !important;font-size: 20px;"> Employee </th> |
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| - </tr> |
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| - </thead> |
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| -<tbody> |
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| - <tr> |
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| - <td style="text-align:left;width: 15em; "> guid </td> |
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| - </tr> |
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| - <tr> |
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| - <td style="text-align:left;width: 15em; "> state </td> |
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| - </tr> |
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| - <tr> |
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| - <td style="text-align:left;width: 15em; "> status </td> |
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| - </tr> |
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| -</tbody> |
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| -</table> |
| 59 | +2. Position |
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| -</div> |
| 61 | +3. Employee |
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| -<div style='float: left; margin: 0 1em 0 1em;'> |
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| - |
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| -<table class="table table-bordered table-striped table-hover table-condensed table-responsive" style="width: auto !important; margin-left: auto; margin-right: auto;"> |
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| - <thead> |
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| - <tr> |
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| - <th style="text-align:left;color: white !important;background-color: gray !important;font-size: 20px;"> Job </th> |
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| - </tr> |
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| - </thead> |
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| -<tbody> |
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| - <tr> |
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| - <td style="text-align:left;width: 15em; "> guid </td> |
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| - </tr> |
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| - <tr> |
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| - <td style="text-align:left;width: 15em; "> company_guid </td> |
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| - </tr> |
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| - <tr> |
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| - <td style="text-align:left;width: 15em; "> position_guid </td> |
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| - </tr> |
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| - <tr> |
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| - <td style="text-align:left;width: 15em; "> employee_guid </td> |
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| - </tr> |
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| -</tbody> |
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| -</table> |
| 63 | +4. Job |
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| -</div> |
| 65 | + |
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152 | 67 | <div style="clear: both;">
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