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sob05001 committed Feb 14, 2025
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font-size: 14pt;
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section pre code {
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/* Global Footer Styling */
.global-footer {
position: fixed;
Expand Down Expand Up @@ -183,7 +188,7 @@ <h5>Welcome<br> Database Management System</h5>
</tr>
<tr style="color: #ccc;">
<td style="padding: 6px; border: 1px solid #666;">5 (Feb <a href="./#/feb-10">10</a>, <a
href="./#/feb-12">12</a>, 14)</td>
href="./#/feb-12">12</a>, <a href="./#/feb-14">14</a>)</td>
<td style="padding: 6px; border: 1px solid #666;"><a href="./#/module-5">Relational
Database Advanced SQL</a></td>
<td style="padding: 6px; border: 1px solid #666;">Lab 3 + Homework 3 (2w), Project Part 1 (4w)</td>
Expand Down Expand Up @@ -5084,6 +5089,239 @@ <h5>Database</h5>
Question?
</section>

<section id="feb-14">
<h5>Today: February 14, 2025</h5>
<ul>
<li>Use Case Scenario</li>
<li>Documentation</li>
<li>Homework 3, Lab 3, Team Project Part 1</li>
</ul>
</section>

<section>
<h2>Who has gone on the most space missions?</h2>
</section>

<section>
<pre><code>
SELECT name, missions FROM Astronauts
ORDER BY missions DESC LIMIT 1;
</code></pre>
</section>

<section>
<h2>Which missions are still ongoing?</h2>
</section>

<section>
<pre><code>
SELECT name, destination FROM Missions
WHERE status = 'Ongoing';
</code></pre>
</section>

<section>
<h2>Which scientists have never been on a mission?</h2>
</section>

<section>
<pre><code>
SELECT name FROM Astronauts
WHERE role = 'Scientist' AND missions = 0;
</code></pre>
</section>

<section>
<h2>Which mission had the largest crew?</h2>
</section>

<section>
<pre><code>
SELECT name, crew FROM Missions
ORDER BY crew DESC LIMIT 1;
</code></pre>
</section>

<section>
<h2>Which spaceships are out of fuel?</h2>
</section>

<section>
<pre><code>
SELECT name FROM Spaceship
WHERE fuelLevel = 0;
</code></pre>
</section>

<section>
<h2>Which missions encountered hostile aliens?</h2>
</section>

<section>
<pre><code>
SELECT m.name, a.species FROM AlienEncounters a
JOIN Missions m ON a.missionId = m.id
WHERE a.communication = 'Hostile';
</code></pre>
</section>

<section>
<h2>List all engineers and the number of missions they have participated in, if any.</h2>
</section>

<section>
<pre><code>
SELECT name, missions FROM Astronauts
WHERE role = 'Engineer';
</code></pre>
</section>

<section>
<h2>Which teams have a score greater than 0?</h2>
</section>

<section>
<pre><code>
SELECT team, score FROM Score
WHERE score > 0;
</code></pre>
</section>

<section>
<h2>Find all missions that visited planets starting with 'P'.</h2>
</section>

<section>
<pre><code>
SELECT name, destination FROM Missions
WHERE destination LIKE 'P%';
</code></pre>
</section>

<section>
<h2>List all missions along with any alien species encountered.</h2>
</section>

<section>
<pre><code>
SELECT m.name, a.species FROM Missions m
LEFT JOIN AlienEncounters a ON m.id = a.missionId;
</code></pre>
</section>

<section>
<h2>Which mission had the smallest crew?</h2>
</section>

<section>
<pre><code>
SELECT name, crew FROM Missions
ORDER BY crew ASC LIMIT 1;
</code></pre>
</section>

<section>
<h2>Which spaceships have more than 10 fuel?</h2>
</section>

<section>
<pre><code>
SELECT name, fuelLevel FROM Spaceship
WHERE fuelLevel > 10;
</code></pre>
</section>

<section>
<h2>How many completed missions are there?</h2>
</section>

<section>
<pre><code>
SELECT COUNT(*) FROM Missions
WHERE status = 'Completed';
</code></pre>
</section>

<section>
<h2>Find all engineers who have participated in at least one mission.</h2>
</section>

<section>
<pre><code>
SELECT name FROM Astronauts
WHERE role = 'Engineer' AND missions > 0;
</code></pre>
</section>

<section>
<h2>Which team has the highest score?</h2>
</section>

<section>
<pre><code>
SELECT team, score FROM Score
ORDER BY score DESC LIMIT 1;
</code></pre>
</section>

<section>
<h2>Find all scientists and their total number of missions.</h2>
</section>

<section>
<pre><code>
SELECT name, missions FROM Astronauts
WHERE role = 'Scientist';
</code></pre>
</section>

<section>
<h2>Which mission had the most alien encounters?</h2>
</section>

<section>
<pre><code>
SELECT m.name, COUNT(a.id) AS encounters FROM Missions m
JOIN AlienEncounters a ON m.id = a.missionId
GROUP BY m.name
ORDER BY encounters DESC LIMIT 1;
</code></pre>
</section>

<section>
<h2>List all spaceships along with their type and fuel level.</h2>
</section>

<section>
<pre><code>
SELECT name, shiptype, fuelLevel FROM Spaceship;
</code></pre>
</section>

<section>
<h2>Find all missions that went to planets with names longer than 6 characters.</h2>
</section>

<section>
<pre><code>
SELECT name, destination FROM Missions
WHERE LENGTH(destination) > 6;
</code></pre>
</section>

<section>
Questions?
</section>

<section>
<a href="https://www.postgresql.org/docs/current/ddl.html" target="_blank">PostgreSQL
Documentation</a>
</section>

<section>
Homework 3, Lab 3, Team Project Part 1
</section>

<!-- Module 6 -->

<section id="module-6">
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