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Changing image for "data lake"

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Oliver Kennedy 2016-03-13 12:04:18 -04:00
parent 115588adcb
commit a2ed907b59
2 changed files with 28 additions and 64 deletions
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static/slides/talks/2016-2-Vertica-Mimir/index.html
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@ -209,7 +209,7 @@
<section>
<h3>Newer State of the Art</h3>
<img src="graphics/azure-data-lake.png" height=500 />
<img src="graphics/iu.jpeg" height=500 />
<attribution>(azure.microsoft.com)</attribution>
</section>
@ -393,10 +393,6 @@
<div style="font-size: 2em">⬍</div>
<p>"I guessed 'Computer' for 'Department' on Row '3'"</p>
</div>
<p class="fragment"><b>
(Generalized) C-Tables are a form of lineage.
</b></p>
</section>
<section>
@ -675,8 +671,8 @@
USING DOMAIN_REPAIR(DEPARTMENT NOT NULL);
</code></pre>
<div>
<h4>The Query</h4>
<div class="fragment">
<p>is (almost) the same as the query...</p>
<pre><code>
CREATE VIEW PRODUCTS
AS SELECT ID, NAME, ...,
@ -697,6 +693,31 @@
</table>
</small>
</section>
<section>
<pre><code>
CREATE LENS PRODUCTS
AS SELECT * FROM PRODUCTS_RAW
USING DOMAIN_REPAIR(DEPARTMENT NOT NULL);
</code></pre>
<div>
<p>Behind the scenes, a lens also creates a model...</p>
<pre class="fragment"><code>
SELECT * FROM PRODUCTS_RAW;
</code></pre>
</div>
<div class="fragment">
<div style="font-size: 1em; vertical-align: middle;">↓</div>
<div>
<img src="graphics/weka.png" />
</div>
</div>
<div class="fragment">
<div style="font-size: 1em; vertical-align: middle;">↓</div>
<div><p>An estimator for <small style="vertical-align: baseline;">$PRODUCTS.DEPARTMENT_{ROWID}$</small><p></div>
</div>
</section>
</section>
<section>
@ -818,7 +839,6 @@
</ul></li>
<li class="fragment">Generalized PC-Tables <small>[Kennedy, Koch 2009]</small></li>
</ul>
</section>
<section>
@ -847,62 +867,6 @@
</ul>
</section>
<section>
<pre><code>
CREATE LENS PRODUCTS
AS SELECT * FROM PRODUCTS_RAW
USING DOMAIN_REPAIR(DEPARTMENT NOT NULL);
</code></pre>
<div>
<h4>The Query</h4>
<pre><code>
CREATE VIEW PRODUCTS
AS SELECT ID, NAME, ...,
CASE WHEN DEPARTMENT IS NOT NULL THEN DEPARTMENT
ELSE VAR('PRODUCTS.DEPARTMENT', ROWID)
END AS DEPARTMENT
FROM PRODUCTS_RAW;
</code></pre>
</div>
<small class="fragment">
<table>
<tr><th>ID</th><th>Name</th><th>...</th><th>Department</th></tr>
<tr><td>123</td><td>Apple 6s, White</td><td>...</td><td>Phone</td></tr>
<tr><td>34234</td><td>Dell, Intel 4 core</td><td>...</td><td>Computer</td></tr>
<tr><td>34235</td><td>HP, AMD 2 core</td><td>...</td><td class="fragment">$Prod.Dept_3$</td></tr>
<tr><td>...</td><td>...</td><td>...</td><td>...</td></tr>
</table>
</small>
</section>
<section>
<pre><code>
CREATE LENS PRODUCTS
AS SELECT * FROM PRODUCTS_RAW
USING DOMAIN_REPAIR(DEPARTMENT NOT NULL);
</code></pre>
<div>
<h4>The Model</h4>
<pre><code>
SELECT * FROM PRODUCTS_RAW;
</code></pre>
</div>
<div class="fragment">
<div style="font-size: 1em; vertical-align: middle;">↓</div>
<div>
<img src="graphics/weka.png" />
</div>
</div>
<div class="fragment">
<div style="font-size: 1em; vertical-align: middle;">↓</div>
<div><p>An estimator for <small style="vertical-align: baseline;">$PRODUCTS.DEPARTMENT_{ROWID}$</small><p></div>
</div>
</section>
</section>
<section>