https://research.prosyon.ca/topics/data/Recent content in Data on Prosyon ResearchHugoen-usTue, 28 Apr 2026 00:00:00 +0000https://research.prosyon.ca/papers/single-table-dynamodb/Tue, 28 Apr 2026 00:00:00 +0000https://research.prosyon.ca/papers/single-table-dynamodb/<h2 id="why-single-table">Why single-table</h2> <p>Relational instincts say &ldquo;one table per entity.&rdquo; DynamoDB rewards the opposite: co-locating related entities in a single table lets you satisfy a query with one request and no joins.<sup id="fnref:1"><a href="#fn:1" class="footnote-ref" role="doc-noteref">1</a></sup> The cost is up-front design effort — you must know your access patterns <em>before</em> you choose keys.</p>