Optimizing Large-Scale MongoDB Aggregation Pipelines for Performance

<p>[ EXECUTIVE TEARDOWN // TL;DR ]</p> <ul> <li> Put $match first and on indexed fields — every document eliminated early is one the rest of the pipeline never touches.</li> <li>

<p>In <a href="https://amanksingh.com/blog/production-security-checklist" rel="noopener noreferrer">A Production Security Checklist</a>, I walked through what to lock down before

<p><em>This article was written by <a href="https://www.linkedin.com/in/yunying-karen-zhang/" rel="noopener noreferrer">Karen Zhang</a>.</em></p> <p>MongoDB is built for scale.