https://cassiobotaro.dev/en/tags/slice/Recent content in Slice on cassiobotaroHugoenThu, 29 Oct 2026 13:15:29 -0300https://cassiobotaro.dev/en/posts/go-concurrency-batch-processing/Wed, 04 Nov 2026 00:00:00 -0300https://cassiobotaro.dev/en/posts/go-concurrency-batch-processing/<video src="https://cassiobotaro.dev/videos/lote.mp4" title="Items arriving one by one and leaving grouped in batches" aria-label="Items arriving one by one and leaving grouped in batches" autoplay loop muted playsinline controls preload="metadata" style="width: 100%; height: auto;"> </video> <p>An event queue where each event becomes an <code>INSERT</code>. A thousand events per second, a thousand round trips to the database per second.</p> <p>The database accepts a hundred rows in a single request. But the events don&rsquo;t arrive a hundred at a time, they arrive one by one.</p>