The infrequent writings of Paul Hemberger 2026-04-10T00:00:00+00:00 https://pH14.dev/feed.xml 2026-04-10T00:00:00+00:00 2026-04-10T00:00:00+00:00 https://pH14.dev/posts/2026-04-ai-part-1-throwaway/ <p>This is a placeholder first post. More content coming soon.</p> <p>Here is an example of a sidenote.<label for="sn-1" class="margin-toggle sidenote-number"></label> <input type="checkbox" id="sn-1" class="margin-toggle" /> <span class="sidenote">Sidenotes appear in the right margin on wide screens, and can be toggled inline on mobile.</span> The prose continues after the sidenote shortcode.</p> <pre class="giallo z-code"><code data-lang="rust"><span class="giallo-l"><span class="z-punctuation z-definition z-comment"> //</span><span class="z-comment"> Wait for delta snapshots on new (target) shards.</span></span> <span class="giallo-l"><span class="z-keyword"> for</span><span> (</span><span class="z-variable z-other">target_shard_id</span><span>,</span><span class="z-variable z-other"> _</span><span>)</span><span class="z-keyword"> in</span><span class="z-keyword"> &amp;</span><span class="z-variable z-other">target_shard_predecessors</span><span> {</span></span> <span class="giallo-l"><span class="z-variable z-other"> target_writes</span></span> <span class="giallo-l"><span class="z-keyword"> .</span><span class="z-entity z-name">get_mut</span><span>(</span><span class="z-variable z-other">target_shard_id</span><span>)</span></span> <span class="giallo-l"><span class="z-keyword"> .</span><span class="z-entity z-name">expect</span><span>(</span><span class="z-punctuation z-definition z-string">&quot;</span><span class="z-string">target shard writer</span><span class="z-punctuation z-definition z-string">&quot;</span><span>)</span></span> <span class="giallo-l"><span class="z-keyword"> .</span><span class="z-entity z-name">wait_for_upper_past</span><span>(</span><span class="z-keyword">&amp;</span><span class="z-entity z-name">Antichain</span><span class="z-keyword">::</span><span class="z-entity z-name">from_elem</span><span>(</span><span class="z-constant">DELTA_SNAPSHOT_BATCH_ID</span><span>)</span><span>)</span></span> <span class="giallo-l"><span class="z-keyword"> .</span><span class="z-keyword">await</span><span>;</span></span> <span class="giallo-l"><span class="z-entity z-name"> info!</span><span>(</span><span class="z-keyword">%</span><span class="z-variable z-other">target_shard_id</span><span>,</span><span class="z-punctuation z-definition z-string"> &quot;</span><span class="z-string">delta snapshot complete</span><span class="z-punctuation z-definition z-string">&quot;</span><span>)</span><span>;</span></span> <span class="giallo-l"><span> }</span></span></code></pre> 2026-02-24T00:00:00+00:00 2026-02-24T00:00:00+00:00 https://pH14.dev/posts/2026-02-four-thoughts-four-years-materialize/ 2024-12-17T00:00:00+00:00 2024-12-17T00:00:00+00:00 https://pH14.dev/posts/2024-12-making-of-self-managed-materialize/ 2022-01-13T00:00:00+00:00 2022-01-13T00:00:00+00:00 https://pH14.dev/posts/2022-01-vitess-balancer-reliability/