rving, models request a mix of old and new features, depending on rollout stages.</li>
</ul>
<h2 class="anchor anchorWithStickyNavbar_LWe7" id="the-solution-schema-versioning">The Solution: Schema Versioning<a href="#the-solution-schema-versioning" class="hash-link" aria-label="Direct link to The Solution: Schema Versioning" title="Direct link to The Solution: Schema Versioning">​</a></h2>
<p>We solved this with versioned feature group schemas, which unlocked several capabilities:</p>
<ul>
<li>
<h3 class=