<blockquote>
<p>I have no idea whether we do (or whether rails might behind the scenes) it's just something to keep in mind.</p>
</blockquote>
<p>Noted. My remaining query is on the time taken to make the column type changes in production, i.e. will we need any downtime to run the migration, or given it should (hopefully) be just a column metadata change, is it quick? Is there an easy way to find this out before we do it for real?</p>

<p style="font-size:small;-webkit-text-size-adjust:none;color:#666;">—<br />You are receiving this because you are subscribed to this thread.<br />Reply to this email directly, <a href="https://github.com/openstreetmap/openstreetmap-website/issues/375#issuecomment-440647577">view it on GitHub</a>, or <a href="https://github.com/notifications/unsubscribe-auth/ABWnLRJn5Aqn_Vvwv2Zeh_P6WpMEoiq0ks5uxUiagaJpZM4A1Xpw">mute the thread</a>.<img src="https://github.com/notifications/beacon/ABWnLT3xcfHOUZyEbvC4_BXa3cvZYTX-ks5uxUiagaJpZM4A1Xpw.gif" height="1" width="1" alt="" /></p>
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