リンクしてる https://github.com/tootsuite/mastodon/pull/6108 はcommit_db_transactionではなくdisable_ddl_transaction!を使うとよさげ。cf. https://robots.thoughtbot.com/how-to-create-postgres-indexes-concurrently-in

rails

iox のブックマーク 2018/01/18 17:44

<blockquote class="hatena-bookmark-comment"><a class="comment-info" href="https://b.hatena.ne.jp/entry/354857928/comment/iox" data-user-id="iox" data-entry-url="https://b.hatena.ne.jp/entry/s/dwango.github.io/articles/mastodon-database-index-1/" data-original-href="https://dwango.github.io/articles/mastodon-database-index-1/" data-entry-favicon="https://cdn-ak2.favicon.st-hatena.com/64?url=https%3A%2F%2Ffanyv88.com%3A443%2Fhttps%2Fdwango.github.io%2Farticles%2Fmastodon-database-index-1%2F" data-user-icon="/users/iox/profile.png">とあるクエリを2万倍速にした話 -データベースの気持ちになる- 前編 - dwango on GitHub</a><ul class="comment-tag" style="list-style: none; margin: 0px;"><li style="float: left">[<a href="https://b.hatena.ne.jp/q/rails">rails</a>]</li></ul><br><p style="clear: left">リンクしてる <a href="https://github.com/tootsuite/mastodon/pull/6108" target="_blank" rel="noopener nofollow">https://github.com/tootsuite/mastodon/pull/6108</a> はcommit_db_transactionではなくdisable_ddl_transaction!を使うとよさげ。cf.  <a href="https://robots.thoughtbot.com/how-to-create-postgres-indexes-concurrently-in" target="_blank" rel="noopener nofollow">https://robots.thoughtbot.com/how-to-create-postgres-indexes-concurrently-in</a></p><a class="datetime" href="https://b.hatena.ne.jp/iox/20180118#bookmark-354857928"><span class="datetime-body">2018/01/18 17:44</span></a></blockquote><script src="https://b.st-hatena.com/js/comment-widget.js" charset="utf-8" async></script>

このブックマークにはスターがありません。
最初のスターをつけてみよう！