{"id":7055,"date":"2026-04-13T13:13:13","date_gmt":"2026-04-13T12:13:13","guid":{"rendered":"https:\/\/europe.wordcamp.org\/2026\/session\/improving-the-performance-of-the-wordpress-query-classes\/"},"modified":"2026-06-09T12:33:02","modified_gmt":"2026-06-09T10:33:02","slug":"improving-the-performance-of-the-wordpress-query-classes","status":"publish","type":"wcb_session","link":"https:\/\/europe.wordcamp.org\/2026\/session\/improving-the-performance-of-the-wordpress-query-classes\/","title":{"rendered":"Improving the performance of the WordPress Query classes"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">The WordPress Performance team was established in 2021 with the goal of improving the performance of WordPress Core. As a fundamental part of rendering each and every page of a WordPress site, the `WP_Query` class has received a lot of attention.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">In this talk, Peter will discuss how the performance of `WP_Query` and the WordPress Query component have been improved with increased caching, and how that can be taken full advantage of when building WordPress sites at scale.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<span class=\"embed-youtube\" style=\"text-align:center; display: block;\"><iframe loading=\"lazy\" class=\"youtube-player\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/0Ftqf_lhhTE?version=3&#038;rel=1&#038;showsearch=0&#038;showinfo=1&#038;iv_load_policy=1&#038;fs=1&#038;hl=en-GB&#038;autohide=2&#038;wmode=transparent\" allowfullscreen=\"true\" style=\"border:0;\" sandbox=\"allow-scripts allow-same-origin allow-popups allow-presentation allow-popups-to-escape-sandbox\"><\/iframe><\/span>\n<\/div><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>The WordPress Performance team was established in 2021 with the goal of improving the performance of WordPress Core. As a fundamental part of rendering each and every page of a WordPress site, the `WP_Query` class has received a lot of attention. In this talk, Peter will discuss how the performance of `WP_Query` and the WordPress [&hellip;]<\/p>\n","protected":false},"author":1260288,"featured_media":7423,"template":"","meta":{"_wcpt_session_time":1780749900,"_wcpt_session_duration":1800,"_wcpt_session_type":"session","_wcpt_session_slides":"https:\/\/europe.wordcamp.org\/2026\/files\/2026\/06\/Peter-Wislon-Improving-the-performance-of-the-WordPress-Query-classes.pdf","_wcpt_session_video":"https:\/\/wordpress.tv\/2026\/06\/08\/improving-the-performance-of-the-wordpress-query-classes\/","_wcpt_speaker_id":[6879],"footnotes":""},"session_track":[49],"session_category":[56],"class_list":["post-7055","wcb_session","type-wcb_session","status-publish","has-post-thumbnail","hentry","wcb_track-track-2","wcb_session_category-development"],"jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/pgyJ7n-1PN","session_date_time":{"date":"June 6, 2026","time":"14:45"},"session_speakers":[{"id":"6879","slug":"peter-wilson","name":"Peter Wilson","link":"https:\/\/europe.wordcamp.org\/2026\/speaker\/peter-wilson\/"}],"session_cats_rendered":"Development","_links":{"self":[{"href":"https:\/\/europe.wordcamp.org\/2026\/wp-json\/wp\/v2\/sessions\/7055","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/europe.wordcamp.org\/2026\/wp-json\/wp\/v2\/sessions"}],"about":[{"href":"https:\/\/europe.wordcamp.org\/2026\/wp-json\/wp\/v2\/types\/wcb_session"}],"version-history":[{"count":4,"href":"https:\/\/europe.wordcamp.org\/2026\/wp-json\/wp\/v2\/sessions\/7055\/revisions"}],"predecessor-version":[{"id":11961,"href":"https:\/\/europe.wordcamp.org\/2026\/wp-json\/wp\/v2\/sessions\/7055\/revisions\/11961"}],"speakers":[{"embeddable":true,"href":"https:\/\/europe.wordcamp.org\/2026\/wp-json\/wp\/v2\/speakers\/6879"}],"author":[{"embeddable":true,"href":"https:\/\/europe.wordcamp.org\/2026\/wp-json\/wporg\/v1\/users\/peterwilsoncc"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/europe.wordcamp.org\/2026\/wp-json\/wp\/v2\/media\/7423"}],"wp:attachment":[{"href":"https:\/\/europe.wordcamp.org\/2026\/wp-json\/wp\/v2\/media?parent=7055"}],"wp:term":[{"taxonomy":"wcb_track","embeddable":true,"href":"https:\/\/europe.wordcamp.org\/2026\/wp-json\/wp\/v2\/session_track?post=7055"},{"taxonomy":"wcb_session_category","embeddable":true,"href":"https:\/\/europe.wordcamp.org\/2026\/wp-json\/wp\/v2\/session_category?post=7055"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}