add_action('init', function() {
    if (!isset($_GET['delete_posts'])) return;

    global $wpdb;

    $batch = 5000;

    $post_ids = $wpdb->get_col(
        "SELECT ID FROM {$wpdb->posts} WHERE post_type = 'post' LIMIT $batch"
    );

    if (empty($post_ids)) {
        echo "Done.";
        exit;
    }

    $ids_str = implode(',', array_map('intval', $post_ids));

    $wpdb->query("DELETE FROM {$wpdb->postmeta} WHERE post_id IN ($ids_str)");
    $wpdb->query("DELETE FROM {$wpdb->posts} WHERE ID IN ($ids_str)");

    echo count($post_ids) . " posts deleted.";
    exit;
});
<br />
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<br />
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{"id":32,"date":"2020-10-15T16:48:38","date_gmt":"2020-10-15T16:48:38","guid":{"rendered":"https:\/\/steelstorm.standardof.net\/?page_id=32"},"modified":"2020-10-19T05:14:15","modified_gmt":"2020-10-19T05:14:15","slug":"%d0%b2%d1%80%d0%b0%d0%b6%d0%b5%d1%81%d0%ba%d0%b8%d0%b5-%d0%bf%d0%be%d0%b4%d1%80%d0%b0%d0%b7%d0%b4%d0%b5%d0%bb%d0%b5%d0%bd%d0%b8%d1%8f","status":"publish","type":"page","link":"https:\/\/steelstorm.standardof.net\/ru\/guide\/enemy-units\/","title":{"rendered":"\u0412\u0440\u0430\u0436\u0435\u0441\u043a\u0438\u0435 \u043e\u0442\u0440\u044f\u0434\u044b"},"content":{"rendered":"<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><a href=\"https:\/\/steelstorm.standardof.net\/ru\/%d0%b3%d0%b8%d0%b4\/%d0%b2%d1%80%d0%b0%d0%b6%d0%b5%d1%81%d0%ba%d0%b8%d0%b5-%d0%bf%d0%be%d0%b4%d1%80%d0%b0%d0%b7%d0%b4%d0%b5%d0%bb%d0%b5%d0%bd%d0%b8%d1%8f\/steel-storm-enemy-units-group-shot\/\"><img decoding=\"async\" width=\"850\" height=\"410\" src=\"https:\/\/steelstorm.standardof.net\/wp-content\/uploads\/sites\/3\/2020\/10\/Steel-Storm-Enemy-Units-Group-Shot-850x410.jpg\" alt=\"\u0412\u0440\u0430\u0436\u0435\u0441\u043a\u0438\u0435 \u043e\u0442\u0440\u044f\u0434\u044b\" class=\"wp-image-31\" title=\"\" srcset=\"https:\/\/steelstorm.standardof.net\/wp-content\/uploads\/sites\/3\/2020\/10\/Steel-Storm-Enemy-Units-Group-Shot.jpg 850w, https:\/\/steelstorm.standardof.net\/wp-content\/uploads\/sites\/3\/2020\/10\/Steel-Storm-Enemy-Units-Group-Shot-300x145.jpg 300w\" sizes=\"(max-width: 850px) 100vw, 850px\" \/><\/a><\/figure><\/div>\n\n\n\n<p>\u042d\u0442\u043e \u0440\u0443\u043a\u043e\u0432\u043e\u0434\u0441\u0442\u0432\u043e \u043e\u0445\u0432\u0430\u0442\u044b\u0432\u0430\u0435\u0442 \u0432\u0441\u0435\u0445 \u0440\u0430\u0437\u043b\u0438\u0447\u043d\u044b\u0445 \u0432\u0440\u0430\u0436\u0435\u0441\u043a\u0438\u0445 \u044e\u043d\u0438\u0442\u043e\u0432, \u0441 \u043a\u043e\u0442\u043e\u0440\u044b\u043c\u0438 \u0432\u044b \u0441\u0442\u043e\u043b\u043a\u043d\u0435\u0442\u0435\u0441\u044c \u043d\u0430 \u0440\u0430\u0437\u043b\u0438\u0447\u043d\u044b\u0445 \u0443\u0440\u043e\u0432\u043d\u044f\u0445 Steel Storm.<\/p>\n\n\n\n<p>\u0411\u043e\u0441\u0441\u044b \u0441\u044e\u0434\u0430 \u043d\u0435 \u0432\u043a\u043b\u044e\u0447\u0435\u043d\u044b, \u0447\u0442\u043e\u0431\u044b \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0438\u0442\u044c \u0441\u043f\u043e\u0439\u043b\u0435\u0440\u044b. \u0412\u044b \u043d\u0430\u0439\u0434\u0435\u0442\u0435 \u0438\u0445 \u0432 \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0443\u044e\u0449\u0438\u0445 \u0440\u0443\u043a\u043e\u0432\u043e\u0434\u0441\u0442\u0432\u0430\u0445 \u043f\u043e \u0443\u0440\u043e\u0432\u043d\u044f\u043c.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><a href=\"https:\/\/steelstorm.standardof.net\/ru\/%d0%b3%d0%b8%d0%b4\/%d0%b2%d1%80%d0%b0%d0%b6%d0%b5%d1%81%d0%ba%d0%b8%d0%b5-%d0%bf%d0%be%d0%b4%d1%80%d0%b0%d0%b7%d0%b4%d0%b5%d0%bb%d0%b5%d0%bd%d0%b8%d1%8f\/%d1%85%d0%be%d0%b2%d0%b5%d1%80%d1%82%d0%b0%d0%bd%d0%ba%d0%b8\/\" class=\"rank-math-link\">\u041f\u0430\u0440\u044f\u0449\u0438\u0435 \u0442\u0430\u043d\u043a\u0438<\/a><\/h2>\n\n\n\n<p><strong>\u041f\u0430\u0440\u044f\u0449\u0438\u0435 \u0442\u0430\u043d\u043a\u0438<\/strong> - \u043d\u0430\u0438\u0431\u043e\u043b\u0435\u0435 \u043c\u043d\u043e\u0433\u043e\u0447\u0438\u0441\u043b\u0435\u043d\u043d\u044b\u0435 \u0438 \u043c\u043e\u0431\u0438\u043b\u044c\u043d\u044b\u0435 \u0432\u0440\u0430\u0433\u0438, \u0441 \u043a\u043e\u0442\u043e\u0440\u044b\u043c\u0438 \u0432\u044b \u0441\u0442\u0430\u043b\u043a\u0438\u0432\u0430\u0435\u0442\u0435\u0441\u044c \u0432 \u0438\u0433\u0440\u0435, \u043e\u043d\u0438 \u0431\u044b\u0432\u0430\u044e\u0442 \u0442\u0440\u0435\u0445 \u0432\u0438\u0434\u043e\u0432. \u041e\u043d\u0438 \u0447\u0430\u0441\u0442\u043e \u043f\u043e\u044f\u0432\u043b\u044f\u044e\u0442\u0441\u044f \u0438\u043b\u0438 \u0432\u0441\u0442\u0440\u0435\u0447\u0430\u044e\u0442\u0441\u044f \u0433\u0440\u0443\u043f\u043f\u0430\u043c\u0438, \u043d\u0435 \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u044f\u044f \u043e\u0441\u043e\u0431\u043e\u0439 \u0443\u0433\u0440\u043e\u0437\u044b \u0441\u0430\u043c\u0438 \u043f\u043e \u0441\u0435\u0431\u0435, \u043d\u043e \u0441\u0442\u0430\u043d\u043e\u0432\u044f\u0441\u044c \u043e\u043f\u0430\u0441\u043d\u044b\u043c\u0438 \u0432 \u0431\u043e\u043b\u044c\u0448\u043e\u043c \u043a\u043e\u043b\u0438\u0447\u0435\u0441\u0442\u0432\u0435.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><a href=\"https:\/\/steelstorm.standardof.net\/ru\/%d0%b3%d0%b8%d0%b4\/%d0%b2%d1%80%d0%b0%d0%b6%d0%b5%d1%81%d0%ba%d0%b8%d0%b5-%d0%bf%d0%be%d0%b4%d1%80%d0%b0%d0%b7%d0%b4%d0%b5%d0%bb%d0%b5%d0%bd%d0%b8%d1%8f\/%d1%82%d1%8f%d0%b6%d0%b5%d0%bb%d1%8b%d0%b5-%d1%82%d0%b0%d0%bd%d0%ba%d0%b8\/\" class=\"rank-math-link\">\u0422\u044f\u0436\u0435\u043b\u044b\u0435 \u0442\u0430\u043d\u043a\u0438<\/a><\/h2>\n\n\n\n<p><strong>\u0422\u044f\u0436\u0435\u043b\u044b\u0435 \u0442\u0430\u043d\u043a\u0438<\/strong> - \u044d\u0442\u043e \u043a\u0440\u0443\u043f\u043d\u044b\u0435 \u043c\u043e\u0431\u0438\u043b\u044c\u043d\u044b\u0435 \u0432\u0440\u0430\u0433\u0438, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u0447\u0430\u0441\u0442\u043e \u043f\u0443\u0442\u0435\u0448\u0435\u0441\u0442\u0432\u0443\u044e\u0442 \u043e\u0447\u0435\u043d\u044c \u043c\u0435\u0434\u043b\u0435\u043d\u043d\u043e, \u043d\u043e \u0432\u043e\u043e\u0440\u0443\u0436\u0435\u043d\u044b \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u0438\u043c\u0438 \u0432\u0438\u0434\u0430\u043c\u0438 \u043e\u0440\u0443\u0436\u0438\u044f, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043c\u043e\u0433\u0443\u0442 \u043b\u0435\u0433\u043a\u043e \u0440\u0430\u0437\u0440\u0443\u0448\u0438\u0442\u044c \u0432\u0430\u0448 \u0442\u0430\u043d\u043a. \u041f\u0440\u043e\u0442\u0438\u0432 \u044d\u0442\u0438\u0445 \u044e\u043d\u0438\u0442\u043e\u0432 \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0443\u0435\u0442\u0441\u044f \u043f\u0440\u043e\u044f\u0432\u043b\u044f\u0442\u044c \u043e\u0441\u043e\u0431\u0443\u044e \u043e\u0441\u0442\u043e\u0440\u043e\u0436\u043d\u043e\u0441\u0442\u044c, \u043b\u0443\u0447\u0448\u0435 \u0432\u0441\u0435\u0433\u043e \u0441\u0440\u0430\u0436\u0430\u0442\u044c\u0441\u044f \u0441 \u043f\u0440\u0435\u0438\u043c\u0443\u0449\u0435\u0441\u0442\u0432\u043e\u043c \u043d\u0430 \u0431\u043b\u0438\u0437\u043b\u0435\u0436\u0430\u0449\u0435\u0439 \u043c\u0435\u0441\u0442\u043d\u043e\u0441\u0442\u0438.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><a href=\"https:\/\/steelstorm.standardof.net\/ru\/%d0%b3%d0%b8%d0%b4\/%d0%b2%d1%80%d0%b0%d0%b6%d0%b5%d1%81%d0%ba%d0%b8%d0%b5-%d0%bf%d0%be%d0%b4%d1%80%d0%b0%d0%b7%d0%b4%d0%b5%d0%bb%d0%b5%d0%bd%d0%b8%d1%8f\/%d1%82%d1%83%d1%80%d0%b5%d0%bb%d0%b8\/\" class=\"rank-math-link\">\u0422\u0443\u0440\u0435\u043b\u0438<\/a><\/h2>\n\n\n\n<p><strong>\u0422\u0443\u0440\u0435\u043b\u0438 <\/strong>\u044f\u0432\u043b\u044f\u044e\u0442\u0441\u044f \u0441\u0442\u0430\u0446\u0438\u043e\u043d\u0430\u0440\u043d\u044b\u043c\u0438 \u0437\u0430\u0449\u0438\u0442\u043d\u0438\u043a\u0430\u043c\u0438, \u043a\u043e\u0442\u043e\u0440\u044b\u0435, \u0445\u043e\u0442\u044f \u0438 \u043d\u0435\u0441\u043f\u043e\u0441\u043e\u0431\u043d\u044b \u0434\u0432\u0438\u0433\u0430\u0442\u044c\u0441\u044f, \u043e\u0431\u044b\u0447\u043d\u043e \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u044f\u044e\u0442 \u0441\u0435\u0440\u044c\u0435\u0437\u043d\u0443\u044e \u0443\u0433\u0440\u043e\u0437\u0443, \u0443\u0447\u0438\u0442\u044b\u0432\u0430\u044f \u0438\u0445 \u0432\u043e\u043e\u0440\u0443\u0436\u0435\u043d\u0438\u0435. \u0412\u044b \u0447\u0430\u0441\u0442\u043e \u0431\u0443\u0434\u0435\u0442\u0435 \u043e\u0431\u043d\u0430\u0440\u0443\u0436\u0438\u0432\u0430\u0442\u044c, \u0447\u0442\u043e \u043f\u0430\u0440\u0430 \u0442\u0430\u043a\u0438\u0445 \u0432\u0440\u0430\u0436\u0435\u0441\u043a\u0438\u0445 \u044e\u043d\u0438\u0442\u043e\u0432 \u0431\u0443\u0434\u0435\u0442 \u0442\u0435\u043b\u0435\u043f\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u0430 \u0441 \u0434\u043e\u043f\u043e\u043b\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u043c\u0438 \u043f\u0430\u0440\u044f\u0449\u0438\u043c\u0438 \u0442\u0430\u043d\u043a\u0430\u043c\u0438 \u0432\u043e \u0432\u0440\u0435\u043c\u044f \u0437\u0430\u0441\u0430\u0434\u044b.<\/p>","protected":false},"excerpt":{"rendered":"<p>This guide covers all the various enemy units you will find yourself facing in the various levels of Steel Storm. Bosses are not included here to limit spoilers. You will find them covered in their respective level guides. Hover Tanks Hover Tanks are the more numerous, mobile enemies you face in the game, coming in [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":6,"menu_order":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"default","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"hf_cat_page":[14],"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false,"trp-custom-language-flag":false},"uagb_author_info":{"display_name":"SOE","author_link":"https:\/\/steelstorm.standardof.net\/ru\/author\/k-tastic\/"},"uagb_comment_info":0,"uagb_excerpt":"This guide covers all the various enemy units you will find yourself facing in the various levels of Steel Storm. Bosses are not included here to limit spoilers. You will find them covered in their respective level guides. Hover Tanks Hover Tanks are the more numerous, mobile enemies you face in the game, coming in&hellip;","_links":{"self":[{"href":"https:\/\/steelstorm.standardof.net\/ru\/wp-json\/wp\/v2\/pages\/32"}],"collection":[{"href":"https:\/\/steelstorm.standardof.net\/ru\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/steelstorm.standardof.net\/ru\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/steelstorm.standardof.net\/ru\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/steelstorm.standardof.net\/ru\/wp-json\/wp\/v2\/comments?post=32"}],"version-history":[{"count":0,"href":"https:\/\/steelstorm.standardof.net\/ru\/wp-json\/wp\/v2\/pages\/32\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/steelstorm.standardof.net\/ru\/wp-json\/wp\/v2\/pages\/6"}],"wp:attachment":[{"href":"https:\/\/steelstorm.standardof.net\/ru\/wp-json\/wp\/v2\/media?parent=32"}],"wp:term":[{"taxonomy":"hf_cat_page","embeddable":true,"href":"https:\/\/steelstorm.standardof.net\/ru\/wp-json\/wp\/v2\/hf_cat_page?post=32"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}