{"id":232889,"date":"2023-01-30T09:47:00","date_gmt":"2023-01-30T06:47:00","guid":{"rendered":"https:\/\/wordpress.mediadoma.com\/?p=232889"},"modified":"2023-02-06T11:15:52","modified_gmt":"2023-02-06T08:15:52","slug":"comment-imprimer-le-resume-du-tableau-mysql-en-utilisant-php","status":"publish","type":"post","link":"https:\/\/wordpress.mediadoma.com\/fr\/comment-imprimer-le-resume-du-tableau-mysql-en-utilisant-php\/","title":{"rendered":"Comment imprimer le r\u00e9sum\u00e9 du tableau MySQL en utilisant PHP\u00a0?"},"content":{"rendered":"<p>La table <a href=\"https:\/\/helloacm.com\/how-to-generate-100k-test-data-to-mysql-database\/\" target=\"_blank\" rel=\"noopener nofollow\" class=\"external external_icon\">MySQL<\/a> a une commande <strong>Afficher l&rsquo;\u00e9tat de la table<\/strong> qui imprime un r\u00e9sum\u00e9 de la table, mais elle contient de nombreuses informations sur toutes les tables de la base de donn\u00e9es actuelle (pour changer de base de donn\u00e9es, utilisez &lsquo;use database_name&rsquo;), ce qui n&rsquo;est pas tr\u00e8s convivial.<\/p>\n<p>Ce que nous voulons savoir, c&rsquo;est la taille des donn\u00e9es et la taille de l&rsquo;index, vous pouvez utiliser le script <a href=\"https:\/\/helloacm.com\/the-php-bing-wallpaper-bot-crawler\/\" target=\"_blank\" rel=\"noopener nofollow\" class=\"external external_icon\">PHP suivant pour imprimer ces informations.<\/a><\/p>\n<pre><code>&lt;?php\n\u00a0 require('conn.php'); \/\/ connect your database using e.g. $connection = mysqli_connect(...)\n\u00a0 $query = \"show table status\";\n\u00a0 $result = mysqli_query($connection, $query);\n\u00a0 $ds = 0;\n\u00a0 $is = 0;\n\u00a0 echo \"&lt;table style='text-align:left;width:100%'&gt;\";\n\u00a0 echo \"&lt;tr \u00a0style='background:blue;color:yellow;'&gt;&lt;th&gt;Name&lt;\/th&gt;&lt;th&gt;Data&lt;\/th&gt;&lt;th&gt;Index&lt;\/th&gt;&lt;\/tr&gt;\";\n\u00a0 function format($c) {\n\u00a0 \u00a0 return (round($c \/ 1024, 2)). 'KB';\n\u00a0 }\n\u00a0 while ($row = mysqli_fetch_assoc($result)) {\n\u00a0 \u00a0 echo \"&lt;tr&gt;&lt;th&gt;\". ($row['Name']). '&lt;\/th&gt;';\n\u00a0 \u00a0 echo \"&lt;th&gt;\". format($row['Data_length']). \"&lt;\/th&gt;\";\n\u00a0 \u00a0 echo \"&lt;th&gt;\". format($row['Index_length']). \"&lt;\/th&gt;\";\n\u00a0 \u00a0 $ds += $row['Data_length'];\n\u00a0 \u00a0 $is += $row['Index_length'];\n\u00a0 \u00a0 echo \"&lt;\/tr&gt;\";\n\u00a0 }\n\u00a0 echo \"&lt;tr style='background:lightblue;'&gt;\";\n\u00a0 echo \"&lt;th&gt;\". format($ds + $is). \"&lt;\/th&gt;&lt;th&gt;\". format($ds). \"&lt;\/th&gt;&lt;th&gt;\". format($is). \"&lt;\/th&gt;\";\n\u00a0 echo \"&lt;\/tr&gt;&lt;\/table&gt;\";<\/code><\/pre>\n<p>Voici un exemple d&rsquo;utilisation d&rsquo;une base de donn\u00e9es <a href=\"https:\/\/wordpress.mediadoma.com\/fr\/comment-ajouter-disqus-si-les-commentaires-sont-fermes-dans-wordpress\/\" title=\"wordpress\">wordpress<\/a> typique. Nous formatons la taille en utilisant KB. De cette fa\u00e7on, vous pouvez suivre l&rsquo;utilisation de la table de temps en temps. Vous pouvez \u00e9galement modifier le CSS \u00e9l\u00e9gant dans le code ci-dessus pour formater la sortie.<\/p>\n<p>mysql-show-table-status-in-php-example<\/p>\n<p><div id=\"PostUnique_PostSource\" style=\"padding-top: 50px\">Source d&rsquo;enregistrement:  <a target=\"_blank\" rel=\"noopener nofollow\" href=\"\/\/helloacm.com\" class=\"external external_icon\">helloacm.com<\/a><\/div><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Comment imprimer le r\u00e9sum\u00e9 du tableau MySQL en utilisant PHP\u00a0?<\/p>\n","protected":false},"author":1,"featured_media":224526,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_wp_rev_ctl_limit":""},"categories":[915,893,717,801],"tags":[1167],"class_list":["post-232889","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-autre","category-code-2","category-developpeur","category-php-3","tag-affiai-fr"],"_links":{"self":[{"href":"https:\/\/wordpress.mediadoma.com\/fr\/wp-json\/wp\/v2\/posts\/232889","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wordpress.mediadoma.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wordpress.mediadoma.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wordpress.mediadoma.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wordpress.mediadoma.com\/fr\/wp-json\/wp\/v2\/comments?post=232889"}],"version-history":[{"count":0,"href":"https:\/\/wordpress.mediadoma.com\/fr\/wp-json\/wp\/v2\/posts\/232889\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/wordpress.mediadoma.com\/fr\/wp-json\/wp\/v2\/media\/224526"}],"wp:attachment":[{"href":"https:\/\/wordpress.mediadoma.com\/fr\/wp-json\/wp\/v2\/media?parent=232889"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wordpress.mediadoma.com\/fr\/wp-json\/wp\/v2\/categories?post=232889"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wordpress.mediadoma.com\/fr\/wp-json\/wp\/v2\/tags?post=232889"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}