{"id":232842,"date":"2023-01-30T10:25:00","date_gmt":"2023-01-30T07:25:00","guid":{"rendered":"https:\/\/wordpress.mediadoma.com\/?p=232842"},"modified":"2023-02-06T10:58:38","modified_gmt":"2023-02-06T07:58:38","slug":"jak-wydrukowac-podsumowanie-tabeli-mysql-za-pomoca-php","status":"publish","type":"post","link":"https:\/\/wordpress.mediadoma.com\/pl\/jak-wydrukowac-podsumowanie-tabeli-mysql-za-pomoca-php\/","title":{"rendered":"Jak wydrukowa\u0107 podsumowanie tabeli MySQL za pomoc\u0105 PHP?"},"content":{"rendered":"<p>Tabela <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> ma polecenie <strong>Show Table Status<\/strong>, kt\u00f3re drukuje podsumowanie tabeli, ale zawiera wiele informacji o wszystkich tabelach w bie\u017c\u0105cej bazie danych (aby zmieni\u0107 baz\u0119 danych, u\u017cyj 'use database_name&#8217;), co nie jest zbyt przyjazne dla u\u017cytkownika.<\/p>\n<p>To, co chcemy wiedzie\u0107, to rozmiar danych i rozmiar indeksu, mo\u017cesz u\u017cy\u0107 nast\u0119puj\u0105cego skryptu <a href=\"https:\/\/helloacm.com\/the-php-bing-wallpaper-bot-crawler\/\" target=\"_blank\" rel=\"noopener nofollow\" class=\"external external_icon\">PHP<\/a>, aby wydrukowa\u0107 takie informacje.<\/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>Oto przyk\u0142ad u\u017cycia z typowej bazy danych <a href=\"https:\/\/wordpress.mediadoma.com\/pl\/jak-dodac-disqus-jesli-komentarze-sa-zamkniete-w-wordpress\/\" title=\"wordpress\">wordpress<\/a>. Formatujemy rozmiar za pomoc\u0105 KB. W ten spos\u00f3b mo\u017cesz od czasu do czasu \u015bledzi\u0107 wykorzystanie tabeli. Mo\u017cesz tak\u017ce zmieni\u0107 stylowy CSS w powy\u017cszym kodzie, aby sformatowa\u0107 dane wyj\u015bciowe.<\/p>\n<p>mysql-show-table-status-in-php-example<\/p>\n<p><div id=\"PostUnique_PostSource\" style=\"padding-top: 50px\">\u0179r\u00f3d\u0142o nagrywania:  <a target=\"_blank\" rel=\"noopener nofollow\" href=\"\/\/helloacm.com\" class=\"external external_icon\">helloacm.com<\/a><\/div><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Jak wydrukowa\u0107 podsumowanie tabeli MySQL za pomoc\u0105 PHP?<\/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":[721,919,897,805],"tags":[1169],"class_list":["post-232842","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-deweloper","category-inny","category-kod","category-php-7","tag-affiai-pl"],"_links":{"self":[{"href":"https:\/\/wordpress.mediadoma.com\/pl\/wp-json\/wp\/v2\/posts\/232842","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wordpress.mediadoma.com\/pl\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wordpress.mediadoma.com\/pl\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wordpress.mediadoma.com\/pl\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wordpress.mediadoma.com\/pl\/wp-json\/wp\/v2\/comments?post=232842"}],"version-history":[{"count":0,"href":"https:\/\/wordpress.mediadoma.com\/pl\/wp-json\/wp\/v2\/posts\/232842\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/wordpress.mediadoma.com\/pl\/wp-json\/wp\/v2\/media\/224526"}],"wp:attachment":[{"href":"https:\/\/wordpress.mediadoma.com\/pl\/wp-json\/wp\/v2\/media?parent=232842"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wordpress.mediadoma.com\/pl\/wp-json\/wp\/v2\/categories?post=232842"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wordpress.mediadoma.com\/pl\/wp-json\/wp\/v2\/tags?post=232842"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}