{"id":14587,"date":"2022-10-08T10:06:28","date_gmt":"2022-10-08T04:36:28","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-join-on-with-max-value-mysql\/"},"modified":"2022-10-08T10:06:28","modified_gmt":"2022-10-08T04:36:28","slug":"solved-join-on-with-max-value-mysql","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-join-on-with-max-value-mysql\/","title":{"rendered":"[Solved] JOIN ON WITH MAX VALUE MYSQL"},"content":{"rendered":"<p> [ad_1]<br \/>\n<\/p>\n<div id=\"answer-72583106\" class=\"answer js-answer accepted-answer js-accepted-answer\" data-answerid=\"72583106\" data-parentid=\"72583019\" data-score=\"0\" data-position-on-page=\"1\" data-highest-scored=\"1\" data-question-has-accepted-highest-score=\"1\" itemprop=\"acceptedAnswer\" itemscope itemtype=\"https:\/\/schema.org\/Answer\">\n<div class=\"post-layout\">\n<div class=\"votecell post-layout--left\"><\/div>\n<div class=\"answercell post-layout--right\">\n<div class=\"s-prose js-post-body\" itemprop=\"text\">\n<p>If you just want the max score per student you can aggregate the rows <em>before<\/em> joining:<\/p>\n<pre><code>select s.id_student, u.name, u.role, s.status, u.no_phone, s.exam_status, sc.score\nfrom student s\njoin user u on u.username = s.id_student\njoin (\n  select Max(score) as score, id_student\n    from score\n    group id_student\n)sc on sc.id_student = s.id_student\nwhere mod(s.id_student, 2) = 0\norder by sc.score desc;\n<\/code><\/pre>\n<p>Note using short aliases for your tables improves the readability of the query; I guessed at which tables the columns are from &#8211; using aliases when joining tables means others, and you, don&#8217;t need to guess.<\/p>\n<\/p><\/div>\n<div class=\"mt24\"><\/div>\n<\/div>\n<p>            <span class=\"d-none\" itemprop=\"commentCount\">0<\/span> <\/p><\/div>\n<\/div>\n<p>[ad_2]<\/p>\n<p>solved JOIN ON WITH MAX VALUE MYSQL <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[ad_1] If you just want the max score per student you can aggregate the rows before joining: select s.id_student, u.name, u.role, s.status, u.no_phone, s.exam_status, sc.score from student s join user u on u.username = s.id_student join ( select Max(score) as score, id_student from score group id_student )sc on sc.id_student = s.id_student where mod(s.id_student, 2) = &#8230; <a title=\"[Solved] JOIN ON WITH MAX VALUE MYSQL\" class=\"read-more\" href=\"https:\/\/jassweb.com\/solved\/solved-join-on-with-max-value-mysql\/\" aria-label=\"More on [Solved] JOIN ON WITH MAX VALUE MYSQL\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[320],"tags":[534,572,340],"class_list":["post-14587","post","type-post","status-publish","format-standard","hentry","category-solved","tag-join","tag-max","tag-mysql"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>[Solved] JOIN ON WITH MAX VALUE MYSQL - JassWeb<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/jassweb.com\/solved\/solved-join-on-with-max-value-mysql\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] JOIN ON WITH MAX VALUE MYSQL - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] If you just want the max score per student you can aggregate the rows before joining: select s.id_student, u.name, u.role, s.status, u.no_phone, s.exam_status, sc.score from student s join user u on u.username = s.id_student join ( select Max(score) as score, id_student from score group id_student )sc on sc.id_student = s.id_student where mod(s.id_student, 2) = ... 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