{"id":5900,"date":"2024-11-14T08:26:17","date_gmt":"2024-11-14T00:26:17","guid":{"rendered":"https:\/\/fwq.ai\/blog\/5900\/"},"modified":"2024-11-14T08:26:17","modified_gmt":"2024-11-14T00:26:17","slug":"sql%e9%99%8d%e5%ba%8f%e6%8e%92%e5%88%97%e6%80%8e%e4%b9%88%e6%93%8d%e4%bd%9c","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/5900\/","title":{"rendered":"sql\u964d\u5e8f\u6392\u5217\u600e\u4e48\u64cd\u4f5c"},"content":{"rendered":"<blockquote><p>\n  sql\u4e2d\u5bf9\u67e5\u8be2\u7ed3\u679c\u8fdb\u884c\u964d\u5e8f\u6392\u5217\u53ef\u4ee5\u4f7f\u7528order by\u5b50\u53e5\uff0c\u5177\u4f53\u8bed\u6cd5\u4e3a\uff1aorder by \u5217\u540d desc\uff0c\u5176\u4e2d\u5217\u540d\u662f\u8981\u6392\u5e8f\u7684\u5217\uff0cdesc\u8868\u793a\u964d\u5e8f\u6392\u5217\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202406\/03\/2024060322003161659.jpg\" class=\"aligncenter\" title=\"sql\u964d\u5e8f\u6392\u5217\u600e\u4e48\u64cd\u4f5c\u63d2\u56fe\" alt=\"sql\u964d\u5e8f\u6392\u5217\u600e\u4e48\u64cd\u4f5c\u63d2\u56fe\" \/><\/p>\n<p><strong>SQL\u4e2d\u8fdb\u884c\u964d\u5e8f\u7684\u64cd\u4f5c<\/strong><\/p>\n<p>\u5728SQL\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528ORDER BY\u5b50\u53e5\u6765\u5bf9\u67e5\u8be2\u7ed3\u679c\u8fdb\u884c\u964d\u5e8f\u6392\u5217\u3002\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre>ORDER BY \u5217\u540d DESC<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5176\u4e2d\uff0c\u5217\u540d\u662f\u8981\u6392\u5e8f\u7684\u5217\uff0cDESC\u5173\u952e\u5b57\u8868\u793a\u964d\u5e8f\u6392\u5217\u3002<\/p>\n<p><strong>\u793a\u4f8b<\/strong><\/p>\n<p>\u4f8b\u5982\uff0c\u8003\u8651\u4e00\u4e2a\u5305\u542b\u5b66\u751f\u6210\u7ee9\u7684\u8868students\uff1a<\/p>\n<pre>| id | name | score |\n|---|---|---|\n| 1 | John | 85 |\n| 2 | Mary | 92 |\n| 3 | Bob | 88 |\n| 4 | Alice | 95 |<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u8981\u5bf9\u6210\u7ee9\u8fdb\u884c\u964d\u5e8f\u6392\u5217\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8be2\uff1a<\/p>\n<pre>SELECT * FROM students\nORDER BY score DESC;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n<pre>| id | name | score |\n|---|---|---|\n| 4 | Alice | 95 |\n| 2 | Mary | 92 |\n| 3 | Bob | 88 |\n| 1 | John | 85 |<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u53ef\u4ee5\u770b\u5230\uff0c\u5b66\u751f\u6210\u7ee9\u6309\u964d\u5e8f\u6392\u5217\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fsql\u964d\u5e8f\u600e\u4e48\u64cd\u4f5c\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u7f51\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>sql\u4e2d\u5bf9\u67e5\u8be2\u7ed3\u679c\u8fdb\u884c\u964d\u5e8f\u6392\u5217\u53ef\u4ee5\u4f7f\u7528order by\u5b50\u53e5\uff0c\u5177\u4f53\u8bed\u6cd5\u4e3a\uff1aorder by \u5217\u540d desc\uff0c\u5176\u4e2d\u5217\u540d\u662f\u8981\u6392\u5e8f\u7684\u5217\uff0cdesc\u8868\u793a\u964d\u5e8f\u6392\u5217\u3002 SQL\u4e2d\u8fdb\u884c\u964d\u5e8f\u7684\u64cd\u4f5c \u5728SQL\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528ORDER BY\u5b50\u53e5\u6765\u5bf9\u67e5\u8be2\u7ed3\u679c\u8fdb\u884c\u964d\u5e8f\u6392\u5217\u3002\u8bed\u6cd5\u5982\u4e0b\uff1a ORDER BY \u5217\u540d DESC \u767b\u5f55\u540e\u590d\u5236 \u5176\u4e2d\uff0c\u5217\u540d\u662f\u8981\u6392\u5e8f\u7684\u5217\uff0cDESC\u5173\u952e\u5b57\u8868\u793a\u964d\u5e8f\u6392\u5217\u3002 \u793a\u4f8b \u4f8b\u5982\uff0c\u8003\u8651\u4e00\u4e2a\u5305\u542b\u5b66\u751f\u6210\u7ee9\u7684\u8868students\uff1a | id | name | score | |&#8212;|&#8212;|&#8212;| | 1 | John | 85 | | 2 | Mary | 92 | | 3 | Bob | 88 | | 4 | Alice | 95 | \u767b\u5f55\u540e\u590d\u5236 \u8981\u5bf9\u6210\u7ee9\u8fdb\u884c\u964d\u5e8f\u6392\u5217\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8be2\uff1a SELECT [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-5900","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/5900","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=5900"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/5900\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=5900"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=5900"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=5900"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}