{"id":5981,"date":"2024-11-14T09:22:19","date_gmt":"2024-11-14T01:22:19","guid":{"rendered":"https:\/\/fwq.ai\/blog\/5981\/"},"modified":"2024-11-14T09:22:19","modified_gmt":"2024-11-14T01:22:19","slug":"sql%e9%99%8d%e5%ba%8f%e5%92%8c%e5%8d%87%e5%ba%8f%e4%bb%80%e4%b9%88%e6%84%8f%e6%80%9d","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/5981\/","title":{"rendered":"sql\u964d\u5e8f\u548c\u5347\u5e8f\u4ec0\u4e48\u610f\u601d"},"content":{"rendered":"<blockquote><p>\n  sql \u4e2d\u4f7f\u7528 desc \u548c asc \u5173\u952e\u5b57\u5206\u522b\u5bf9\u67e5\u8be2\u7ed3\u679c\u8fdb\u884c\u964d\u5e8f\u548c\u5347\u5e8f\u6392\u5e8f\uff0c\u964d\u5e8f\u4ece\u5927\u5230\u5c0f\u6392\u5217\uff0c\u800c\u5347\u5e8f\u4ece\u5c0f\u5230\u5927\u6392\u5217\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202406\/12\/2024061203541669864.jpg\" class=\"aligncenter\" title=\"sql\u964d\u5e8f\u548c\u5347\u5e8f\u4ec0\u4e48\u610f\u601d\u63d2\u56fe\" alt=\"sql\u964d\u5e8f\u548c\u5347\u5e8f\u4ec0\u4e48\u610f\u601d\u63d2\u56fe\" \/><\/p>\n<p><strong>SQL \u4e2d\u7684\u964d\u5e8f\u548c\u5347\u5e8f<\/strong><\/p>\n<p>\u5728 SQL \u4e2d\uff0c\u964d\u5e8f\u548c\u5347\u5e8f\u7528\u4e8e\u5bf9\u67e5\u8be2\u7ed3\u679c\u8fdb\u884c\u6392\u5e8f\u3002<\/p>\n<p><strong>\u964d\u5e8f<\/strong><\/p>\n<p>\u964d\u5e8f\u8868\u793a\u6309\u4ece\u5927\u5230\u5c0f\u7684\u987a\u5e8f\u6570\u636e\u3002\u5b83\u4f7f\u7528 DESC \u5173\u952e\u5b57\u3002\u4f8b\u5982\uff1a<\/p>\n<pre>SELECT * FROM customers ORDER BY name DESC;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4e0a\u9762\u7684\u67e5\u8be2\u5c06\u6309\u5ba2\u6237\u59d3\u540d\u964d\u5e8f\u6392\u5217\u5ba2\u6237\u8868\u3002<\/p>\n<p><strong>\u5347\u5e8f<\/strong><\/p>\n<p>\u5347\u5e8f\u8868\u793a\u6309\u4ece\u5c0f\u5230\u5927\u7684\u987a\u5e8f\u6392\u5217\u6570\u636e\u3002\u5b83\u4f7f\u7528 ASC \u5173\u952e\u5b57\u3002\u4f8b\u5982\uff1a<\/p>\n<pre>SELECT * FROM customers ORDER BY name ASC;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4e0a\u9762\u7684\u67e5\u8be2\u5c06\u6309\u5ba2\u6237\u59d3\u540d\u5347\u5e8f\u6392\u5217\u5ba2\u6237\u8868\u3002<\/p>\n<p><strong>\u533a\u522b<\/strong><\/p>\n<p>\u964d\u5e8f\u548c\u5347\u5e8f\u4e4b\u95f4\u7684\u4e3b\u8981\u533a\u522b\u5728\u4e8e\u6392\u5217\u6570\u636e\u7684\u987a\u5e8f\u3002\u964d\u5e8f\u6309\u4ece\u5927\u5230\u5c0f\u7684\u987a\u5e8f\u6392\u5217\uff0c\u800c\u5347\u5e8f\u6309\u4ece\u5c0f\u5230\u5927\u7684\u987a\u5e8f\u6392\u5217\u3002<\/p>\n<p><strong>\u5e94\u7528<\/strong><\/p>\n<p>\u964d\u5e8f\u548c\u5347\u5e8f\u53ef\u4ee5\u7528\u4e8e\u5404\u79cd\u60c5\u51b5\uff0c\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li>\u67e5\u627e\u6700\u9ad8\u6216\u6700\u4f4e\u503c<\/li>\n<li>\u6309\u7279\u5b9a\u5217\u7ec4\u6392\u5217\u6570\u636e<\/li>\n<li>\u521b\u5efa\u62a5\u544a\u548c\u56fe\u8868<\/li>\n<li>\u8fdb\u884c\u6570\u636e\u5206\u6790<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662fsql\u964d\u5e8f\u548c\u5347\u5e8f\u4ec0\u4e48\u610f\u601d\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\u4f7f\u7528 desc \u548c asc \u5173\u952e\u5b57\u5206\u522b\u5bf9\u67e5\u8be2\u7ed3\u679c\u8fdb\u884c\u964d\u5e8f\u548c\u5347\u5e8f\u6392\u5e8f\uff0c\u964d\u5e8f\u4ece\u5927\u5230\u5c0f\u6392\u5217\uff0c\u800c\u5347\u5e8f\u4ece\u5c0f\u5230\u5927\u6392\u5217\u3002 SQL \u4e2d\u7684\u964d\u5e8f\u548c\u5347\u5e8f \u5728 SQL \u4e2d\uff0c\u964d\u5e8f\u548c\u5347\u5e8f\u7528\u4e8e\u5bf9\u67e5\u8be2\u7ed3\u679c\u8fdb\u884c\u6392\u5e8f\u3002 \u964d\u5e8f \u964d\u5e8f\u8868\u793a\u6309\u4ece\u5927\u5230\u5c0f\u7684\u987a\u5e8f\u6570\u636e\u3002\u5b83\u4f7f\u7528 DESC \u5173\u952e\u5b57\u3002\u4f8b\u5982\uff1a SELECT * FROM customers ORDER BY name DESC; \u767b\u5f55\u540e\u590d\u5236 \u4e0a\u9762\u7684\u67e5\u8be2\u5c06\u6309\u5ba2\u6237\u59d3\u540d\u964d\u5e8f\u6392\u5217\u5ba2\u6237\u8868\u3002 \u5347\u5e8f \u5347\u5e8f\u8868\u793a\u6309\u4ece\u5c0f\u5230\u5927\u7684\u987a\u5e8f\u6392\u5217\u6570\u636e\u3002\u5b83\u4f7f\u7528 ASC \u5173\u952e\u5b57\u3002\u4f8b\u5982\uff1a SELECT * FROM customers ORDER BY name ASC; \u767b\u5f55\u540e\u590d\u5236 \u4e0a\u9762\u7684\u67e5\u8be2\u5c06\u6309\u5ba2\u6237\u59d3\u540d\u5347\u5e8f\u6392\u5217\u5ba2\u6237\u8868\u3002 \u533a\u522b \u964d\u5e8f\u548c\u5347\u5e8f\u4e4b\u95f4\u7684\u4e3b\u8981\u533a\u522b\u5728\u4e8e\u6392\u5217\u6570\u636e\u7684\u987a\u5e8f\u3002\u964d\u5e8f\u6309\u4ece\u5927\u5230\u5c0f\u7684\u987a\u5e8f\u6392\u5217\uff0c\u800c\u5347\u5e8f\u6309\u4ece\u5c0f\u5230\u5927\u7684\u987a\u5e8f\u6392\u5217\u3002 \u5e94\u7528 \u964d\u5e8f\u548c\u5347\u5e8f\u53ef\u4ee5\u7528\u4e8e\u5404\u79cd\u60c5\u51b5\uff0c\u4f8b\u5982\uff1a \u67e5\u627e\u6700\u9ad8\u6216\u6700\u4f4e\u503c \u6309\u7279\u5b9a\u5217\u7ec4\u6392\u5217\u6570\u636e \u521b\u5efa\u62a5\u544a\u548c\u56fe\u8868 \u8fdb\u884c\u6570\u636e\u5206\u6790 \u4ee5\u4e0a\u5c31\u662fsql\u964d\u5e8f\u548c\u5347\u5e8f\u4ec0\u4e48\u610f\u601d\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},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-5981","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/5981","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=5981"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/5981\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=5981"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=5981"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=5981"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}