{"id":200361,"date":"2025-05-06T09:02:12","date_gmt":"2025-05-06T01:02:12","guid":{"rendered":"https:\/\/server.hk\/cnblog\/200361\/"},"modified":"2025-05-06T09:02:12","modified_gmt":"2025-05-06T01:02:12","slug":"%e5%a6%82%e4%bd%95%e6%9f%a5%e8%af%a2-mysql-%e4%b8%ad%e7%89%b9%e5%ae%9a%e5%ad%97%e6%ae%b5%e5%80%bc%e4%b8%94%e5%8f%a6%e4%b8%80%e4%b8%aa%e5%ad%97%e6%ae%b5%e5%87%ba%e7%8e%b0%e6%ac%a1%e6%95%b0%e5%a4%a7","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/200361\/","title":{"rendered":"\u5982\u4f55\u67e5\u8be2 MySQL \u4e2d\u7279\u5b9a\u5b57\u6bb5\u503c\u4e14\u53e6\u4e00\u4e2a\u5b57\u6bb5\u51fa\u73b0\u6b21\u6570\u5927\u4e8e\u6307\u5b9a\u6b21\u6570\u7684\u8bb0\u5f55\uff1f"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>\u5982\u4f55\u67e5\u8be2 MySQL \u4e2d\u7279\u5b9a\u5b57\u6bb5\u503c\u4e14\u53e6\u4e00\u4e2a\u5b57\u6bb5\u51fa\u73b0\u6b21\u6570\u5927\u4e8e\u6307\u5b9a\u6b21\u6570\u7684\u8bb0\u5f55\uff1f<\/h1>\n<p>\u672c\u7bc7\u6587\u7ae0\u4e3b\u8981\u662f\u7ed3\u5408\u6211\u4e4b\u524d\u9762\u8bd5\u7684\u5404\u79cd\u7ecf\u5386\u548c\u5b9e\u6218\u5f00\u53d1\u4e2d\u9047\u5230\u7684\u95ee\u9898\u89e3\u51b3\u7ecf\u9a8c\u6574\u7406\u7684\uff0c\u5e0c\u671b\u8fd9\u7bc7\u300a\u5982\u4f55\u67e5\u8be2 MySQL \u4e2d\u7279\u5b9a\u5b57\u6bb5\u503c\u4e14\u53e6\u4e00\u4e2a\u5b57\u6bb5\u51fa\u73b0\u6b21\u6570\u5927\u4e8e\u6307\u5b9a\u6b21\u6570\u7684\u8bb0\u5f55\uff1f\u300b\u5bf9\u4f60\u6709\u5f88\u5927\u5e2e\u52a9\uff01\u6b22\u8fce\u6536\u85cf\uff0c\u5206\u4eab\u7ed9\u66f4\u591a\u7684\u9700\u8981\u7684\u670b\u53cb\u5b66\u4e60~<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241102\/173055585967262fd34392b.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>\u67e5\u8be2\u6307\u5b9a\u5b57\u6bb5\u503c\u548c\u51fa\u73b0\u6b21\u6570\u5927\u4e8e\u6307\u5b9a\u6b21\u6570\u7684\u8bb0\u5f55<\/strong><\/p>\n<p>\u5728 mysql \u4e2d\uff0c\u8981\u67e5\u8be2\u4e00\u4e2a\u5b57\u6bb5\u7684\u503c\u4e3a\u7279\u5b9a\u503c\uff0c\u5e76\u4e14\u53e6\u4e00\u4e2a\u5b57\u6bb5\u7684\u503c\u51fa\u73b0\u6b21\u6570\u5927\u4e8e\u6307\u5b9a\u6b21\u6570\u7684\u8bb0\u5f55\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u65b9\u6cd5\uff1a<\/p>\n<pre>select * from \u8868\nwhere refund_id in (\n    select refund_id from \u8868\n    where return_code = 'SUCCESS'\n    group by refund_id\n    having count(*) &gt;= 2\n);<\/pre>\n<p>\u5728\u8fd9\u4e2a\u67e5\u8be2\u4e2d\uff1a<\/p>\n<ul>\n<li>select * from \u8868\uff1a\u8fd9\u90e8\u5206\u662f\u4ece\u540d\u4e3a \u8868 \u7684\u8868\u4e2d\u9009\u62e9\u6240\u6709\u5217\u3002<\/li>\n<li>where refund_id in (&#8230;): \u8fd9\u90e8\u5206\u7528\u4e8e\u7b5b\u9009\u8bb0\u5f55\uff0c\u4ee5\u786e\u4fdd\u5b83\u4eec\u5305\u542b\u6307\u5b9a\u7684 refund_id \u503c\u3002<\/li>\n<li>(select refund_id from \u8868 where return_code = &#8216;success&#8217; group by refund_id having count(*) &gt;= 2): \u8fd9\u90e8\u5206\u662f\u4e00\u4e2a\u5b50\u67e5\u8be2\u3002\u5b83\u9996\u5148\u9009\u62e9\u6240\u6709 refund_id \u503c\uff0c\u5176\u4e2d return_code \u5217\u7684\u503c\u4e3a success\u3002\u7136\u540e\uff0c\u5b83\u5c06\u8fd9\u4e9b refund_id \u503c\u5206\u7ec4\uff0c\u5e76\u5220\u9664\u5206\u7ec4\u4e2d\u4e0d\u5305\u542b\u81f3\u5c11 2 \u6761\u8bb0\u5f55\u7684\u7ec4\u3002\u6700\u540e\uff0c\u5b83\u53ea\u9009\u62e9\u5177\u6709\u81f3\u5c11 2 \u6761\u8bb0\u5f55\u7684\u7ec4\u7684 refund_id \u503c\u3002<\/li>\n<li>having count(*) &gt;= 2: \u8fd9\u90e8\u5206\u662f having \u5b50\u53e5\u7684\u4e00\u90e8\u5206\u3002\u5b83\u6307\u5b9a\u4e86\u5b50\u67e5\u8be2\u4e2d\u6240\u9009\u7ec4\u7684\u8ba1\u6570\u5fc5\u987b\u5927\u4e8e\u6216\u7b49\u4e8e 2\u3002\u8fd9\u53ef\u786e\u4fdd\u4ec5\u9009\u62e9\u5177\u6709\u6307\u5b9a\u6b21\u6570\u7684 return_code=success \u8bb0\u5f55\u7684\u7ec4\u3002<\/li>\n<\/ul>\n<p>\u4f7f\u7528\u6b64\u67e5\u8be2\uff0c\u60a8\u53ef\u4ee5\u68c0\u7d22\u7b26\u5408\u60a8\u6307\u5b9a\u6761\u4ef6\u7684\u8bb0\u5f55\u3002\u4f8b\u5982\uff0c\u5728\u60a8\u63d0\u4f9b\u7684\u793a\u4f8b\u4e2d\uff0c\u6b64\u67e5\u8be2\u5c06\u8fd4\u56de refund_id \u4e3a 520403\uff0c\u5e76\u4e14 return_code \u4e3a success \u7684\u4e24\u6761\u8bb0\u5f55\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u300a\u5982\u4f55\u67e5\u8be2 MySQL \u4e2d\u7279\u5b9a\u5b57\u6bb5\u503c\u4e14\u53e6\u4e00\u4e2a\u5b57\u6bb5\u51fa\u73b0\u6b21\u6570\u5927\u4e8e\u6307\u5b9a\u6b21\u6570\u7684\u8bb0\u5f55\uff1f\u300b\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u5173\u4e8e\u7684\u8d44\u6599\u8bf7\u5173\u6ce8\u4e3b\u673a\u5b9d\u8d1d\u516c\u4f17\u53f7\uff01<\/p>\n<dl>\n<dt>\n <\/dt>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u67e5\u8be2 MySQL \u4e2d\u7279\u5b9a\u5b57\u6bb5&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-200361","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/200361","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=200361"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/200361\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=200361"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=200361"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=200361"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}