{"id":203355,"date":"2025-05-22T12:26:20","date_gmt":"2025-05-22T04:26:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/203355\/"},"modified":"2025-05-22T12:26:20","modified_gmt":"2025-05-22T04:26:20","slug":"%e5%8d%83%e4%b8%87%e7%ba%a7%e6%95%b0%e6%8d%ae%e9%87%8f%e6%a8%a1%e7%b3%8a%e6%90%9c%e7%b4%a2%ef%bc%8c%e5%a6%82%e4%bd%95%e5%9c%a8%e4%b8%80%e7%a7%92%e5%86%85%e5%ae%9e%e7%8e%b0%e5%bf%ab%e9%80%9f%e6%9f%a5","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/203355\/","title":{"rendered":"**\u5343\u4e07\u7ea7\u6570\u636e\u91cf\u6a21\u7cca\u641c\u7d22\uff0c\u5982\u4f55\u5728\u4e00\u79d2\u5185\u5b9e\u73b0\u5feb\u901f\u67e5\u8be2\uff1f**"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>**\u5343\u4e07\u7ea7\u6570\u636e\u91cf\u6a21\u7cca\u641c\u7d22\uff0c\u5982\u4f55\u5728\u4e00\u79d2\u5185\u5b9e\u73b0\u5feb\u901f\u67e5\u8be2\uff1f**<\/h1>\n<p>\u5927\u5bb6\u597d\uff0c\u4eca\u5929\u672c\u4eba\u7ed9\u5927\u5bb6\u5e26\u6765\u6587\u7ae0<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300a**\u5343\u4e07\u7ea7\u6570\u636e\u91cf\u6a21\u7cca\u641c\u7d22\uff0c\u5982\u4f55\u5728\u4e00\u79d2\u5185\u5b9e\u73b0\u5feb\u901f\u67e5\u8be2\uff1f**\u300b<\/span>\uff0c\u6587\u4e2d\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span><\/span>\uff0c\u5982\u679c\u4f60\u5bf9<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\u65b9\u9762\u7684\u77e5\u8bc6\u70b9\u611f\u5174\u8da3\uff0c\u90a3\u5c31\u8bf7\u5404\u4f4d\u670b\u53cb\u7ee7\u7eed\u770b\u4e0b\u53bb\u5427~\u5e0c\u671b\u80fd\u771f\u6b63\u5e2e\u5230\u4f60\u4eec\uff0c\u8c22\u8c22\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241106\/1730856830672ac77edd9a2.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>\u79d2\u7ea7\u5b9e\u73b0\u5343\u4e07\u6570\u636e\u91cf\u6a21\u7cca\u641c\u7d22<\/strong><\/p>\n<p>\u5bf9\u4e8e\u5343\u4e07\u7ea7\u6570\u636e\u91cf\u7684\u6a21\u7cca\u641c\u7d22\uff0c\u5982\u4f55\u5728\u4e00\u79d2\u5185\u9ad8\u6548\u67e5\u8be2\u4e00\u76f4\u662f\u4e00\u4e2a\u96be\u9898\uff0c\u5c24\u5176\u662f\u65e0\u6cd5\u4f7f\u7528\u7d22\u5f15\u7684\u60c5\u51b5\u4e0b\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u4e00\u4e2a\u9488\u5bf9\u6b64\u7c7b\u573a\u666f\u7684\u89e3\u51b3\u65b9\u6848\uff0c\u901a\u8fc7\u6784\u5efa\u7d22\u5f15\u8868\uff0c\u5b9e\u73b0\u5feb\u901f\u6a21\u7cca\u641c\u7d22\u3002<\/p>\n<p><strong>\u7d22\u5f15\u8868\u65b9\u6848<\/strong><\/p>\n<p>\u6211\u4eec\u521b\u5efa\u4e00\u4e2a\u7d22\u5f15\u8868\uff0c\u5176\u4e2d\u5305\u542b\u4ee5\u4e0b\u4e09\u5217\uff1a<\/p>\n<ul>\n<li>\u5f53\u524d\u8bcd\uff1a\u6a21\u7cca\u641c\u7d22\u5173\u952e\u5b57\u4e2d\u7684\u5f53\u524d\u8bcd<\/li>\n<li>\u4e0b\u4e00\u8bcd\uff1a\u5173\u952e\u5b57\u4e2d\u5f53\u524d\u8bcd\u7684\u4e0b\u4e00\u4e2a\u8bcd<\/li>\n<li>\u539f\u8bb0\u5f55\u4e3b\u952eid\uff1a\u5bf9\u5e94\u539f\u59cb\u6570\u636e\u8868\u4e2d\u5339\u914d\u5173\u952e\u5b57\u7684\u8bb0\u5f55id<\/li>\n<\/ul>\n<p><strong>\u6784\u5efa\u7d22\u5f15\u8868<\/strong><\/p>\n<p>\u5bf9\u4e8e\u6bcf\u6761\u539f\u59cb\u6570\u636e\u8bb0\u5f55\uff0c\u6211\u4eec\u5c06\u6839\u636e\u6a21\u7cca\u641c\u7d22\u5173\u952e\u5b57\u5c06\u8be5\u8bb0\u5f55id\u63d2\u5165\u5230\u7d22\u5f15\u8868\u4e2d\uff0c\u5f62\u6210\u7d22\u5f15\u94fe\u8def\uff1a<\/p>\n<pre>mysql\n\u4e00\n\u5343\n\u4e07\n\u2026\u2026\n\u6a21\u7cca\n\u641c\u7d22<\/pre>\n<p><strong>\u6a21\u7cca\u641c\u7d22\u67e5\u8be2<\/strong><\/p>\n<p>\u4e3a\u4e86\u67e5\u627e\u5173\u952e\u5b57\u201c\u6a21\u7cca\u641c\u7d22\u201d\uff0c\u6211\u4eec\u5c06\u6267\u884c\u4ee5\u4e0b\u591a\u8868\u8fde\u63a5\u67e5\u8be2\uff1a<\/p>\n<pre>SELECT \u539f\u8bb0\u5f55\u4e3b\u952eID\nFROM (SELECT \u539f\u8bb0\u5f55\u4e3b\u952eID FROM \u7d22\u5f15\u8868 WHERE \u5f53\u524d\u8bcd = '\u6a21\u7cca' AND \u4e0b\u4e00\u8bcd = '\u641c\u7d22')\nJOIN (SELECT \u539f\u8bb0\u5f55\u4e3b\u952eID FROM \u7d22\u5f15\u8868 WHERE \u5f53\u524d\u8bcd = '\u641c\u7d22' AND \u4e0b\u4e00\u8bcd IS NULL) USING(\u539f\u8bb0\u5f55\u4e3b\u952eID)<\/pre>\n<p>\u6b64\u67e5\u8be2\u5c06\u6309\u987a\u5e8f\u67e5\u8be2\u7d22\u5f15\u8868\uff0c\u901a\u8fc7\u8fde\u63a5\u4e0d\u540c\u5173\u952e\u5b57\u7684\u7d22\u5f15\u94fe\u8def\uff0c\u5feb\u901f\u5b9a\u4f4d\u5339\u914d\u8bb0\u5f55\u3002<\/p>\n<p><strong>\u6027\u80fd\u5206\u6790<\/strong><\/p>\n<p>\u8be5\u7d22\u5f15\u8868\u7684\u6784\u5efa\u8fc7\u7a0b\u4f1a\u6d88\u8017\u4e00\u4e9b\u65f6\u95f4\uff0c\u4f46\u4e00\u65e6\u6784\u5efa\u5b8c\u6210\uff0c\u6a21\u7cca\u641c\u7d22\u67e5\u8be2\u5c06\u975e\u5e38\u9ad8\u6548\u3002\u5728\u5bf9 300 \u4e07\u6761\u8bb0\u5f55\u8fdb\u884c\u6d4b\u8bd5\u65f6\uff0c\u67e5\u8be2\u65f6\u95f4\u59cb\u7ec8\u5c0f\u4e8e 500 \u6beb\u79d2\uff0c\u5373\u4f7f\u5728\u66f4\u5927\u7684\u6570\u636e\u96c6\u4e0a\u4e5f\u80fd\u4fdd\u6301\u5feb\u901f\u54cd\u5e94\u3002<\/p>\n<p><strong>\u6ce8\u610f\u4e8b\u9879<\/strong><\/p>\n<ul>\n<li>\u8be5\u65b9\u6848\u5728\u6784\u5efa\u7d22\u5f15\u65f6\u9700\u8981\u989d\u5916\u7684\u5b58\u50a8\u7a7a\u95f4\uff0c\u5b58\u50a8\u7d22\u5f15\u8868\u7684\u7d22\u5f15\u94fe\u8def\u3002<\/li>\n<li>\u968f\u7740\u6570\u636e\u7684\u66f4\u65b0\uff0c\u7d22\u5f15\u8868\u9700\u8981\u8fdb\u884c\u5b9e\u65f6\u7ef4\u62a4\uff0c\u4ee5\u4fdd\u6301\u94fe\u8def\u51c6\u786e\u3002<\/li>\n<li>\u8be5\u65b9\u6848\u4e0d\u9002\u7528\u4e8e\u9891\u7e41\u53d8\u66f4\u5173\u952e\u5b57\u6216\u8bb0\u5f55\u7684\u60c5\u51b5\u3002<\/li>\n<\/ul>\n<p>\u4eca\u5929\u5173\u4e8e\u300a**\u5343\u4e07\u7ea7\u6570\u636e\u91cf\u6a21\u7cca\u641c\u7d22\uff0c\u5982\u4f55\u5728\u4e00\u79d2\u5185\u5b9e\u73b0\u5feb\u901f\u67e5\u8be2\uff1f**\u300b\u7684\u5185\u5bb9\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\uff0c\u5982\u679c\u6709\u4ec0\u4e48\u7591\u95ee\u6216\u8005\u5efa\u8bae\uff0c\u53ef\u4ee5\u5728\u516c\u4f17\u53f7\u4e0b\u591a\u591a\u56de\u590d\u4ea4\u6d41\uff1b\u6587\u4e2d\u82e5\u6709\u4e0d\u6b63\u4e4b\u5904\uff0c\u4e5f\u5e0c\u671b\u56de\u590d\u7559\u8a00\u4ee5\u544a\u77e5\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>**\u5343\u4e07\u7ea7\u6570\u636e\u91cf\u6a21\u7cca\u641c\u7d22\uff0c\u5982\u4f55\u5728&#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":[4925],"tags":[],"class_list":["post-203355","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/203355","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=203355"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/203355\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=203355"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=203355"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=203355"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}