{"id":162889,"date":"2024-11-04T18:52:16","date_gmt":"2024-11-04T10:52:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/162889\/"},"modified":"2024-11-04T18:52:17","modified_gmt":"2024-11-04T10:52:17","slug":"%e6%95%99%e6%82%a8%e7%8d%b2%e5%8f%96%e8%a1%a8%e4%b8%ad%e6%9c%80%e6%96%b0%e6%8f%92%e5%85%a5%e7%9a%84sql%e8%a8%98%e9%8c%84","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/162889\/","title":{"rendered":"\u6559\u60a8\u7372\u53d6\u8868\u4e2d\u6700\u65b0\u63d2\u5165\u7684SQL\u8a18\u9304"},"content":{"rendered":"<h1 id=\"%e6%95%99%e6%82%a8%e7%8d%b2%e5%8f%96%e8%a1%a8%e4%b8%ad%e6%9c%80%e6%96%b0%e6%8f%92%e5%85%a5%e7%9a%84sql%e8%a8%98%e9%8c%84-MKEmivUEQe\">\u6559\u60a8\u7372\u53d6\u8868\u4e2d\u6700\u65b0\u63d2\u5165\u7684SQL\u8a18\u9304<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0c\u7372\u53d6\u6700\u65b0\u63d2\u5165\u7684\u8a18\u9304\u662f\u4e00\u500b\u5e38\u898b\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f\u7528\u65bc\u986f\u793a\u6700\u65b0\u7684\u7528\u6236\u8a3b\u518a\u3001\u8a02\u55ae\u6216\u5176\u4ed6\u985e\u578b\u7684\u6578\u64da\uff0c\u4e86\u89e3\u5982\u4f55\u6709\u6548\u5730\u67e5\u8a62\u9019\u4e9b\u8a18\u9304\u5c0d\u65bc\u958b\u767c\u8005\u548c\u6578\u64da\u5206\u6790\u5e2b\u4f86\u8aaa\u90fd\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5e7e\u7a2e\u5728SQL\u4e2d\u7372\u53d6\u6700\u65b0\u63d2\u5165\u8a18\u9304\u7684\u65b9\u6cd5\uff0c\u4e26\u63d0\u4f9b\u76f8\u61c9\u7684\u793a\u4f8b\u4ee3\u78bc\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8%e8%87%aa%e5%a2%9e%e4%b8%bb%e9%8d%b5-MKEmivUEQe\">\u4f7f\u7528\u81ea\u589e\u4e3b\u9375<\/h2>\n<p>\u8a31\u591a\u6578\u64da\u5eab\u8868\u90fd\u6703\u4f7f\u7528\u81ea\u589e\u4e3b\u9375\u4f86\u552f\u4e00\u6a19\u8b58\u6bcf\u4e00\u689d\u8a18\u9304\u3002\u9019\u610f\u5473\u8457\u6bcf\u7576\u63d2\u5165\u4e00\u689d\u65b0\u8a18\u9304\u6642\uff0c\u4e3b\u9375\u7684\u503c\u6703\u81ea\u52d5\u589e\u52a0\u3002\u56e0\u6b64\uff0c\u6211\u5011\u53ef\u4ee5\u901a\u904e\u67e5\u8a62\u4e3b\u9375\u7684\u6700\u5927\u503c\u4f86\u7372\u53d6\u6700\u65b0\u63d2\u5165\u7684\u8a18\u9304\u3002<\/p>\n<pre><code>SELECT * FROM your_table\nORDER BY id DESC\nLIMIT 1;<\/code><\/pre>\n<p>\u5728\u9019\u500b\u67e5\u8a62\u4e2d\uff0c<code>your_table<\/code>\u662f\u60a8\u8981\u67e5\u8a62\u7684\u8868\u540d\uff0c<code>id<\/code>\u662f\u81ea\u589e\u4e3b\u9375\u7684\u5217\u540d\u3002\u9019\u500b\u67e5\u8a62\u5c07\u8fd4\u56de\u8868\u4e2d\u6700\u65b0\u63d2\u5165\u7684\u8a18\u9304\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8%e6%99%82%e9%96%93%e6%88%b3-MKEmivUEQe\">\u4f7f\u7528\u6642\u9593\u6233<\/h2>\n<p>\u5982\u679c\u60a8\u7684\u8868\u4e2d\u6709\u4e00\u500b\u6642\u9593\u6233\u5217\uff0c\u8a18\u9304\u4e86\u6bcf\u689d\u8a18\u9304\u7684\u63d2\u5165\u6642\u9593\uff0c\u60a8\u53ef\u4ee5\u6839\u64da\u9019\u500b\u6642\u9593\u6233\u4f86\u7372\u53d6\u6700\u65b0\u7684\u8a18\u9304\u3002<\/p>\n<pre><code>SELECT * FROM your_table\nORDER BY created_at DESC\nLIMIT 1;<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c<code>created_at<\/code>\u662f\u8a18\u9304\u63d2\u5165\u6642\u9593\u7684\u5217\u540d\u3002\u9019\u500b\u67e5\u8a62\u5c07\u8fd4\u56de\u6700\u65b0\u63d2\u5165\u7684\u8a18\u9304\uff0c\u6839\u64da\u6642\u9593\u6233\u9032\u884c\u6392\u5e8f\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8%e5%ad%90%e6%9f%a5%e8%a9%a2-MKEmivUEQe\">\u4f7f\u7528\u5b50\u67e5\u8a62<\/h2>\n<p>\u53e6\u4e00\u7a2e\u7372\u53d6\u6700\u65b0\u63d2\u5165\u8a18\u9304\u7684\u65b9\u6cd5\u662f\u4f7f\u7528\u5b50\u67e5\u8a62\u3002\u9019\u7a2e\u65b9\u6cd5\u53ef\u4ee5\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\u63d0\u4f9b\u66f4\u9748\u6d3b\u7684\u67e5\u8a62\u9078\u9805\u3002<\/p>\n<pre><code>SELECT * FROM your_table\nWHERE id = (SELECT MAX(id) FROM your_table);<\/code><\/pre>\n<p>\u9019\u500b\u67e5\u8a62\u9996\u5148\u901a\u904e\u5b50\u67e5\u8a62\u7372\u53d6\u6700\u5927\u4e3b\u9375\u503c\uff0c\u7136\u5f8c\u518d\u6839\u64da\u9019\u500b\u503c\u67e5\u8a62\u5c0d\u61c9\u7684\u8a18\u9304\u3002<\/p>\n<h2 id=\"%e8%80%83%e6%85%ae%e6%80%a7%e8%83%bd-MKEmivUEQe\">\u8003\u616e\u6027\u80fd<\/h2>\n<p>\u5728\u8655\u7406\u5927\u578b\u6578\u64da\u96c6\u6642\uff0c\u6027\u80fd\u662f\u4e00\u500b\u91cd\u8981\u7684\u8003\u91cf\u56e0\u7d20\u3002\u4f7f\u7528\u7d22\u5f15\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002\u78ba\u4fdd\u5728\u81ea\u589e\u4e3b\u9375\u6216\u6642\u9593\u6233\u5217\u4e0a\u5efa\u7acb\u7d22\u5f15\uff0c\u9019\u6a23\u53ef\u4ee5\u52a0\u5feb\u67e5\u8a62\u901f\u5ea6\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-MKEmivUEQe\">\u7d50\u8ad6<\/h2>\n<p>\u7372\u53d6\u6700\u65b0\u63d2\u5165\u7684SQL\u8a18\u9304\u662f\u4e00\u500b\u57fa\u672c\u4f46\u91cd\u8981\u7684\u64cd\u4f5c\u3002\u7121\u8ad6\u662f\u4f7f\u7528\u81ea\u589e\u4e3b\u9375\u3001\u6642\u9593\u6233\u9084\u662f\u5b50\u67e5\u8a62\uff0c\u9078\u64c7\u5408\u9069\u7684\u65b9\u6cd5\u53ef\u4ee5\u5e6b\u52a9\u60a8\u9ad8\u6548\u5730\u7372\u53d6\u6240\u9700\u6578\u64da\u3002\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u6839\u64da\u5177\u9ad4\u9700\u6c42\u548c\u6578\u64da\u7d50\u69cb\u9078\u64c7\u6700\u5408\u9069\u7684\u67e5\u8a62\u65b9\u5f0f\uff0c\u4e26\u6ce8\u610f\u6027\u80fd\u512a\u5316\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u6578\u64da\u5eab\u7ba1\u7406\u6216\u5176\u4ed6\u6280\u8853\u554f\u984c\u6709\u9032\u4e00\u6b65\u7684\u9700\u6c42\uff0c\u60a8\u53ef\u4ee5\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u4f86\u642d\u5efa\u60a8\u7684\u6578\u64da\u5eab\u74b0\u5883\uff0c\u4eab\u53d7\u7a69\u5b9a\u548c\u9ad8\u6548\u7684\u670d\u52d9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528SQL\u67e5\u8a62\u7372\u53d6\u8868\u4e2d\u6700\u65b0\u63d2\u5165\u7684\u8a18\u9304\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-162889","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162889","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"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=162889"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162889\/revisions"}],"predecessor-version":[{"id":162890,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162889\/revisions\/162890"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=162889"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=162889"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=162889"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}