{"id":172687,"date":"2024-11-07T15:12:32","date_gmt":"2024-11-07T07:12:32","guid":{"rendered":"https:\/\/server.hk\/cnblog\/172687\/"},"modified":"2024-11-07T15:12:33","modified_gmt":"2024-11-07T07:12:33","slug":"%e5%a6%82%e4%bd%95%e6%9f%a5%e8%a9%a2%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a1%a8%e7%9a%84%e6%9c%80%e5%be%8c%e5%b9%be%e8%a1%8c%e6%95%b8%e6%93%9a%ef%bc%9f-%e6%9f%a5%e8%a9%a2%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a1%a8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/172687\/","title":{"rendered":"\u5982\u4f55\u67e5\u8a62\u6578\u64da\u5eab\u8868\u7684\u6700\u5f8c\u5e7e\u884c\u6578\u64da\uff1f (\u67e5\u8a62\u6578\u64da\u5eab\u8868\u4e2d\u6700\u5f8c\u5e7e\u884c\u6578\u64da)"},"content":{"rendered":"<h1 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id=\"%e4%bd%bf%e7%94%a8-sql-%e6%9f%a5%e8%a9%a2%e6%9c%80%e5%be%8c%e5%b9%be%e8%a1%8c%e6%95%b8%e6%93%9a-sGOWCqrWRX\">\u4f7f\u7528 SQL \u67e5\u8a62\u6700\u5f8c\u5e7e\u884c\u6578\u64da<\/h2>\n<p>\u5728\u5927\u591a\u6578\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u4e2d\uff0c\u4f7f\u7528 SQL \u8a9e\u8a00\u4f86\u67e5\u8a62\u6578\u64da\u662f\u6700\u5e38\u898b\u7684\u65b9\u5f0f\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u4e3b\u8981\u6578\u64da\u5eab\u7cfb\u7d71\u7684\u67e5\u8a62\u793a\u4f8b\uff1a<\/p>\n<h3 id=\"mysql-sGOWCqrWRX\">MySQL<\/h3>\n<p>\u5728 MySQL \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\u4f86\u7372\u53d6\u8868\u7684\u6700\u5f8c\u5e7e\u884c\u6578\u64da\uff1a<\/p>\n<pre><code>SELECT * FROM \u8868\u540d ORDER BY id DESC LIMIT 5;<\/code><\/pre>\n<p>\u9019\u88e1\uff0c`ORDER BY id DESC` \u662f\u5c07\u6578\u64da\u6309 `id` \u964d\u5e8f\u6392\u5217\uff0c`LIMIT 5` \u5247\u9650\u5236\u8fd4\u56de\u7684\u884c\u6578\u70ba 5 \u884c\u3002\u9019\u6a23\u53ef\u4ee5\u7372\u53d6\u8868\u4e2d `id` 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