{"id":168997,"date":"2024-11-06T18:01:20","date_gmt":"2024-11-06T10:01:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/168997\/"},"modified":"2024-11-06T18:01:21","modified_gmt":"2024-11-06T10:01:21","slug":"%e9%9d%a2%e8%a9%a6%e5%b0%b1%e9%9d%a2%e8%a9%a6%ef%bc%8c%e5%95%8f%e6%88%91%e5%8e%9f%e7%90%86%e5%b9%b9%e5%98%9b%ef%bc%8corder-by","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/168997\/","title":{"rendered":"\u9762\u8a66\u5c31\u9762\u8a66\uff0c\u554f\u6211\u539f\u7406\u5e79\u561b\uff0cOrder By"},"content":{"rendered":"<h1 id=\"%e9%9d%a2%e8%a9%a6%e5%b0%b1%e9%9d%a2%e8%a9%a6%ef%bc%8c%e5%95%8f%e6%88%91%e5%8e%9f%e7%90%86%e5%b9%b9%e5%98%9b%ef%bc%8corder-by-GQlPEjbLGu\">\u9762\u8a66\u5c31\u9762\u8a66\uff0c\u554f\u6211\u539f\u7406\u5e79\u561b\uff0cOrder By<\/h1>\n<p>\u5728\u8cc7\u8a0a\u79d1\u6280\u7684\u9818\u57df\u4e2d\uff0c\u9762\u8a66\u662f\u4e00\u500b\u81f3\u95dc\u91cd\u8981\u7684\u904e\u7a0b\uff0c\u5c24\u5176\u662f\u5c0d\u65bc\u6578\u64da\u5eab\u7ba1\u7406\u548c\u958b\u767c\u7684\u8077\u4f4d\u3002\u9762\u8a66\u5b98\u7d93\u5e38\u6703\u554f\u4e00\u4e9b\u6280\u8853\u6027\u554f\u984c\uff0c\u4ee5\u8a55\u4f30\u61c9\u8058\u8005\u7684\u77e5\u8b58\u548c\u6280\u80fd\u3002\u5176\u4e2d\uff0cSQL\u67e5\u8a62\u8a9e\u53e5\u7684\u4f7f\u7528\uff0c\u7279\u5225\u662f<strong>ORDER BY<\/strong>\u5b50\u53e5\uff0c\u5e38\u5e38\u6210\u70ba\u8003\u6838\u7684\u91cd\u9ede\u4e4b\u4e00\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e<strong>ORDER BY<\/strong>\u7684\u539f\u7406\u53ca\u5176\u5728\u6578\u64da\u5eab\u67e5\u8a62\u4e2d\u7684\u61c9\u7528\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%aforder-by%ef%bc%9f-GQlPEjbLGu\">\u4ec0\u9ebc\u662fORDER BY\uff1f<\/h2>\n<p><strong>ORDER BY<\/strong>\u662fSQL\u8a9e\u8a00\u4e2d\u7684\u4e00\u500b\u95dc\u9375\u5b57\uff0c\u7528\u65bc\u5c0d\u67e5\u8a62\u7d50\u679c\u9032\u884c\u6392\u5e8f\u3002\u5b83\u53ef\u4ee5\u6839\u64da\u4e00\u500b\u6216\u591a\u500b\u5217\u7684\u503c\u5c0d\u7d50\u679c\u96c6\u9032\u884c\u5347\u5e8f\u6216\u964d\u5e8f\u6392\u5217\u3002\u9019\u5728\u6578\u64da\u5206\u6790\u548c\u5831\u544a\u4e2d\u975e\u5e38\u91cd\u8981\uff0c\u56e0\u70ba\u5b83\u80fd\u5e6b\u52a9\u7528\u6236\u66f4\u6e05\u6670\u5730\u7406\u89e3\u6578\u64da\u3002<\/p>\n<h2 id=\"order-by%e7%9a%84%e5%9f%ba%e6%9c%ac%e8%aa%9e%e6%b3%95-GQlPEjbLGu\">ORDER BY\u7684\u57fa\u672c\u8a9e\u6cd5<\/h2>\n<pre><code>SELECT column1, column2, ...\nFROM table_name\nORDER BY column1 [ASC|DESC], column2 [ASC|DESC], ...;<\/code><\/pre>\n<p>\u5728\u9019\u6bb5\u8a9e\u6cd5\u4e2d\uff1a<\/p>\n<ul>\n<li><strong>SELECT<\/strong>\uff1a\u6307\u5b9a\u8981\u67e5\u8a62\u7684\u5217\u3002<\/li>\n<li><strong>FROM<\/strong>\uff1a\u6307\u5b9a\u8981\u67e5\u8a62\u7684\u8868\u3002<\/li>\n<li><strong>ORDER BY<\/strong>\uff1a\u6307\u5b9a\u6392\u5e8f\u7684\u5217\u53ca\u6392\u5e8f\u65b9\u5f0f\u3002<\/li>\n<li><strong>ASC<\/strong>\uff1a\u8868\u793a\u5347\u5e8f\u6392\u5217\uff08\u9810\u8a2d\uff09\u3002<\/li>\n<li><strong>DESC<\/strong>\uff1a\u8868\u793a\u964d\u5e8f\u6392\u5217\u3002<\/li>\n<\/ul>\n<h2 id=\"order-by%e7%9a%84%e4%bd%bf%e7%94%a8%e7%af%84%e4%be%8b-GQlPEjbLGu\">ORDER BY\u7684\u4f7f\u7528\u7bc4\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u7bc4\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528<strong>ORDER BY<\/strong>\u4f86\u6392\u5e8f\u67e5\u8a62\u7d50\u679c\uff1a<\/p>\n<pre><code>SELECT name, age\nFROM employees\nORDER BY age DESC;<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u6211\u5011\u5f9e<strong>employees<\/strong>\u8868\u4e2d\u9078\u53d6\u4e86\u54e1\u5de5\u7684\u59d3\u540d\u548c\u5e74\u9f61\uff0c\u4e26\u6839\u64da\u5e74\u9f61\u9032\u884c\u964d\u5e8f\u6392\u5e8f\u3002\u9019\u6a23\uff0c\u5e74\u9f61\u6700\u5927\u7684\u54e1\u5de5\u5c07\u6703\u6392\u5728\u6700\u524d\u9762\u3002<\/p>\n<h2 id=\"order-by%e7%9a%84%e5%a4%9a%e5%88%97%e6%8e%92%e5%ba%8f-GQlPEjbLGu\">ORDER BY\u7684\u591a\u5217\u6392\u5e8f<\/h2>\n<p>\u9664\u4e86\u55ae\u5217\u6392\u5e8f\uff0c<strong>ORDER BY<\/strong>\u9084\u652f\u6301\u591a\u5217\u6392\u5e8f\u3002\u9019\u610f\u5473\u8457\u53ef\u4ee5\u6839\u64da\u591a\u500b\u5217\u7684\u503c\u9032\u884c\u6392\u5e8f\uff0c\u9019\u5728\u8655\u7406\u8907\u96dc\u6578\u64da\u6642\u975e\u5e38\u6709\u7528\u3002<\/p>\n<pre><code>SELECT name, age, department\nFROM employees\nORDER BY department ASC, age DESC;<\/code><\/pre>\n<p>\u5728\u9019\u500b\u7bc4\u4f8b\u4e2d\uff0c\u6211\u5011\u9996\u5148\u6839\u64da\u90e8\u9580\u9032\u884c\u5347\u5e8f\u6392\u5e8f\uff0c\u7136\u5f8c\u5728\u6bcf\u500b\u90e8\u9580\u5167\u6839\u64da\u5e74\u9f61\u9032\u884c\u964d\u5e8f\u6392\u5e8f\u3002\u9019\u6a23\u7684\u6392\u5e8f\u65b9\u5f0f\u53ef\u4ee5\u5e6b\u52a9\u7528\u6236\u66f4\u597d\u5730\u7406\u89e3\u6578\u64da\u7684\u7d50\u69cb\u3002<\/p>\n<h2 id=\"order-by%e7%9a%84%e6%80%a7%e8%83%bd%e8%80%83%e9%87%8f-GQlPEjbLGu\">ORDER BY\u7684\u6027\u80fd\u8003\u91cf<\/h2>\n<p>\u5728\u4f7f\u7528<strong>ORDER BY<\/strong>\u6642\uff0c\u6027\u80fd\u662f\u4e00\u500b\u9700\u8981\u8003\u616e\u7684\u91cd\u8981\u56e0\u7d20\u3002\u5c0d\u65bc\u5927\u578b\u6578\u64da\u96c6\uff0c\u6392\u5e8f\u64cd\u4f5c\u53ef\u80fd\u6703\u6d88\u8017\u5927\u91cf\u8cc7\u6e90\u3002\u70ba\u4e86\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\uff0c\u53ef\u4ee5\u8003\u616e\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li>\u78ba\u4fdd\u6392\u5e8f\u7684\u5217\u4e0a\u6709\u7d22\u5f15\uff0c\u9019\u6a23\u53ef\u4ee5\u52a0\u5feb\u67e5\u8a62\u901f\u5ea6\u3002<\/li>\n<li>\u907f\u514d\u5728\u67e5\u8a62\u4e2d\u4f7f\u7528\u904e\u591a\u7684\u5217\u9032\u884c\u6392\u5e8f\uff0c\u9019\u6a23\u6703\u589e\u52a0\u8a08\u7b97\u7684\u8907\u96dc\u6027\u3002<\/li>\n<li>\u5728\u5fc5\u8981\u6642\uff0c\u8003\u616e\u4f7f\u7528\u5206\u9801\u67e5\u8a62\u4f86\u6e1b\u5c11\u4e00\u6b21\u6027\u8fd4\u56de\u7684\u6578\u64da\u91cf\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-GQlPEjbLGu\">\u7d50\u8ad6<\/h2>\n<p>\u5728\u9762\u8a66\u4e2d\uff0c\u4e86\u89e3<strong>ORDER BY<\/strong>\u7684\u539f\u7406\u53ca\u5176\u61c9\u7528\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u9019\u4e0d\u50c5\u80fd\u5c55\u793a\u61c9\u8058\u8005\u5c0dSQL\u7684\u638c\u63e1\u7a0b\u5ea6\uff0c\u9084\u80fd\u986f\u793a\u5176\u5728\u6578\u64da\u8655\u7406\u548c\u5206\u6790\u65b9\u9762\u7684\u80fd\u529b\u3002\u638c\u63e1\u9019\u4e9b\u57fa\u672c\u6982\u5ff5\u548c\u6280\u5de7\uff0c\u5c07\u6709\u52a9\u65bc\u5728\u9762\u8a66\u4e2d\u812b\u7a4e\u800c\u51fa\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u6578\u64da\u5eab\u7ba1\u7406\u6216\u5176\u4ed6\u76f8\u95dc\u6280\u8853\u6709\u8208\u8da3\uff0c\u4e26\u5e0c\u671b\u7372\u5f97\u66f4\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u670d\u52d9\uff0c\u9019\u5c07\u70ba\u60a8\u7684\u9805\u76ee\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u9762\u8a66\u6642\uff0c\u5c08\u6ce8\u65bc\u6280\u80fd\u8207\u7d93\u9a57\uff0c\u7121\u9700\u6df1\u5165\u539f\u7406\u63a2\u8a0e\u3002\u4e86\u89e3Order 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