{"id":158791,"date":"2024-11-03T04:54:20","date_gmt":"2024-11-02T20:54:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/158791\/"},"modified":"2024-11-03T04:54:21","modified_gmt":"2024-11-02T20:54:21","slug":"%e9%97%9c%e6%96%bcnls_date_format%e7%92%b0%e5%a2%83%e8%ae%8a%e9%87%8f%e5%ae%9a%e7%be%a9%e7%9a%84%e4%b8%80%e9%bb%9e%e8%aa%ac%e6%98%8e","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/158791\/","title":{"rendered":"\u95dc\u65bcNLS_DATE_FORMAT\u74b0\u5883\u8b8a\u91cf\u5b9a\u7fa9\u7684\u4e00\u9ede\u8aac\u660e"},"content":{"rendered":"<h1 id=\"%e9%97%9c%e6%96%bcnls_date_format%e7%92%b0%e5%a2%83%e8%ae%8a%e9%87%8f%e5%ae%9a%e7%be%a9%e7%9a%84%e4%b8%80%e9%bb%9e%e8%aa%ac%e6%98%8e-CEtfGvdNRH\">\u95dc\u65bcNLS_DATE_FORMAT\u74b0\u5883\u8b8a\u91cf\u5b9a\u7fa9\u7684\u4e00\u9ede\u8aac\u660e<\/h1>\n<p>NLS_DATE_FORMAT\u662fOracle\u6578\u64da\u5eab\u4e2d\u4e00\u500b\u91cd\u8981\u7684\u74b0\u5883\u8b8a\u91cf\uff0c\u5b83\u7528\u65bc\u5b9a\u7fa9\u65e5\u671f\u7684\u986f\u793a\u683c\u5f0f\u3002\u9019\u500b\u8b8a\u91cf\u5c0d\u65bc\u6578\u64da\u7684\u8f38\u5165\u548c\u8f38\u51fa\u81f3\u95dc\u91cd\u8981\uff0c\u56e0\u70ba\u5b83\u5f71\u97ff\u5230\u7528\u6236\u5728\u67e5\u8a62\u548c\u986f\u793a\u65e5\u671f\u6642\u6240\u770b\u5230\u7684\u683c\u5f0f\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eNLS_DATE_FORMAT\u7684\u5b9a\u7fa9\u3001\u4f7f\u7528\u65b9\u6cd5\u4ee5\u53ca\u5982\u4f55\u5728\u5be6\u969b\u61c9\u7528\u4e2d\u9032\u884c\u914d\u7f6e\u3002<\/p>\n<h2 id=\"nls_date_format%e7%9a%84%e5%ae%9a%e7%be%a9-CEtfGvdNRH\">NLS_DATE_FORMAT\u7684\u5b9a\u7fa9<\/h2>\n<p>NLS_DATE_FORMAT\u662fNational Language Support (NLS)\u7684\u4e00\u90e8\u5206\uff0c\u65e8\u5728\u652f\u6301\u591a\u7a2e\u8a9e\u8a00\u548c\u5730\u5340\u7684\u6578\u64da\u683c\u5f0f\u3002\u9019\u500b\u8b8a\u91cf\u7684\u4e3b\u8981\u529f\u80fd\u662f\u6307\u5b9a\u65e5\u671f\u7684\u986f\u793a\u683c\u5f0f\uff0c\u4f8b\u5982\u5e74\u3001\u6708\u3001\u65e5\u7684\u6392\u5217\u9806\u5e8f\uff0c\u4ee5\u53ca\u4f7f\u7528\u7684\u5206\u9694\u7b26\u3002\u9810\u8a2d\u60c5\u6cc1\u4e0b\uff0cOracle\u6578\u64da\u5eab\u7684NLS_DATE_FORMAT\u53ef\u80fd\u6703\u6839\u64da\u5b89\u88dd\u6642\u7684\u5730\u5340\u8a2d\u7f6e\u800c\u6709\u6240\u4e0d\u540c\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e6%9f%a5%e7%9c%8b%e5%92%8c%e8%a8%ad%e7%bd%aenls_date_format-CEtfGvdNRH\">\u5982\u4f55\u67e5\u770b\u548c\u8a2d\u7f6eNLS_DATE_FORMAT<\/h2>\n<p>\u8981\u67e5\u770b\u7576\u524d\u7684NLS_DATE_FORMAT\u8a2d\u7f6e\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u67e5\u8a62\uff1a<\/p>\n<pre><code>SELECT value FROM v$nls_parameters WHERE parameter = 'NLS_DATE_FORMAT';<\/code><\/pre>\n<p>\u5982\u679c\u9700\u8981\u66f4\u6539NLS_DATE_FORMAT\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u547d\u4ee4\uff1a<\/p>\n<pre><code>ALTER SESSION SET NLS_DATE_FORMAT = 'YYYY-MM-DD HH24:MI:SS';<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u6211\u5011\u5c07\u65e5\u671f\u683c\u5f0f\u8a2d\u7f6e\u70ba\u201c\u5e74-\u6708-\u65e5 \u6642:\u5206:\u79d2\u201d\u3002\u9019\u6a23\u7684\u683c\u5f0f\u5728\u8a31\u591a\u61c9\u7528\u4e2d\u90fd\u975e\u5e38\u5e38\u898b\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u7cbe\u78ba\u6642\u9593\u6233\u7684\u60c5\u6cc1\u4e0b\u3002<\/p>\n<h2 id=\"nls_date_format%e7%9a%84%e6%a0%bc%e5%bc%8f%e5%8c%96%e9%81%b8%e9%a0%85-CEtfGvdNRH\">NLS_DATE_FORMAT\u7684\u683c\u5f0f\u5316\u9078\u9805<\/h2>\n<p>NLS_DATE_FORMAT\u652f\u6301\u591a\u7a2e\u683c\u5f0f\u5316\u9078\u9805\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u683c\u5f0f\u7b26\u865f\uff1a<\/p>\n<ul>\n<li><code>YYYY<\/code> &#8211; \u56db\u4f4d\u6578\u7684\u5e74\u4efd<\/li>\n<li><code>MM<\/code> &#8211; \u5169\u4f4d\u6578\u7684\u6708\u4efd\uff0801-12\uff09<\/li>\n<li><code>DD<\/code> &#8211; \u5169\u4f4d\u6578\u7684\u65e5\u671f\uff0801-31\uff09<\/li>\n<li><code>HH24<\/code> &#8211; 24\u5c0f\u6642\u5236\u7684\u6642\uff0800-23\uff09<\/li>\n<li><code>MI<\/code> &#8211; \u5206\u9418\uff0800-59\uff09<\/li>\n<li><code>SS<\/code> &#8211; \u79d2\uff0800-59\uff09<\/li>\n<\/ul>\n<p>\u9019\u4e9b\u683c\u5f0f\u7b26\u865f\u53ef\u4ee5\u6839\u64da\u9700\u8981\u9032\u884c\u7d44\u5408\uff0c\u4ee5\u6eff\u8db3\u7279\u5b9a\u7684\u986f\u793a\u9700\u6c42\u3002\u4f8b\u5982\uff0c\u5982\u679c\u5e0c\u671b\u986f\u793a\u201c2023\u5e7410\u670815\u65e5 14:30\u201d\uff0c\u53ef\u4ee5\u8a2d\u7f6eNLS_DATE_FORMAT\u70ba\uff1a<\/p>\n<pre><code>ALTER SESSION SET NLS_DATE_FORMAT = 'YYYY\"\u5e74\"MM\"\u6708\"DD\"\u65e5\" HH24\"\u6642\"MI\"\u5206\"';<\/code><\/pre>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-CEtfGvdNRH\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u4f7f\u7528NLS_DATE_FORMAT\u6642\uff0c\u6709\u5e7e\u9ede\u9700\u8981\u6ce8\u610f\uff1a<\/p>\n<ul>\n<li>\u4e0d\u540c\u7684\u7528\u6236\u6703\u8a71\u53ef\u4ee5\u6709\u4e0d\u540c\u7684NLS_DATE_FORMAT\u8a2d\u7f6e\uff0c\u56e0\u6b64\u5728\u61c9\u7528\u7a0b\u5e8f\u4e2d\u4f7f\u7528\u6642\uff0c\u61c9\u78ba\u4fdd\u5728\u6bcf\u500b\u6703\u8a71\u4e2d\u6b63\u78ba\u8a2d\u7f6e\u3002<\/li>\n<li>\u5982\u679c\u4e0d\u660e\u78ba\u8a2d\u7f6eNLS_DATE_FORMAT\uff0c\u5247\u53ef\u80fd\u6703\u5c0e\u81f4\u65e5\u671f\u683c\u5f0f\u4e0d\u4e00\u81f4\uff0c\u5f9e\u800c\u5f71\u97ff\u6578\u64da\u7684\u6b63\u78ba\u6027\u548c\u53ef\u8b80\u6027\u3002<\/li>\n<li>\u5728\u9032\u884c\u6578\u64da\u5c0e\u5165\u6216\u5c0e\u51fa\u6642\uff0c\u61c9\u7279\u5225\u6ce8\u610fNLS_DATE_FORMAT\u7684\u8a2d\u7f6e\uff0c\u4ee5\u907f\u514d\u683c\u5f0f\u4e0d\u5339\u914d\u7684\u554f\u984c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-CEtfGvdNRH\">\u7e3d\u7d50<\/h2>\n<p>NLS_DATE_FORMAT\u74b0\u5883\u8b8a\u91cf\u5728Oracle\u6578\u64da\u5eab\u4e2d\u626e\u6f14\u8457\u91cd\u8981\u89d2\u8272\uff0c\u5f71\u97ff\u8457\u65e5\u671f\u7684\u986f\u793a\u548c\u8655\u7406\u3002\u901a\u904e\u6b63\u78ba\u8a2d\u7f6e\u548c\u4f7f\u7528\u9019\u500b\u8b8a\u91cf\uff0c\u53ef\u4ee5\u63d0\u9ad8\u6578\u64da\u7684\u53ef\u8b80\u6027\u548c\u4e00\u81f4\u6027\u3002\u5c0d\u65bc\u9700\u8981\u8655\u7406\u65e5\u671f\u7684\u61c9\u7528\u7a0b\u5e8f\u4f86\u8aaa\uff0c\u7406\u89e3\u548c\u638c\u63e1NLS_DATE_FORMAT\u7684\u4f7f\u7528\u662f\u975e\u5e38\u5fc5\u8981\u7684\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bcVPS\u6216\u5176\u4ed6\u4f3a\u670d\u5668\u89e3\u6c7a\u65b9\u6848\u6709\u8208\u8da3\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4e86\u89e3\u66f4\u591a\u8cc7\u8a0a\uff0c\u63a2\u7d22\u6211\u5011\u7684<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u548c<a href=\"https:\/\/server.hk\">\u4e91\u4f3a\u670d\u5668<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3NLS_DATE_FORMAT\u74b0\u5883\u8b8a\u91cf\u7684\u5b9a\u7fa9\u53ca\u5176\u5728Oracle\u6578\u64da\u5eab\u4e2d\u5c0d\u65e5\u671f\u683c\u5f0f\u5316\u7684\u5f71\u97ff\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-158791","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/158791","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=158791"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/158791\/revisions"}],"predecessor-version":[{"id":158792,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/158791\/revisions\/158792"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=158791"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=158791"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=158791"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}