{"id":96032,"date":"2024-10-20T06:02:18","date_gmt":"2024-10-19T22:02:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/96032\/"},"modified":"2024-10-20T06:02:18","modified_gmt":"2024-10-19T22:02:18","slug":"oracle%e6%95%b8%e6%93%9a%e5%ba%ab%e5%ad%97%e7%ac%a6%e9%9b%86%e8%88%87%e6%8e%92%e5%ba%8f%e5%91%bd%e4%bb%a4%e7%9a%84%e9%97%9c%e4%bf%82","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/96032\/","title":{"rendered":"Oracle\u6578\u64da\u5eab\u5b57\u7b26\u96c6\u8207\u6392\u5e8f\u547d\u4ee4\u7684\u95dc\u4fc2"},"content":{"rendered":"<h1 id=\"oracle%e6%95%b8%e6%93%9a%e5%ba%ab%e5%ad%97%e7%ac%a6%e9%9b%86%e8%88%87%e6%8e%92%e5%ba%8f%e5%91%bd%e4%bb%a4%e7%9a%84%e9%97%9c%e4%bf%82-gghFWbFvro\">Oracle\u6578\u64da\u5eab\u5b57\u7b26\u96c6\u8207\u6392\u5e8f\u547d\u4ee4\u7684\u95dc\u4fc2<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u7ba1\u7406\u74b0\u5883\u4e2d\uff0c\u5b57\u7b26\u96c6\u548c\u6392\u5e8f\u547d\u4ee4\u5728Oracle\u6578\u64da\u5eab\u4e2d\u626e\u6f14\u8457\u81f3\u95dc\u91cd\u8981\u7684\u89d2\u8272\u3002\u9019\u4e9b\u5143\u7d20\u4e0d\u50c5\u5f71\u97ff\u6578\u64da\u7684\u5b58\u5132\u548c\u6aa2\u7d22\uff0c\u9084\u5f71\u97ff\u6578\u64da\u7684\u6392\u5e8f\u548c\u6bd4\u8f03\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eOracle\u6578\u64da\u5eab\u4e2d\u7684\u5b57\u7b26\u96c6\u8207\u6392\u5e8f\u547d\u4ee4\u4e4b\u9593\u7684\u95dc\u4fc2\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e5%ad%97%e7%ac%a6%e9%9b%86%ef%bc%9f-gghFWbFvro\">\u4ec0\u9ebc\u662f\u5b57\u7b26\u96c6\uff1f<\/h2>\n<p>\u5b57\u7b26\u96c6\u662f\u6307\u4e00\u7d44\u5b57\u7b26\u7684\u96c6\u5408\uff0c\u9019\u4e9b\u5b57\u7b26\u53ef\u4ee5\u7528\u4f86\u8868\u793a\u6587\u672c\u6578\u64da\u3002\u5728Oracle\u6578\u64da\u5eab\u4e2d\uff0c\u5b57\u7b26\u96c6\u6c7a\u5b9a\u4e86\u5982\u4f55\u5b58\u5132\u548c\u8655\u7406\u5b57\u7b26\u6578\u64da\u3002Oracle\u652f\u6301\u591a\u7a2e\u5b57\u7b26\u96c6\uff0c\u5305\u62ec\u4f46\u4e0d\u9650\u65bc\uff1a<\/p>\n<ul>\n<li>US7ASCII<\/li>\n<li>AL32UTF8<\/li>\n<li>ZHS16GBK<\/li>\n<li>WE8ISO8859P1<\/li>\n<\/ul>\n<p>\u9078\u64c7\u5408\u9069\u7684\u5b57\u7b26\u96c6\u5c0d\u65bc\u78ba\u4fdd\u6578\u64da\u7684\u6b63\u78ba\u6027\u548c\u5b8c\u6574\u6027\u81f3\u95dc\u91cd\u8981\uff0c\u7279\u5225\u662f\u5728\u591a\u8a9e\u8a00\u74b0\u5883\u4e2d\u3002<\/p>\n<h2 id=\"%e6%8e%92%e5%ba%8f%e5%91%bd%e4%bb%a4%e7%9a%84%e6%a6%82%e5%bf%b5-gghFWbFvro\">\u6392\u5e8f\u547d\u4ee4\u7684\u6982\u5ff5<\/h2>\n<p>\u6392\u5e8f\u547d\u4ee4\uff08Collation\uff09\u662f\u7528\u4f86\u5b9a\u7fa9\u5982\u4f55\u6bd4\u8f03\u548c\u6392\u5e8f\u5b57\u7b26\u6578\u64da\u7684\u898f\u5247\u3002\u5728Oracle\u4e2d\uff0c\u6392\u5e8f\u547d\u4ee4\u53ef\u4ee5\u5f71\u97ff\u67e5\u8a62\u7d50\u679c\u7684\u9806\u5e8f\uff0c\u7279\u5225\u662f\u5728\u4f7f\u7528ORDER BY\u5b50\u53e5\u6642\u3002Oracle\u63d0\u4f9b\u4e86\u591a\u7a2e\u6392\u5e8f\u547d\u4ee4\uff0c\u9019\u4e9b\u547d\u4ee4\u53ef\u4ee5\u6839\u64da\u5b57\u7b26\u96c6\u7684\u4e0d\u540c\u800c\u6709\u6240\u8b8a\u5316\u3002<\/p>\n<h2 id=\"%e5%ad%97%e7%ac%a6%e9%9b%86%e8%88%87%e6%8e%92%e5%ba%8f%e5%91%bd%e4%bb%a4%e7%9a%84%e9%97%9c%e4%bf%82-gghFWbFvro\">\u5b57\u7b26\u96c6\u8207\u6392\u5e8f\u547d\u4ee4\u7684\u95dc\u4fc2<\/h2>\n<p>\u5b57\u7b26\u96c6\u548c\u6392\u5e8f\u547d\u4ee4\u4e4b\u9593\u7684\u95dc\u4fc2\u662f\u5bc6\u5207\u7684\u3002\u5b57\u7b26\u96c6\u5b9a\u7fa9\u4e86\u53ef\u7528\u7684\u5b57\u7b26\uff0c\u800c\u6392\u5e8f\u547d\u4ee4\u5247\u5b9a\u7fa9\u4e86\u9019\u4e9b\u5b57\u7b26\u7684\u6bd4\u8f03\u65b9\u5f0f\u3002\u7576\u4f60\u5728Oracle\u6578\u64da\u5eab\u4e2d\u5275\u5efa\u8868\u6642\uff0c\u53ef\u4ee5\u6307\u5b9a\u5b57\u7b26\u96c6\u548c\u6392\u5e8f\u547d\u4ee4\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>CREATE TABLE example_table (\n    id NUMBER,\n    name VARCHAR2(100 CHAR) CHARACTER SET AL32UTF8 COLLATE BINARY\n);<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u4e00\u500b\u540d\u70baexample_table\u7684\u8868\uff0c\u4e26\u6307\u5b9a\u4e86\u5b57\u7b26\u96c6\u70baAL32UTF8\uff0c\u6392\u5e8f\u547d\u4ee4\u70baBINARY\u3002\u9019\u610f\u5473\u8457\u5728\u6bd4\u8f03\u548c\u6392\u5e8fname\u5217\u4e2d\u7684\u6578\u64da\u6642\uff0c\u5c07\u4f7f\u7528\u4e8c\u9032\u5236\u6392\u5e8f\u898f\u5247\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e9%81%b8%e6%93%87%e5%90%88%e9%81%a9%e7%9a%84%e5%ad%97%e7%ac%a6%e9%9b%86%e5%92%8c%e6%8e%92%e5%ba%8f%e5%91%bd%e4%bb%a4-gghFWbFvro\">\u5982\u4f55\u9078\u64c7\u5408\u9069\u7684\u5b57\u7b26\u96c6\u548c\u6392\u5e8f\u547d\u4ee4<\/h2>\n<p>\u9078\u64c7\u5408\u9069\u7684\u5b57\u7b26\u96c6\u548c\u6392\u5e8f\u547d\u4ee4\u9700\u8981\u8003\u616e\u591a\u500b\u56e0\u7d20\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u6578\u64da\u7684\u8a9e\u8a00\u548c\u6587\u5316\u80cc\u666f<\/li>\n<li>\u61c9\u7528\u7a0b\u5e8f\u7684\u9700\u6c42<\/li>\n<li>\u6578\u64da\u7684\u5b58\u5132\u548c\u6aa2\u7d22\u6027\u80fd<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u5982\u679c\u4f60\u7684\u61c9\u7528\u7a0b\u5e8f\u9700\u8981\u652f\u6301\u591a\u7a2e\u8a9e\u8a00\uff0c\u5247\u9078\u64c7AL32UTF8\u5b57\u7b26\u96c6\u53ef\u80fd\u662f\u6700\u4f73\u9078\u64c7\uff0c\u56e0\u70ba\u5b83\u652f\u6301\u6240\u6709Unicode\u5b57\u7b26\u3002\u540c\u6642\uff0c\u9078\u64c7\u5408\u9069\u7684\u6392\u5e8f\u547d\u4ee4\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u5728\u67e5\u8a62\u6642\u4ee5\u6b63\u78ba\u7684\u9806\u5e8f\u8fd4\u56de\u3002<\/p>\n<h2 id=\"%e7%a4%ba%e4%be%8b%ef%bc%9a%e4%bd%bf%e7%94%a8%e6%8e%92%e5%ba%8f%e5%91%bd%e4%bb%a4%e9%80%b2%e8%a1%8c%e6%9f%a5%e8%a9%a2-gghFWbFvro\">\u793a\u4f8b\uff1a\u4f7f\u7528\u6392\u5e8f\u547d\u4ee4\u9032\u884c\u67e5\u8a62<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528\u6392\u5e8f\u547d\u4ee4\u7684\u67e5\u8a62\u793a\u4f8b\uff1a<\/p>\n<pre><code>SELECT name FROM example_table\nORDER BY name COLLATE BINARY ASC;<\/code><\/pre>\n<p>\u5728\u9019\u500b\u67e5\u8a62\u4e2d\uff0c\u6211\u5011\u5f9eexample_table\u4e2d\u9078\u64c7name\u5217\uff0c\u4e26\u4f7f\u7528BINARY\u6392\u5e8f\u547d\u4ee4\u9032\u884c\u5347\u5e8f\u6392\u5e8f\u3002\u9019\u5c07\u6839\u64da\u5b57\u7b26\u7684\u4e8c\u9032\u5236\u503c\u9032\u884c\u6392\u5e8f\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u8207\u5176\u4ed6\u6392\u5e8f\u547d\u4ee4\uff08\u5982NLS_SORT\uff09\u4e0d\u540c\u7684\u7d50\u679c\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-gghFWbFvro\">\u7e3d\u7d50<\/h2>\n<p>\u5728Oracle\u6578\u64da\u5eab\u4e2d\uff0c\u5b57\u7b26\u96c6\u548c\u6392\u5e8f\u547d\u4ee4\u4e4b\u9593\u7684\u95dc\u4fc2\u5c0d\u65bc\u6578\u64da\u7684\u6b63\u78ba\u5b58\u5132\u548c\u6aa2\u7d22\u81f3\u95dc\u91cd\u8981\u3002\u9078\u64c7\u5408\u9069\u7684\u5b57\u7b26\u96c6\u548c\u6392\u5e8f\u547d\u4ee4\u53ef\u4ee5\u63d0\u9ad8\u6578\u64da\u7684\u53ef\u7528\u6027\u548c\u6027\u80fd\u3002\u4e86\u89e3\u9019\u4e9b\u6982\u5ff5\u5c07\u5e6b\u52a9\u958b\u767c\u8005\u548c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u66f4\u6709\u6548\u5730\u7ba1\u7406\u6578\u64da\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\u4ee5\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f\u6578\u64da\u5eab\u7ba1\u7406\u9084\u662f\u61c9\u7528\u7a0b\u5e8f\u90e8\u7f72\uff0c\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Oracle\u6578\u64da\u5eab\u4e2d\u5b57\u7b26\u96c6\u8207\u6392\u5e8f\u547d\u4ee4\u7684\u95dc\u4fc2\uff0c\u4e86\u89e3\u5982\u4f55\u5f71\u97ff\u6578\u64da\u5b58\u5132\u8207\u67e5\u8a62\u7d50\u679c\u7684\u6392\u5e8f\u65b9\u5f0f\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-96032","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96032","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=96032"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96032\/revisions"}],"predecessor-version":[{"id":96033,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96032\/revisions\/96033"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=96032"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=96032"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=96032"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}