{"id":87444,"date":"2024-10-18T01:06:19","date_gmt":"2024-10-17T17:06:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/87444\/"},"modified":"2024-10-18T01:06:19","modified_gmt":"2024-10-17T17:06:19","slug":"ora-19175-forx0002-%e7%84%a1%e6%95%88%e7%9a%84%e6%ad%a3%e5%89%87%e8%a1%a8%e9%81%94%e5%bc%8f-oracle-%e5%a0%b1%e9%8c%af-%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9-%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/87444\/","title":{"rendered":"ORA-19175: FORX0002: \u7121\u6548\u7684\u6b63\u5247\u8868\u9054\u5f0f ORACLE \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406"},"content":{"rendered":"<h1 id=\"ora-19175-forx0002-%e7%84%a1%e6%95%88%e7%9a%84%e6%ad%a3%e5%89%87%e8%a1%a8%e9%81%94%e5%bc%8f-oracle-%e5%a0%b1%e9%8c%af-%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9-%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86-dcdTnRAKxc\">ORA-19175: FORX0002: \u7121\u6548\u7684\u6b63\u5247\u8868\u9054\u5f0f ORACLE \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406<\/h1>\n<p>\u5728\u4f7f\u7528 Oracle \u6578\u64da\u5eab\u6642\uff0c\u958b\u767c\u8005\u548c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\u4ee3\u78bc\uff0c\u5176\u4e2d\u4e4b\u4e00\u5c31\u662f <strong>ORA-19175: FORX0002: \u7121\u6548\u7684\u6b63\u5247\u8868\u9054\u5f0f<\/strong>\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u8207 XML \u8655\u7406\u548c\u6b63\u5247\u8868\u9054\u5f0f\u7684\u4f7f\u7528\u6709\u95dc\uff0c\u7279\u5225\u662f\u5728\u4f7f\u7528 XQuery \u6216 XMLType \u6642\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u9019\u500b\u932f\u8aa4\u7684\u539f\u56e0\u3001\u89e3\u6c7a\u65b9\u6848\u4ee5\u53ca\u5982\u4f55\u9032\u884c\u9060\u7a0b\u8655\u7406\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e5%8e%9f%e5%9b%a0-dcdTnRAKxc\">\u932f\u8aa4\u539f\u56e0<\/h2>\n<p>ORA-19175 \u932f\u8aa4\u901a\u5e38\u51fa\u73fe\u5728\u4ee5\u4e0b\u60c5\u6cc1\uff1a<\/p>\n<ul>\n<li>\u4f7f\u7528\u4e86\u4e0d\u6b63\u78ba\u7684\u6b63\u5247\u8868\u9054\u5f0f\u8a9e\u6cd5\u3002<\/li>\n<li>\u6b63\u5247\u8868\u9054\u5f0f\u4e2d\u5305\u542b\u4e86\u4e0d\u652f\u6301\u7684\u5b57\u7b26\u6216\u683c\u5f0f\u3002<\/li>\n<li>\u5728 XML \u67e5\u8a62\u4e2d\u4f7f\u7528\u4e86\u4e0d\u6b63\u78ba\u7684 XPath \u8868\u9054\u5f0f\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u7576\u4f60\u5617\u8a66\u4f7f\u7528\u4ee5\u4e0b\u6b63\u5247\u8868\u9054\u5f0f\u6642\uff1a<\/p>\n<pre><code>SELECT REGEXP_SUBSTR('abc123', '[0-9]+') FROM dual;<\/code><\/pre>\n<p>\u5982\u679c\u6b63\u5247\u8868\u9054\u5f0f\u7684\u8a9e\u6cd5\u4e0d\u6b63\u78ba\uff0c\u5247\u53ef\u80fd\u6703\u5c0e\u81f4 ORA-19175 \u932f\u8aa4\u7684\u51fa\u73fe\u3002<\/p>\n<h2 id=\"%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9%e6%ad%a5%e9%a9%9f-dcdTnRAKxc\">\u6545\u969c\u4fee\u5fa9\u6b65\u9a5f<\/h2>\n<p>\u8981\u4fee\u5fa9 ORA-19175 \u932f\u8aa4\uff0c\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9a5f\u9032\u884c\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e6%ad%a3%e5%89%87%e8%a1%a8%e9%81%94%e5%bc%8f-dcdTnRAKxc\">1. \u6aa2\u67e5\u6b63\u5247\u8868\u9054\u5f0f<\/h3>\n<p>\u9996\u5148\uff0c\u6aa2\u67e5\u4f60\u4f7f\u7528\u7684\u6b63\u5247\u8868\u9054\u5f0f\u662f\u5426\u7b26\u5408 Oracle \u7684\u6b63\u5247\u8868\u9054\u5f0f\u8a9e\u6cd5\u3002\u78ba\u4fdd\u6240\u6709\u7684\u5b57\u7b26\u548c\u683c\u5f0f\u90fd\u662f\u6b63\u78ba\u7684\u3002\u4f8b\u5982\uff0c\u4f7f\u7528 <code>REGEXP_LIKE<\/code> \u51fd\u6578\u6642\uff0c\u6b63\u5247\u8868\u9054\u5f0f\u61c9\u8a72\u662f\u6709\u6548\u7684\uff1a<\/p>\n<pre><code>SELECT * FROM your_table WHERE REGEXP_LIKE(your_column, '^[A-Za-z0-9]+$');<\/code><\/pre>\n<h3 id=\"2-%e6%b8%ac%e8%a9%a6-xpath-%e8%a1%a8%e9%81%94%e5%bc%8f-dcdTnRAKxc\">2. \u6e2c\u8a66 XPath \u8868\u9054\u5f0f<\/h3>\n<p>\u5982\u679c\u4f60\u5728\u4f7f\u7528 XMLType \u6642\u9047\u5230\u6b64\u932f\u8aa4\uff0c\u8acb\u6aa2\u67e5\u4f60\u7684 XPath \u8868\u9054\u5f0f\u662f\u5426\u6b63\u78ba\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\u4f86\u6e2c\u8a66\uff1a<\/p>\n<pre><code>SELECT XMLTYPE(your_xml_column).extract('\/\/your_xpath_expression') FROM your_table;<\/code><\/pre>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8-oracle-%e7%9a%84%e6%ad%a3%e5%89%87%e8%a1%a8%e9%81%94%e5%bc%8f%e5%b7%a5%e5%85%b7-dcdTnRAKxc\">3. \u4f7f\u7528 Oracle \u7684\u6b63\u5247\u8868\u9054\u5f0f\u5de5\u5177<\/h3>\n<p>Oracle \u63d0\u4f9b\u4e86\u4e00\u4e9b\u5167\u5efa\u7684\u5de5\u5177\u4f86\u5e6b\u52a9\u958b\u767c\u8005\u6e2c\u8a66\u548c\u9a57\u8b49\u6b63\u5247\u8868\u9054\u5f0f\u3002\u53ef\u4ee5\u4f7f\u7528 <code>REGEXP_INSTR<\/code> \u548c <code>REGEXP_REPLACE<\/code> \u51fd\u6578\u4f86\u9032\u884c\u6e2c\u8a66\u3002<\/p>\n<h2 id=\"%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86-dcdTnRAKxc\">\u9060\u7a0b\u8655\u7406<\/h2>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u53ef\u80fd\u9700\u8981\u9032\u884c\u9060\u7a0b\u8655\u7406\u4f86\u89e3\u6c7a ORA-19175 \u932f\u8aa4\u3002\u9019\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u65b9\u5f0f\u5be6\u73fe\uff1a<\/p>\n<ul>\n<li>\u4f7f\u7528 SQL*Plus \u6216\u5176\u4ed6\u6578\u64da\u5eab\u7ba1\u7406\u5de5\u5177\u9023\u63a5\u5230 Oracle \u6578\u64da\u5eab\u3002<\/li>\n<li>\u57f7\u884c\u4e0a\u8ff0\u6aa2\u67e5\u548c\u4fee\u5fa9\u6b65\u9a5f\u3002<\/li>\n<li>\u5982\u679c\u554f\u984c\u4ecd\u7136\u5b58\u5728\uff0c\u8003\u616e\u67e5\u770b Oracle \u7684\u5b98\u65b9\u6587\u6a94\u6216\u5c0b\u6c42\u5c08\u696d\u7684\u6280\u8853\u652f\u6301\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-dcdTnRAKxc\">\u7e3d\u7d50<\/h2>\n<p>ORA-19175: FORX0002: \u7121\u6548\u7684\u6b63\u5247\u8868\u9054\u5f0f\u662f\u4e00\u500b\u5e38\u898b\u7684 Oracle \u932f\u8aa4\uff0c\u901a\u5e38\u8207\u6b63\u5247\u8868\u9054\u5f0f\u7684\u8a9e\u6cd5\u6216 XML \u67e5\u8a62\u6709\u95dc\u3002\u901a\u904e\u4ed4\u7d30\u6aa2\u67e5\u6b63\u5247\u8868\u9054\u5f0f\u548c XPath \u8868\u9054\u5f0f\uff0c\u4e26\u4f7f\u7528 Oracle \u63d0\u4f9b\u7684\u5de5\u5177\u9032\u884c\u6e2c\u8a66\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u6b64\u554f\u984c\u3002\u5982\u679c\u9700\u8981\u9032\u4e00\u6b65\u7684\u652f\u6301\uff0c\u8003\u616e\u4f7f\u7528 <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u670d\u52d9\u4f86\u9032\u884c\u9060\u7a0b\u8655\u7406\uff0c\u9019\u6a23\u53ef\u4ee5\u66f4\u65b9\u4fbf\u5730\u7ba1\u7406\u548c\u7dad\u8b77\u4f60\u7684\u6578\u64da\u5eab\u74b0\u5883\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7aORA-19175: FORX0002\u932f\u8aa4\uff0c\u7121\u6548\u7684\u6b63\u5247\u8868\u9054\u5f0f\u554f\u984c\uff0c\u63d0\u4f9b\u6545\u969c\u4fee\u5fa9\u548c\u9060\u7a0b\u8655\u7406\u65b9\u6848\uff0c\u52a9\u60a8\u5feb\u901f\u6062\u5fa9\u7cfb\u7d71\u904b\u884c\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-87444","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/87444","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=87444"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/87444\/revisions"}],"predecessor-version":[{"id":87445,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/87444\/revisions\/87445"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=87444"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=87444"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=87444"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}