{"id":91544,"date":"2024-10-18T22:06:15","date_gmt":"2024-10-18T14:06:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/91544\/"},"modified":"2024-10-18T22:06:16","modified_gmt":"2024-10-18T14:06:16","slug":"ora-31074-xml-%e8%a8%bb%e9%87%8b%e9%95%b7%e5%ba%a6-string-%e8%b6%85%e9%81%8e%e6%9c%80%e5%a4%a7%e5%80%bc-string-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","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/91544\/","title":{"rendered":"ORA-31074: XML \u8a3b\u91cb\u9577\u5ea6 string \u8d85\u904e\u6700\u5927\u503c string ORACLE \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406"},"content":{"rendered":"

ORA-31074: XML \u8a3b\u91cb\u9577\u5ea6\u8d85\u904e\u6700\u5927\u503c\u7684\u6545\u969c\u4fee\u5fa9<\/h1>\n

\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\u4fbf\u662f ORA-31074<\/code>\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u8207 XML \u6578\u64da\u7684\u8655\u7406\u6709\u95dc\uff0c\u7279\u5225\u662f\u7576 XML \u8a3b\u91cb\u7684\u9577\u5ea6\u8d85\u904e Oracle \u6578\u64da\u5eab\u6240\u5141\u8a31\u7684\u6700\u5927\u503c\u6642\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u9019\u500b\u932f\u8aa4\u7684\u539f\u56e0\u3001\u5f71\u97ff\u4ee5\u53ca\u5982\u4f55\u9032\u884c\u6545\u969c\u4fee\u5fa9\u3002<\/p>\n

\u932f\u8aa4\u539f\u56e0<\/h2>\n

ORA-31074<\/code> \u932f\u8aa4\u7684\u4e3b\u8981\u539f\u56e0\u662f XML \u8a3b\u91cb\u7684\u9577\u5ea6\u8d85\u904e\u4e86 Oracle \u6578\u64da\u5eab\u7684\u9650\u5236\u3002\u6839\u64da Oracle \u7684\u6587\u6a94\uff0cXML \u8a3b\u91cb\u7684\u6700\u5927\u9577\u5ea6\u901a\u5e38\u70ba 64KB\u3002\u5982\u679c\u5617\u8a66\u63d2\u5165\u6216\u66f4\u65b0\u7684 XML \u6578\u64da\u4e2d\u5305\u542b\u7684\u8a3b\u91cb\u8d85\u904e\u9019\u500b\u9650\u5236\uff0c\u5247\u6703\u5f15\u767c\u6b64\u932f\u8aa4\u3002<\/p>\n

\u5f71\u97ff\u7bc4\u570d<\/h2>\n

\u9019\u500b\u932f\u8aa4\u53ef\u80fd\u6703\u5f71\u97ff\u5230\u4f7f\u7528 XML \u6578\u64da\u7684\u61c9\u7528\u7a0b\u5e8f\uff0c\u7279\u5225\u662f\u5728\u9032\u884c\u6578\u64da\u5c0e\u5165\u6216\u66f4\u65b0\u64cd\u4f5c\u6642\u3002\u7576\u932f\u8aa4\u767c\u751f\u6642\uff0c\u76f8\u95dc\u7684\u6578\u64da\u64cd\u4f5c\u5c07\u7121\u6cd5\u5b8c\u6210\uff0c\u9019\u53ef\u80fd\u5c0e\u81f4\u61c9\u7528\u7a0b\u5e8f\u7684\u529f\u80fd\u53d7\u9650\uff0c\u751a\u81f3\u5f71\u97ff\u5230\u6574\u9ad4\u696d\u52d9\u6d41\u7a0b\u3002<\/p>\n

\u6545\u969c\u4fee\u5fa9\u6b65\u9a5f<\/h2>\n

1. \u6aa2\u67e5 XML \u6578\u64da<\/h3>\n

\u9996\u5148\uff0c\u60a8\u9700\u8981\u6aa2\u67e5\u5c0e\u5165\u6216\u66f4\u65b0\u7684 XML \u6578\u64da\u3002\u78ba\u4fdd\u6240\u6709\u7684\u8a3b\u91cb\u90fd\u5728\u5141\u8a31\u7684\u9577\u5ea6\u7bc4\u570d\u5167\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528 XML \u7de8\u8f2f\u5668\u6216\u6587\u672c\u7de8\u8f2f\u5668\u4f86\u67e5\u770b\u8a3b\u91cb\u7684\u9577\u5ea6\u3002<\/p>\n

2. \u7c21\u5316\u8a3b\u91cb\u5167\u5bb9<\/h3>\n

\u5982\u679c\u767c\u73fe\u67d0\u4e9b\u8a3b\u91cb\u8d85\u904e\u4e86 64KB \u7684\u9650\u5236\uff0c\u60a8\u53ef\u4ee5\u8003\u616e\u7c21\u5316\u9019\u4e9b\u8a3b\u91cb\u7684\u5167\u5bb9\u3002\u522a\u9664\u4e0d\u5fc5\u8981\u7684\u4fe1\u606f\uff0c\u6216\u5c07\u9577\u8a3b\u91cb\u5206\u5272\u6210\u591a\u500b\u8f03\u77ed\u7684\u8a3b\u91cb\u3002<\/p>\n

3. \u4f7f\u7528 CLOB \u6578\u64da\u985e\u578b<\/h3>\n

\u5982\u679c\u9700\u8981\u5b58\u5132\u5927\u91cf\u7684\u6587\u672c\u6578\u64da\uff0c\u8003\u616e\u4f7f\u7528 CLOB\uff08Character Large Object\uff09\u6578\u64da\u985e\u578b\u3002CLOB \u53ef\u4ee5\u5b58\u5132\u66f4\u5927\u7684\u6587\u672c\u6578\u64da\uff0c\u9019\u6a23\u53ef\u4ee5\u907f\u514d\u56e0\u8a3b\u91cb\u9577\u5ea6\u904e\u9577\u800c\u5f15\u767c\u7684\u932f\u8aa4\u3002<\/p>\n

CREATE TABLE my_table (\n    id NUMBER,\n    xml_data CLOB\n);\n<\/code><\/pre>\n
4. \u66f4\u65b0\u6578\u64da\u5eab\u8a2d\u7f6e<\/h3>\n
\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u60a8\u53ef\u80fd\u9700\u8981\u6aa2\u67e5\u6578\u64da\u5eab\u7684\u8a2d\u7f6e\uff0c\u78ba\u4fdd\u5176\u652f\u6301\u6240\u9700\u7684 XML \u529f\u80fd\u3002\u9019\u53ef\u80fd\u6d89\u53ca\u5230\u6578\u64da\u5eab\u7684\u914d\u7f6e\u6216\u5347\u7d1a\u3002<\/p>\n
5. \u6e2c\u8a66\u548c\u9a57\u8b49<\/h3>\n
\u5728\u9032\u884c\u4efb\u4f55\u66f4\u6539\u5f8c\uff0c\u52d9\u5fc5\u9032\u884c\u6e2c\u8a66\u4ee5\u78ba\u4fdd\u554f\u984c\u5df2\u7d93\u89e3\u6c7a\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528 SQL \u67e5\u8a62\u4f86\u9a57\u8b49 XML \u6578\u64da\u7684\u6b63\u78ba\u6027\u3002<\/p>\n
SELECT * FROM my_table WHERE id = 1;\n<\/code><\/pre>\n
\u7d50\u8ad6<\/h2>\n
\u9047\u5230 ORA-31074<\/code> \u932f\u8aa4\u6642\uff0c\u9996\u5148\u8981\u6aa2\u67e5 XML \u8a3b\u91cb\u7684\u9577\u5ea6\uff0c\u4e26\u6839\u64da\u9700\u8981\u9032\u884c\u8abf\u6574\u3002\u901a\u904e\u7c21\u5316\u8a3b\u91cb\u5167\u5bb9\u6216\u4f7f\u7528 CLOB \u6578\u64da\u985e\u578b\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u6b64\u554f\u984c\u3002\u4fdd\u6301\u6578\u64da\u7684\u6574\u6f54\u548c\u5408\u898f\u6027\u662f\u78ba\u4fdd\u61c9\u7528\u7a0b\u5e8f\u6b63\u5e38\u904b\u884c\u7684\u95dc\u9375\u3002<\/p>\n
\u5982\u9700\u9032\u4e00\u6b65\u4e86\u89e3\u5982\u4f55\u9078\u64c7\u5408\u9069\u7684 \u9999\u6e2f VPS<\/a> \u670d\u52d9\uff0c\u6216\u6709\u95dc\u6578\u64da\u5eab\u7ba1\u7406\u7684\u66f4\u591a\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u89e3\u6c7a ORA-31074 \u932f\u8aa4\uff0cXML \u8a3b\u91cb\u9577\u5ea6\u8d85\u904e\u6700\u5927\u503c\u7684\u554f\u984c\uff0c\u63d0\u4f9b\u6545\u969c\u4fee\u5fa9\u548c\u9060\u7a0b\u8655\u7406\u65b9\u6848\uff0c\u78ba\u4fdd\u6578\u64da\u5b8c\u6574\u6027\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-91544","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/91544","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=91544"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/91544\/revisions"}],"predecessor-version":[{"id":91545,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/91544\/revisions\/91545"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=91544"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=91544"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=91544"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}