{"id":92664,"date":"2024-10-19T07:29:14","date_gmt":"2024-10-18T23:29:14","guid":{"rendered":"https:\/\/server.hk\/cnblog\/92664\/"},"modified":"2024-10-19T07:29:15","modified_gmt":"2024-10-18T23:29:15","slug":"ora-41704-%e7%84%a1%e6%95%88%e7%9a%84%e6%a2%9d%e4%bb%b6%e5%bc%95%e7%94%a8-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%e8%99%95%e7%90%86","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/92664\/","title":{"rendered":"ORA-41704: \u7121\u6548\u7684\u689d\u4ef6\u5f15\u7528: \u201cstring\u201d ORACLE \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406"},"content":{"rendered":"<h1 id=\"ora-41704-%e7%84%a1%e6%95%88%e7%9a%84%e6%a2%9d%e4%bb%b6%e5%bc%95%e7%94%a8-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%e8%99%95%e7%90%86-UKxMgMNCTT\">ORA-41704: \u7121\u6548\u7684\u689d\u4ef6\u5f15\u7528: \u201cstring\u201d ORACLE \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406<\/h1>\n<p>\u5728\u4f7f\u7528 Oracle \u6578\u64da\u5eab\u7684\u904e\u7a0b\u4e2d\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-41704\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u8868\u793a\u5728\u57f7\u884c\u67d0\u4e9b\u64cd\u4f5c\u6642\uff0c\u5f15\u7528\u4e86\u4e00\u500b\u7121\u6548\u7684\u689d\u4ef6\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e ORA-41704 \u932f\u8aa4\u7684\u539f\u56e0\u3001\u5f71\u97ff\u4ee5\u53ca\u5982\u4f55\u9032\u884c\u6545\u969c\u4fee\u5fa9\u3002<\/p>\n<h2 id=\"ora-41704-%e9%8c%af%e8%aa%a4%e7%9a%84%e5%8e%9f%e5%9b%a0-UKxMgMNCTT\">ORA-41704 \u932f\u8aa4\u7684\u539f\u56e0<\/h2>\n<p>ORA-41704 \u932f\u8aa4\u901a\u5e38\u51fa\u73fe\u5728\u4ee5\u4e0b\u5e7e\u7a2e\u60c5\u6cc1\u4e0b\uff1a<\/p>\n<ul>\n<li><strong>\u7121\u6548\u7684\u689d\u4ef6\u5f15\u7528\uff1a<\/strong>\u7576 SQL \u67e5\u8a62\u6216 PL\/SQL \u7a0b\u5e8f\u4e2d\u5f15\u7528\u4e86\u4e00\u500b\u4e0d\u5b58\u5728\u6216\u7121\u6548\u7684\u689d\u4ef6\u6642\uff0c\u4fbf\u6703\u5f15\u767c\u6b64\u932f\u8aa4\u3002<\/li>\n<li><strong>\u6578\u64da\u985e\u578b\u4e0d\u5339\u914d\uff1a<\/strong>\u5982\u679c\u5728\u689d\u4ef6\u4e2d\u4f7f\u7528\u4e86\u4e0d\u517c\u5bb9\u7684\u6578\u64da\u985e\u578b\uff0c\u4e5f\u53ef\u80fd\u5c0e\u81f4\u6b64\u932f\u8aa4\u3002<\/li>\n<li><strong>\u932f\u8aa4\u7684\u8a9e\u6cd5\uff1a<\/strong>\u5728 SQL \u8a9e\u53e5\u4e2d\uff0c\u8a9e\u6cd5\u932f\u8aa4\u6216\u62fc\u5beb\u932f\u8aa4\u4e5f\u6703\u5f15\u767c ORA-41704\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e8%ad%98%e5%88%a5-ora-41704-%e9%8c%af%e8%aa%a4-UKxMgMNCTT\">\u5982\u4f55\u8b58\u5225 ORA-41704 \u932f\u8aa4<\/h2>\n<p>\u7576 ORA-41704 \u932f\u8aa4\u767c\u751f\u6642\uff0cOracle \u6578\u64da\u5eab\u6703\u8fd4\u56de\u4e00\u689d\u932f\u8aa4\u6d88\u606f\uff0c\u901a\u5e38\u5305\u542b\u4ee5\u4e0b\u4fe1\u606f\uff1a<\/p>\n<pre>\nORA-41704: \u7121\u6548\u7684\u689d\u4ef6\u5f15\u7528: \"string\"\n<\/pre>\n<p>\u9019\u689d\u6d88\u606f\u4e2d\u7684 &#8220;string&#8221; \u901a\u5e38\u6307\u5411\u5177\u9ad4\u7684\u689d\u4ef6\u6216\u53c3\u6578\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u5b9a\u4f4d\u554f\u984c\u6240\u5728\u3002<\/p>\n<h2 id=\"%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9%e6%ad%a5%e9%a9%9f-UKxMgMNCTT\">\u6545\u969c\u4fee\u5fa9\u6b65\u9a5f<\/h2>\n<p>\u4fee\u5fa9 ORA-41704 \u932f\u8aa4\u7684\u904e\u7a0b\u53ef\u4ee5\u5206\u70ba\u5e7e\u500b\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5-sql-%e8%aa%9e%e5%8f%a5-UKxMgMNCTT\">1. \u6aa2\u67e5 SQL \u8a9e\u53e5<\/h3>\n<p>\u9996\u5148\uff0c\u6aa2\u67e5\u5f15\u767c\u932f\u8aa4\u7684 SQL \u8a9e\u53e5\u3002\u78ba\u4fdd\u6240\u6709\u5f15\u7528\u7684\u689d\u4ef6\u90fd\u662f\u6709\u6548\u7684\uff0c\u4e26\u4e14\u5728\u6578\u64da\u5eab\u4e2d\u5b58\u5728\u3002\u4f8b\u5982\uff1a<\/p>\n<pre>\nSELECT * FROM employees WHERE department_id = :dept_id;\n<\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u78ba\u4fdd :dept_id \u662f\u4e00\u500b\u6709\u6548\u7684\u53c3\u6578\uff0c\u4e26\u4e14\u5728\u57f7\u884c\u6642\u88ab\u6b63\u78ba\u8ce6\u503c\u3002<\/p>\n<h3 id=\"2-%e7%a2%ba%e8%aa%8d%e6%95%b8%e6%93%9a%e9%a1%9e%e5%9e%8b-UKxMgMNCTT\">2. \u78ba\u8a8d\u6578\u64da\u985e\u578b<\/h3>\n<p>\u6aa2\u67e5\u689d\u4ef6\u4e2d\u4f7f\u7528\u7684\u6578\u64da\u985e\u578b\u662f\u5426\u5339\u914d\u3002\u4f8b\u5982\uff0c\u5982\u679c department_id \u662f\u4e00\u500b\u6574\u6578\u985e\u578b\uff0c\u5247\u78ba\u4fdd\u5728\u67e5\u8a62\u4e2d\u4f7f\u7528\u7684\u503c\u4e5f\u662f\u6574\u6578\u3002<\/p>\n<h3 id=\"3-%e8%aa%9e%e6%b3%95%e6%aa%a2%e6%9f%a5-UKxMgMNCTT\">3. \u8a9e\u6cd5\u6aa2\u67e5<\/h3>\n<p>\u4ed4\u7d30\u6aa2\u67e5 SQL \u8a9e\u53e5\u7684\u8a9e\u6cd5\uff0c\u78ba\u4fdd\u6c92\u6709\u62fc\u5beb\u932f\u8aa4\u6216\u8a9e\u6cd5\u932f\u8aa4\u3002\u4f7f\u7528 SQL \u958b\u767c\u5de5\u5177\u7684\u8a9e\u6cd5\u6aa2\u67e5\u529f\u80fd\u53ef\u4ee5\u5e6b\u52a9\u8b58\u5225\u554f\u984c\u3002<\/p>\n<h3 id=\"4-%e6%9f%a5%e9%96%b1%e6%96%87%e6%aa%94-UKxMgMNCTT\">4. \u67e5\u95b1\u6587\u6a94<\/h3>\n<p>\u5982\u679c\u554f\u984c\u4ecd\u7136\u5b58\u5728\uff0c\u5efa\u8b70\u67e5\u95b1 Oracle \u7684\u5b98\u65b9\u6587\u6a94\u6216\u793e\u5340\u8ad6\u58c7\uff0c\u5c0b\u627e\u985e\u4f3c\u554f\u984c\u7684\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86-ora-41704-%e9%8c%af%e8%aa%a4-UKxMgMNCTT\">\u9060\u7a0b\u8655\u7406 ORA-41704 \u932f\u8aa4<\/h2>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u958b\u767c\u8005\u53ef\u80fd\u7121\u6cd5\u76f4\u63a5\u8a2a\u554f\u6578\u64da\u5eab\u9032\u884c\u6545\u969c\u6392\u9664\u3002\u6b64\u6642\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u9060\u7a0b\u8655\u7406\u5de5\u5177\u3002\u9019\u4e9b\u5de5\u5177\u5141\u8a31\u958b\u767c\u8005\u5728\u4e0d\u76f4\u63a5\u8a2a\u554f\u6578\u64da\u5eab\u7684\u60c5\u6cc1\u4e0b\uff0c\u9032\u884c\u8a3a\u65b7\u548c\u4fee\u5fa9\u3002\u4f8b\u5982\uff0c\u4f7f\u7528 Oracle SQL Developer \u6216\u5176\u4ed6\u6578\u64da\u5eab\u7ba1\u7406\u5de5\u5177\uff0c\u53ef\u4ee5\u9060\u7a0b\u9023\u63a5\u5230\u6578\u64da\u5eab\uff0c\u57f7\u884c\u67e5\u8a62\u548c\u6aa2\u67e5\u932f\u8aa4\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-UKxMgMNCTT\">\u7e3d\u7d50<\/h2>\n<p>ORA-41704 \u932f\u8aa4\u662f\u4e00\u500b\u5e38\u898b\u7684 Oracle \u6578\u64da\u5eab\u932f\u8aa4\uff0c\u901a\u5e38\u7531\u7121\u6548\u7684\u689d\u4ef6\u5f15\u7528\u5f15\u8d77\u3002\u901a\u904e\u4ed4\u7d30\u6aa2\u67e5 SQL \u8a9e\u53e5\u3001\u78ba\u8a8d\u6578\u64da\u985e\u578b\u3001\u9032\u884c\u8a9e\u6cd5\u6aa2\u67e5\u4ee5\u53ca\u67e5\u95b1\u76f8\u95dc\u6587\u6a94\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6709\u6548\u5730\u5b9a\u4f4d\u548c\u4fee\u5fa9\u6b64\u932f\u8aa4\u3002\u5728\u8655\u7406\u6b64\u985e\u554f\u984c\u6642\uff0c\u9060\u7a0b\u8655\u7406\u5de5\u5177\u4e5f\u80fd\u63d0\u4f9b\u5f88\u5927\u7684\u5e6b\u52a9\u3002\u82e5\u60a8\u9700\u8981\u9032\u4e00\u6b65\u7684\u652f\u6301\u6216\u5c0b\u627e\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7a ORA-41704 \u932f\u8aa4\uff0c\u7121\u6548\u7684\u689d\u4ef6\u5f15\u7528\u201cstring\u201d\u3002\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-92664","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/92664","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=92664"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/92664\/revisions"}],"predecessor-version":[{"id":92665,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/92664\/revisions\/92665"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=92664"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=92664"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=92664"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}