{"id":83605,"date":"2024-10-17T00:32:19","date_gmt":"2024-10-16T16:32:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/83605\/"},"modified":"2024-10-17T00:32:19","modified_gmt":"2024-10-16T16:32:19","slug":"ora-02440-%e4%b8%8d%e5%85%81%e8%a8%b1%e5%b8%b6%e6%9c%89%e5%bc%95%e7%94%a8%e7%b4%84%e6%9d%9f%e7%9a%84%e5%89%b5%e5%bb%ba%e9%81%b8%e6%93%87-oracle%e5%a0%b1%e9%8c%af%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/83605\/","title":{"rendered":"ORA-02440: \u4e0d\u5141\u8a31\u5e36\u6709\u5f15\u7528\u7d04\u675f\u7684\u5275\u5efa\u9078\u64c7 ORACLE\u5831\u932f\u6545\u969c\u4fee\u5fa9\u9060\u7a0b\u8655\u7406"},"content":{"rendered":"<h1 id=\"ora-02440-%e4%b8%8d%e5%85%81%e8%a8%b1%e5%b8%b6%e6%9c%89%e5%bc%95%e7%94%a8%e7%b4%84%e6%9d%9f%e7%9a%84%e5%89%b5%e5%bb%ba%e9%81%b8%e6%93%87-oracle%e5%a0%b1%e9%8c%af%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9-nCqGdhQnQS\">ORA-02440: \u4e0d\u5141\u8a31\u5e36\u6709\u5f15\u7528\u7d04\u675f\u7684\u5275\u5efa\u9078\u64c7 ORACLE\u5831\u932f\u6545\u969c\u4fee\u5fa9\u9060\u7a0b\u8655\u7406<\/h1>\n<p>\u5728\u4f7f\u7528Oracle\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\u662fORA-02440\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u51fa\u73fe\u5728\u5617\u8a66\u5275\u5efa\u4e00\u500b\u5e36\u6709\u5f15\u7528\u7d04\u675f\u7684\u9078\u64c7\u6642\uff0c\u9019\u6703\u5c0e\u81f4\u6578\u64da\u5eab\u7121\u6cd5\u6b63\u78ba\u57f7\u884c\u8a72\u64cd\u4f5c\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eORA-02440\u932f\u8aa4\u7684\u539f\u56e0\u3001\u5f71\u97ff\u4ee5\u53ca\u5982\u4f55\u9032\u884c\u6545\u969c\u4fee\u5fa9\u3002<\/p>\n<h2 id=\"ora-02440%e9%8c%af%e8%aa%a4%e7%9a%84%e5%8e%9f%e5%9b%a0-nCqGdhQnQS\">ORA-02440\u932f\u8aa4\u7684\u539f\u56e0<\/h2>\n<p>ORA-02440\u932f\u8aa4\u7684\u4e3b\u8981\u539f\u56e0\u662f\u6578\u64da\u5eab\u5728\u5275\u5efa\u8868\u6216\u8996\u5716\u6642\uff0c\u5617\u8a66\u6dfb\u52a0\u4e00\u500b\u5f15\u7528\u7d04\u675f\uff0c\u4f46\u8a72\u7d04\u675f\u7684\u53c3\u8003\u5c0d\u8c61\u4e26\u4e0d\u5b58\u5728\u6216\u4e0d\u7b26\u5408\u8981\u6c42\u3002\u5f15\u7528\u7d04\u675f\u662f\u7528\u4f86\u78ba\u4fdd\u6578\u64da\u5b8c\u6574\u6027\u7684\u4e00\u7a2e\u6a5f\u5236\uff0c\u5b83\u8981\u6c42\u67d0\u4e00\u5217\u7684\u503c\u5fc5\u9808\u5728\u53e6\u4e00\u8868\u7684\u4e3b\u9375\u6216\u552f\u4e00\u9375\u4e2d\u5b58\u5728\u3002<\/p>\n<ul>\n<li><strong>\u7f3a\u5c11\u53c3\u8003\u8868\uff1a<\/strong>\u7576\u4f60\u5617\u8a66\u5275\u5efa\u4e00\u500b\u8868\u4e26\u5728\u5176\u4e2d\u6dfb\u52a0\u5f15\u7528\u7d04\u675f\u6642\uff0c\u5982\u679c\u53c3\u8003\u7684\u8868\u4e0d\u5b58\u5728\uff0c\u5247\u6703\u5f15\u767c\u6b64\u932f\u8aa4\u3002<\/li>\n<li><strong>\u7d04\u675f\u5b9a\u7fa9\u932f\u8aa4\uff1a<\/strong>\u5982\u679c\u5f15\u7528\u7d04\u675f\u7684\u5b9a\u7fa9\u4e0d\u6b63\u78ba\uff0c\u4f8b\u5982\u5217\u540d\u62fc\u5beb\u932f\u8aa4\u6216\u6578\u64da\u985e\u578b\u4e0d\u5339\u914d\uff0c\u4e5f\u6703\u5c0e\u81f4\u6b64\u932f\u8aa4\u3002<\/li>\n<li><strong>\u5faa\u74b0\u5f15\u7528\uff1a<\/strong>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u8868\u4e4b\u9593\u7684\u5faa\u74b0\u5f15\u7528\u4e5f\u53ef\u80fd\u5c0e\u81f4ORA-02440\u932f\u8aa4\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9ora-02440%e9%8c%af%e8%aa%a4-nCqGdhQnQS\">\u5982\u4f55\u4fee\u5fa9ORA-02440\u932f\u8aa4<\/h2>\n<p>\u4fee\u5fa9ORA-02440\u932f\u8aa4\u9700\u8981\u5c0d\u6578\u64da\u5eab\u7d50\u69cb\u9032\u884c\u4ed4\u7d30\u6aa2\u67e5\u548c\u8abf\u6574\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u4fee\u5fa9\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e5%8f%83%e8%80%83%e8%a1%a8%e7%9a%84%e5%ad%98%e5%9c%a8%e6%80%a7-nCqGdhQnQS\">1. \u6aa2\u67e5\u53c3\u8003\u8868\u7684\u5b58\u5728\u6027<\/h3>\n<p>\u9996\u5148\uff0c\u78ba\u4fdd\u6240\u6709\u5f15\u7528\u7d04\u675f\u6240\u4f9d\u8cf4\u7684\u8868\u90fd\u5df2\u5b58\u5728\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u67e5\u8a62\u4f86\u6aa2\u67e5\u8868\u7684\u5b58\u5728\u6027\uff1a<\/p>\n<pre><code>SELECT table_name FROM user_tables WHERE table_name = '\u53c3\u8003\u8868\u540d';<\/code><\/pre>\n<h3 id=\"2-%e9%a9%97%e8%ad%89%e7%b4%84%e6%9d%9f%e5%ae%9a%e7%be%a9-nCqGdhQnQS\">2. \u9a57\u8b49\u7d04\u675f\u5b9a\u7fa9<\/h3>\n<p>\u6aa2\u67e5\u5f15\u7528\u7d04\u675f\u7684\u5b9a\u7fa9\uff0c\u78ba\u4fdd\u5217\u540d\u548c\u6578\u64da\u985e\u578b\u6b63\u78ba\u7121\u8aa4\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u67e5\u8a62\u4f86\u67e5\u770b\u7d04\u675f\u7684\u8a73\u7d30\u4fe1\u606f\uff1a<\/p>\n<pre><code>SELECT constraint_name, table_name, column_name, r_constraint_name \nFROM user_cons_columns \nWHERE table_name = '\u4f60\u7684\u8868\u540d';<\/code><\/pre>\n<h3 id=\"3-%e4%bf%ae%e6%ad%a3%e5%be%aa%e7%92%b0%e5%bc%95%e7%94%a8-nCqGdhQnQS\">3. \u4fee\u6b63\u5faa\u74b0\u5f15\u7528<\/h3>\n<p>\u5982\u679c\u5b58\u5728\u5faa\u74b0\u5f15\u7528\uff0c\u5247\u9700\u8981\u91cd\u65b0\u8a2d\u8a08\u6578\u64da\u5eab\u7d50\u69cb\uff0c\u907f\u514d\u9019\u7a2e\u60c5\u6cc1\u3002\u53ef\u4ee5\u8003\u616e\u5c07\u67d0\u4e9b\u7d04\u675f\u5ef6\u9072\u5230\u6578\u64da\u63d2\u5165\u5f8c\u518d\u9032\u884c\u6aa2\u67e5\u3002<\/p>\n<h2 id=\"%e7%a4%ba%e4%be%8b%ef%bc%9a%e4%bf%ae%e5%be%a9ora-02440%e9%8c%af%e8%aa%a4-nCqGdhQnQS\">\u793a\u4f8b\uff1a\u4fee\u5fa9ORA-02440\u932f\u8aa4<\/h2>\n<p>\u5047\u8a2d\u6211\u5011\u6709\u5169\u500b\u8868\uff1a<code>employees<\/code>\u548c<code>departments<\/code>\uff0c\u4e26\u4e14\u6211\u5011\u5e0c\u671b\u5728<code>employees<\/code>\u8868\u4e2d\u6dfb\u52a0\u4e00\u500b\u5f15\u7528\u7d04\u675f\uff0c\u6307\u5411<code>departments<\/code>\u8868\u7684<code>department_id<\/code>\u5217\u3002\u5982\u679c<code>departments<\/code>\u8868\u4e0d\u5b58\u5728\uff0c\u5247\u6703\u5f15\u767cORA-02440\u932f\u8aa4\u3002<\/p>\n<pre><code>CREATE TABLE employees (\n    employee_id NUMBER PRIMARY KEY,\n    department_id NUMBER,\n    CONSTRAINT fk_department FOREIGN KEY (department_id) REFERENCES departments(department_id)\n);<\/code><\/pre>\n<p>\u5728\u57f7\u884c\u4e0a\u8ff0\u8a9e\u53e5\u4e4b\u524d\uff0c\u61c9\u78ba\u4fdd<code>departments<\/code>\u8868\u5df2\u5b58\u5728\uff0c\u4e26\u4e14<code>department_id<\/code>\u5217\u7684\u6578\u64da\u985e\u578b\u8207<code>employees<\/code>\u8868\u4e2d\u7684<code>department_id<\/code>\u5217\u76f8\u5339\u914d\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-nCqGdhQnQS\">\u7e3d\u7d50<\/h2>\n<p>ORA-02440\u932f\u8aa4\u901a\u5e38\u662f\u7531\u65bc\u5f15\u7528\u7d04\u675f\u7684\u5b9a\u7fa9\u4e0d\u6b63\u78ba\u6216\u53c3\u8003\u8868\u4e0d\u5b58\u5728\u6240\u5f15\u8d77\u7684\u3002\u901a\u904e\u4ed4\u7d30\u6aa2\u67e5\u6578\u64da\u5eab\u7d50\u69cb\u548c\u7d04\u675f\u5b9a\u7fa9\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u4fee\u5fa9\u6b64\u932f\u8aa4\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u7ba1\u7406\u7684\u4f01\u696d\uff0c\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\u81f3\u95dc\u91cd\u8981\u3002\u82e5\u60a8\u9700\u8981\u9032\u4e00\u6b65\u4e86\u89e3\u5982\u4f55\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u670d\u52d9\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\u6c7aORA-02440\u932f\u8aa4\uff0c\u4e86\u89e3\u4e0d\u5141\u8a31\u5e36\u6709\u5f15\u7528\u7d04\u675f\u7684\u5275\u5efa\u9078\u64c7\uff0c\u63d0\u4f9bOracle\u5831\u932f\u6545\u969c\u4fee\u5fa9\u7684\u9060\u7a0b\u8655\u7406\u6307\u5357\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-83605","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/83605","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=83605"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/83605\/revisions"}],"predecessor-version":[{"id":83606,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/83605\/revisions\/83606"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=83605"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=83605"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=83605"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}