{"id":87876,"date":"2024-10-18T04:43:19","date_gmt":"2024-10-17T20:43:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/87876\/"},"modified":"2024-10-18T04:43:19","modified_gmt":"2024-10-17T20:43:19","slug":"ora-22321-%e6%96%b9%e6%b3%95%e4%b8%8d%e8%bf%94%e5%9b%9e%e4%bb%bb%e4%bd%95%e7%b5%90%e6%9e%9c-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%86-2","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/87876\/","title":{"rendered":"ORA-22321: \u65b9\u6cd5\u4e0d\u8fd4\u56de\u4efb\u4f55\u7d50\u679c ORACLE \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406"},"content":{"rendered":"<h1 id=\"ora-22321-%e6%96%b9%e6%b3%95%e4%b8%8d%e8%bf%94%e5%9b%9e%e4%bb%bb%e4%bd%95%e7%b5%90%e6%9e%9c-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-ubgVAAGrsr\">ORA-22321: \u65b9\u6cd5\u4e0d\u8fd4\u56de\u4efb\u4f55\u7d50\u679c 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\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\u4ee3\u78bc\uff0c\u5176\u4e2d\u4e4b\u4e00\u4fbf\u662f <code>ORA-22321<\/code>\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u8868\u793a\u4e00\u500b\u65b9\u6cd5\u672a\u8fd4\u56de\u4efb\u4f55\u7d50\u679c\uff0c\u9019\u53ef\u80fd\u6703\u5c0e\u81f4\u61c9\u7528\u7a0b\u5e8f\u7684\u904b\u884c\u4e2d\u65b7\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e <code>ORA-22321<\/code> \u7684\u6210\u56e0\u3001\u5f71\u97ff\u53ca\u5176\u4fee\u5fa9\u65b9\u6cd5\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u6709\u6548\u5730\u8655\u7406\u6b64\u554f\u984c\u3002<\/p>\n<h2 id=\"ora-22321-%e9%8c%af%e8%aa%a4%e7%9a%84%e6%88%90%e5%9b%a0-ubgVAAGrsr\">ORA-22321 \u932f\u8aa4\u7684\u6210\u56e0<\/h2>\n<p><code>ORA-22321<\/code> \u932f\u8aa4\u901a\u5e38\u51fa\u73fe\u5728\u4f7f\u7528 Oracle \u7684\u5c0d\u8c61\u95dc\u4fc2\u6578\u64da\u5eab\u529f\u80fd\u6642\u3002\u5177\u9ad4\u4f86\u8aaa\uff0c\u9019\u500b\u932f\u8aa4\u53ef\u80fd\u7531\u4ee5\u4e0b\u5e7e\u500b\u539f\u56e0\u5f15\u8d77\uff1a<\/p>\n<ul>\n<li><strong>\u65b9\u6cd5\u672a\u8fd4\u56de\u503c\uff1a<\/strong>\u7576\u4e00\u500b\u65b9\u6cd5\u88ab\u8abf\u7528\u6642\uff0c\u5982\u679c\u5b83\u6c92\u6709\u8fd4\u56de\u4efb\u4f55\u7d50\u679c\uff0c\u5247\u6703\u5f15\u767c\u6b64\u932f\u8aa4\u3002<\/li>\n<li><strong>\u6578\u64da\u985e\u578b\u4e0d\u5339\u914d\uff1a<\/strong>\u5982\u679c\u65b9\u6cd5\u7684\u8fd4\u56de\u985e\u578b\u8207\u9810\u671f\u7684\u985e\u578b\u4e0d\u4e00\u81f4\uff0c\u4e5f\u53ef\u80fd\u5c0e\u81f4\u6b64\u932f\u8aa4\u3002<\/li>\n<li><strong>\u5c0d\u8c61\u72c0\u614b\u4e0d\u6b63\u78ba\uff1a<\/strong>\u5982\u679c\u5c0d\u8c61\u7684\u72c0\u614b\u4e0d\u7b26\u5408\u65b9\u6cd5\u7684\u8981\u6c42\uff0c\u5247\u53ef\u80fd\u7121\u6cd5\u6b63\u78ba\u8fd4\u56de\u7d50\u679c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9-ora-22321-%e9%8c%af%e8%aa%a4-ubgVAAGrsr\">\u5982\u4f55\u4fee\u5fa9 ORA-22321 \u932f\u8aa4<\/h2>\n<p>\u4fee\u5fa9 <code>ORA-22321<\/code> \u932f\u8aa4\u9700\u8981\u5c0d\u4ee3\u78bc\u9032\u884c\u4ed4\u7d30\u6aa2\u67e5\u548c\u8abf\u8a66\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%e6%96%b9%e6%b3%95%e7%9a%84%e8%bf%94%e5%9b%9e%e5%80%bc-ubgVAAGrsr\">1. \u6aa2\u67e5\u65b9\u6cd5\u7684\u8fd4\u56de\u503c<\/h3>\n<p>\u9996\u5148\uff0c\u6aa2\u67e5\u5f15\u767c\u932f\u8aa4\u7684\u65b9\u6cd5\uff0c\u78ba\u4fdd\u5b83\u5728\u6240\u6709\u60c5\u6cc1\u4e0b\u90fd\u80fd\u8fd4\u56de\u4e00\u500b\u6709\u6548\u7684\u7d50\u679c\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>CREATE OR REPLACE FUNCTION get_employee_name(emp_id IN NUMBER) RETURN VARCHAR2 IS\n    emp_name VARCHAR2(100);\nBEGIN\n    SELECT name INTO emp_name FROM employees WHERE id = emp_id;\n    RETURN emp_name; -- \u78ba\u4fdd\u9019\u88e1\u6709\u8fd4\u56de\u503c\nEXCEPTION\n    WHEN NO_DATA_FOUND THEN\n        RETURN NULL; -- \u8655\u7406\u7121\u6578\u64da\u7684\u60c5\u6cc1\nEND;\n<\/code><\/pre>\n<h3 id=\"2-%e7%a2%ba%e8%aa%8d%e6%95%b8%e6%93%9a%e9%a1%9e%e5%9e%8b-ubgVAAGrsr\">2. \u78ba\u8a8d\u6578\u64da\u985e\u578b<\/h3>\n<p>\u78ba\u4fdd\u65b9\u6cd5\u7684\u8fd4\u56de\u985e\u578b\u8207\u8abf\u7528\u8a72\u65b9\u6cd5\u7684\u5730\u65b9\u4e00\u81f4\u3002\u5982\u679c\u8fd4\u56de\u985e\u578b\u4e0d\u5339\u914d\uff0c\u5247\u9700\u8981\u9032\u884c\u76f8\u61c9\u7684\u8abf\u6574\u3002<\/p>\n<h3 id=\"3-%e6%aa%a2%e6%9f%a5%e5%b0%8d%e8%b1%a1%e7%8b%80%e6%85%8b-ubgVAAGrsr\">3. \u6aa2\u67e5\u5c0d\u8c61\u72c0\u614b<\/h3>\n<p>\u5728\u8abf\u7528\u65b9\u6cd5\u4e4b\u524d\uff0c\u6aa2\u67e5\u5c0d\u8c61\u7684\u72c0\u614b\u662f\u5426\u6b63\u78ba\u3002\u9019\u53ef\u4ee5\u901a\u904e\u6dfb\u52a0\u689d\u4ef6\u8a9e\u53e5\u4f86\u5be6\u73fe\uff0c\u4f8b\u5982\uff1a<\/p>\n<pre><code>IF obj IS NOT NULL THEN\n    result := obj.some_method();\nELSE\n    RAISE_APPLICATION_ERROR(-20001, '\u5c0d\u8c61\u72c0\u614b\u4e0d\u6b63\u78ba');\nEND IF;\n<\/code><\/pre>\n<h2 id=\"%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86-ora-22321-%e9%8c%af%e8%aa%a4-ubgVAAGrsr\">\u9060\u7a0b\u8655\u7406 ORA-22321 \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\u8abf\u8a66\u3002\u9019\u6642\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u9060\u7a0b\u8655\u7406\u5de5\u5177\u4f86\u5354\u52a9\u89e3\u6c7a\u554f\u984c\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5efa\u8b70\uff1a<\/p>\n<ul>\n<li><strong>\u4f7f\u7528 SQL Developer\uff1a<\/strong>\u9019\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u9060\u7a0b\u9023\u63a5\u5230 Oracle \u6578\u64da\u5eab\uff0c\u4e26\u9032\u884c\u67e5\u8a62\u548c\u8abf\u8a66\u3002<\/li>\n<li><strong>\u65e5\u8a8c\u8a18\u9304\uff1a<\/strong>\u5728\u65b9\u6cd5\u4e2d\u6dfb\u52a0\u65e5\u8a8c\u8a18\u9304\uff0c\u4ee5\u4fbf\u5728\u51fa\u73fe\u932f\u8aa4\u6642\u80fd\u5920\u7372\u53d6\u66f4\u591a\u7684\u4e0a\u4e0b\u6587\u4fe1\u606f\u3002<\/li>\n<li><strong>\u8acb\u6c42\u652f\u6301\uff1a<\/strong>\u5982\u679c\u554f\u984c\u7121\u6cd5\u89e3\u6c7a\uff0c\u53ef\u4ee5\u8003\u616e\u8acb\u6c42 Oracle \u7684\u6280\u8853\u652f\u6301\uff0c\u63d0\u4f9b\u8a73\u7d30\u7684\u932f\u8aa4\u4fe1\u606f\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-ubgVAAGrsr\">\u7e3d\u7d50<\/h2>\n<p>\u9762\u5c0d <code>ORA-22321<\/code> \u932f\u8aa4\uff0c\u958b\u767c\u8005\u9700\u8981\u4ed4\u7d30\u6aa2\u67e5\u65b9\u6cd5\u7684\u8fd4\u56de\u503c\u3001\u6578\u64da\u985e\u578b\u53ca\u5c0d\u8c61\u72c0\u614b\u3002\u901a\u904e\u9069\u7576\u7684\u8abf\u8a66\u548c\u9060\u7a0b\u8655\u7406\u5de5\u5177\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u6b64\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u548c\u9ad8\u6548\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u6216 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u670d\u52d9\u5c07\u6709\u52a9\u65bc\u63d0\u5347\u6574\u9ad4\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7a ORA-22321 \u932f\u8aa4\uff0c\u4e86\u89e3\u65b9\u6cd5\u4e0d\u8fd4\u56de\u7d50\u679c\u7684\u539f\u56e0\uff0c\u4e26\u638c\u63e1\u9060\u7a0b\u8655\u7406\u8207\u6545\u969c\u4fee\u5fa9\u6280\u5de7\uff0c\u63d0\u5347 Oracle \u6548\u7387\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-87876","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/87876","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=87876"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/87876\/revisions"}],"predecessor-version":[{"id":87877,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/87876\/revisions\/87877"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=87876"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=87876"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=87876"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}