{"id":91382,"date":"2024-10-18T20:45:18","date_gmt":"2024-10-18T12:45:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/91382\/"},"modified":"2024-10-18T20:45:18","modified_gmt":"2024-10-18T12:45:18","slug":"ora-30516-%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a7%92%e8%89%b2%e8%ae%8a%e6%9b%b4%e8%a7%b8%e7%99%bc%e5%99%a8%e4%b8%8d%e8%83%bd%e6%9c%89-before-%e9%a1%9e%e5%9e%8b-oracle-%e5%a0%b1%e9%8c%af-%e6%95%85%e9%9a%9c","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/91382\/","title":{"rendered":"ORA-30516: \u6578\u64da\u5eab\u89d2\u8272\u8b8a\u66f4\u89f8\u767c\u5668\u4e0d\u80fd\u6709 BEFORE \u985e\u578b ORACLE \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406"},"content":{"rendered":"<h1 id=\"ora-30516-%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a7%92%e8%89%b2%e8%ae%8a%e6%9b%b4%e8%a7%b8%e7%99%bc%e5%99%a8%e4%b8%8d%e8%83%bd%e6%9c%89-before-%e9%a1%9e%e5%9e%8b-oracle-%e5%a0%b1%e9%8c%af-%e6%95%85%e9%9a%9c-qEaAlEeKFm\">ORA-30516: \u6578\u64da\u5eab\u89d2\u8272\u8b8a\u66f4\u89f8\u767c\u5668\u4e0d\u80fd\u6709 BEFORE \u985e\u578b 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 <code>ORA-30516<\/code>\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u51fa\u73fe\u5728\u5617\u8a66\u5275\u5efa\u6216\u4fee\u6539\u89f8\u767c\u5668\u6642\uff0c\u7279\u5225\u662f\u7576\u89f8\u767c\u5668\u7684\u985e\u578b\u4e0d\u7b26\u5408 Oracle \u7684\u8981\u6c42\u6642\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e <code>ORA-30516<\/code> \u932f\u8aa4\u7684\u539f\u56e0\u3001\u5f71\u97ff\u4ee5\u53ca\u5982\u4f55\u9032\u884c\u6545\u969c\u4fee\u5fa9\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e5%8e%9f%e5%9b%a0-qEaAlEeKFm\">\u932f\u8aa4\u539f\u56e0<\/h2>\n<p><code>ORA-30516<\/code> \u932f\u8aa4\u7684\u4e3b\u8981\u539f\u56e0\u662f\u5617\u8a66\u5275\u5efa\u4e00\u500b BEFORE \u985e\u578b\u7684\u89f8\u767c\u5668\u4f86\u76e3\u63a7\u6578\u64da\u5eab\u89d2\u8272\u7684\u8b8a\u66f4\u3002\u6839\u64da Oracle \u7684\u6587\u6a94\uff0c\u5c0d\u65bc\u89d2\u8272\u8b8a\u66f4\u7684\u89f8\u767c\u5668\uff0cOracle \u50c5\u652f\u6301 AFTER \u985e\u578b\u7684\u89f8\u767c\u5668\u3002\u9019\u610f\u5473\u8457\u5728\u89d2\u8272\u8b8a\u66f4\u64cd\u4f5c\u5b8c\u6210\u5f8c\uff0c\u89f8\u767c\u5668\u624d\u6703\u88ab\u89f8\u767c\uff0c\u800c\u4e0d\u662f\u5728\u64cd\u4f5c\u4e4b\u524d\u3002<\/p>\n<h3 id=\"%e8%a7%b8%e7%99%bc%e5%99%a8%e7%9a%84%e9%a1%9e%e5%9e%8b-qEaAlEeKFm\">\u89f8\u767c\u5668\u7684\u985e\u578b<\/h3>\n<ul>\n<li><strong>BEFORE \u89f8\u767c\u5668\uff1a<\/strong>\u5728 DML \u64cd\u4f5c\uff08\u5982 INSERT\u3001UPDATE\u3001DELETE\uff09\u57f7\u884c\u4e4b\u524d\u89f8\u767c\u3002<\/li>\n<li><strong>AFTER \u89f8\u767c\u5668\uff1a<\/strong>\u5728 DML \u64cd\u4f5c\u57f7\u884c\u4e4b\u5f8c\u89f8\u767c\u3002<\/li>\n<\/ul>\n<p>\u5c0d\u65bc\u89d2\u8272\u8b8a\u66f4\uff0cOracle \u50c5\u5141\u8a31 AFTER \u89f8\u767c\u5668\uff0c\u9019\u662f\u56e0\u70ba\u89d2\u8272\u7684\u8b8a\u66f4\u53ef\u80fd\u6703\u5f71\u97ff\u5230\u6578\u64da\u7684\u5b8c\u6574\u6027\u548c\u5b89\u5168\u6027\uff0c\u56e0\u6b64\u9700\u8981\u5728\u64cd\u4f5c\u5b8c\u6210\u5f8c\u9032\u884c\u76f8\u61c9\u7684\u8655\u7406\u3002<\/p>\n<h2 id=\"%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9%e6%ad%a5%e9%a9%9f-qEaAlEeKFm\">\u6545\u969c\u4fee\u5fa9\u6b65\u9a5f<\/h2>\n<p>\u7576\u9047\u5230 <code>ORA-30516<\/code> \u932f\u8aa4\u6642\uff0c\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9a5f\u9032\u884c\u6545\u969c\u4fee\u5fa9\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e8%a7%b8%e7%99%bc%e5%99%a8%e5%ae%9a%e7%be%a9-qEaAlEeKFm\">1. \u6aa2\u67e5\u89f8\u767c\u5668\u5b9a\u7fa9<\/h3>\n<pre><code>CREATE OR REPLACE TRIGGER my_trigger\nAFTER ALTER ON SCHEMA\nBEGIN\n    -- \u89f8\u767c\u5668\u908f\u8f2f\nEND;\n<\/code><\/pre>\n<p>\u78ba\u4fdd\u89f8\u767c\u5668\u7684\u985e\u578b\u70ba AFTER\uff0c\u800c\u4e0d\u662f BEFORE\u3002\u9019\u662f\u89e3\u6c7a\u554f\u984c\u7684\u7b2c\u4e00\u6b65\u3002<\/p>\n<h3 id=\"2-%e4%bf%ae%e6%94%b9%e8%a7%b8%e7%99%bc%e5%99%a8-qEaAlEeKFm\">2. \u4fee\u6539\u89f8\u767c\u5668<\/h3>\n<p>\u5982\u679c\u767c\u73fe\u89f8\u767c\u5668\u7684\u985e\u578b\u4e0d\u6b63\u78ba\uff0c\u5247\u9700\u8981\u4fee\u6539\u89f8\u767c\u5668\u7684\u5b9a\u7fa9\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u8a9e\u53e5\u4f86\u522a\u9664\u820a\u7684\u89f8\u767c\u5668\u4e26\u5275\u5efa\u65b0\u7684 AFTER \u89f8\u767c\u5668\uff1a<\/p>\n<pre><code>DROP TRIGGER my_trigger;\n\nCREATE OR REPLACE TRIGGER my_trigger\nAFTER ALTER ON SCHEMA\nBEGIN\n    -- \u89f8\u767c\u5668\u908f\u8f2f\nEND;\n<\/code><\/pre>\n<h3 id=\"3-%e6%b8%ac%e8%a9%a6%e8%a7%b8%e7%99%bc%e5%99%a8-qEaAlEeKFm\">3. \u6e2c\u8a66\u89f8\u767c\u5668<\/h3>\n<p>\u5728\u4fee\u6539\u89f8\u767c\u5668\u5f8c\uff0c\u9032\u884c\u6e2c\u8a66\u4ee5\u78ba\u4fdd\u5176\u6b63\u5e38\u904b\u884c\u3002\u53ef\u4ee5\u901a\u904e\u57f7\u884c\u89d2\u8272\u8b8a\u66f4\u64cd\u4f5c\u4f86\u6aa2\u67e5\u89f8\u767c\u5668\u662f\u5426\u6309\u9810\u671f\u5de5\u4f5c\u3002<\/p>\n<h2 id=\"%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86-qEaAlEeKFm\">\u9060\u7a0b\u8655\u7406<\/h2>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u53ef\u80fd\u7121\u6cd5\u76f4\u63a5\u8a2a\u554f\u6578\u64da\u5eab\u9032\u884c\u4fee\u6539\u3002\u6b64\u6642\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u9060\u7a0b\u8655\u7406\u5de5\u5177\u4f86\u89e3\u6c7a\u554f\u984c\u3002Oracle \u63d0\u4f9b\u4e86\u591a\u7a2e\u5de5\u5177\u548c\u6280\u8853\u4f86\u652f\u6301\u9060\u7a0b\u7ba1\u7406\uff0c\u4f8b\u5982 Oracle SQL Developer \u548c Oracle Enterprise Manager\u3002<\/p>\n<p>\u4f7f\u7528\u9019\u4e9b\u5de5\u5177\uff0c\u7ba1\u7406\u54e1\u53ef\u4ee5\u9023\u63a5\u5230\u9060\u7a0b\u6578\u64da\u5eab\uff0c\u57f7\u884c SQL \u8a9e\u53e5\uff0c\u4e26\u9032\u884c\u5fc5\u8981\u7684\u4fee\u6539\u3002\u9019\u6a23\u53ef\u4ee5\u5728\u4e0d\u76f4\u63a5\u8a2a\u554f\u6578\u64da\u5eab\u7684\u60c5\u6cc1\u4e0b\uff0c\u5feb\u901f\u89e3\u6c7a <code>ORA-30516<\/code> \u932f\u8aa4\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-qEaAlEeKFm\">\u7e3d\u7d50<\/h2>\n<p>\u5728 Oracle \u6578\u64da\u5eab\u4e2d\uff0c<code>ORA-30516<\/code> \u932f\u8aa4\u901a\u5e38\u662f\u7531\u65bc\u4e0d\u6b63\u78ba\u7684\u89f8\u767c\u5668\u985e\u578b\u5f15\u8d77\u7684\u3002\u901a\u904e\u6aa2\u67e5\u548c\u4fee\u6539\u89f8\u767c\u5668\u5b9a\u7fa9\uff0c\u4e26\u4f7f\u7528\u9060\u7a0b\u8655\u7406\u5de5\u5177\uff0c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u6b64\u554f\u984c\u3002\u4e86\u89e3\u89f8\u767c\u5668\u7684\u6b63\u78ba\u4f7f\u7528\u65b9\u5f0f\u5c0d\u65bc\u7dad\u8b77\u6578\u64da\u5eab\u7684\u7a69\u5b9a\u6027\u548c\u5b89\u5168\u6027\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<p>\u5982\u9700\u9032\u4e00\u6b65\u4e86\u89e3\u5982\u4f55\u4f7f\u7528 <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u4f86\u652f\u6301\u60a8\u7684\u6578\u64da\u5eab\u7ba1\u7406\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-30516 \u932f\u8aa4\uff0c\u4e86\u89e3\u6578\u64da\u5eab\u89d2\u8272\u8b8a\u66f4\u89f8\u767c\u5668\u7684\u9650\u5236\uff0c\u63d0\u4f9b\u6545\u969c\u4fee\u5fa9\u548c\u9060\u7a0b\u8655\u7406\u65b9\u6848\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-91382","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/91382","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=91382"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/91382\/revisions"}],"predecessor-version":[{"id":91383,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/91382\/revisions\/91383"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=91382"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=91382"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=91382"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}