{"id":93480,"date":"2024-10-19T14:21:19","date_gmt":"2024-10-19T06:21:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/93480\/"},"modified":"2024-10-19T14:21:20","modified_gmt":"2024-10-19T06:21:20","slug":"ora-55368-%e5%9c%a8-vpd-%e7%b4%84%e6%9d%9f%e4%b8%ad%e4%b8%8d%e5%85%81%e8%a8%b1%e7%a9%ba%e5%8c%b9%e9%85%8d%e6%88%96%e6%87%89%e7%94%a8%e6%a8%a1%e5%bc%8f-oracle-%e5%a0%b1%e9%8c%af-%e6%95%85%e9%9a%9c","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/93480\/","title":{"rendered":"ORA-55368: \u5728 VPD \u7d04\u675f\u4e2d\u4e0d\u5141\u8a31\u7a7a\u5339\u914d\u6216\u61c9\u7528\u6a21\u5f0f ORACLE \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406"},"content":{"rendered":"<h1 id=\"ora-55368-%e5%9c%a8-vpd-%e7%b4%84%e6%9d%9f%e4%b8%ad%e4%b8%8d%e5%85%81%e8%a8%b1%e7%a9%ba%e5%8c%b9%e9%85%8d%e6%88%96%e6%87%89%e7%94%a8%e6%a8%a1%e5%bc%8f-oracle-%e5%a0%b1%e9%8c%af-%e6%95%85%e9%9a%9c-yVLgUCNdbJ\">ORA-55368: \u5728 VPD \u7d04\u675f\u4e2d\u4e0d\u5141\u8a31\u7a7a\u5339\u914d\u6216\u61c9\u7528\u6a21\u5f0f 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\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-55368\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u8207\u865b\u64ec\u79c1\u6709\u6578\u64da\uff08VPD\uff09\u7d04\u675f\u6709\u95dc\uff0c\u4e26\u4e14\u6703\u5728\u5617\u8a66\u57f7\u884c\u67d0\u4e9b\u67e5\u8a62\u6216\u64cd\u4f5c\u6642\u51fa\u73fe\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e ORA-55368 \u932f\u8aa4\u7684\u539f\u56e0\u3001\u5f71\u97ff\u4ee5\u53ca\u5982\u4f55\u9032\u884c\u6545\u969c\u4fee\u5fa9\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-vpd%ef%bc%9f-yVLgUCNdbJ\">\u4ec0\u9ebc\u662f VPD\uff1f<\/h2>\n<p>\u865b\u64ec\u79c1\u6709\u6578\u64da\uff08VPD\uff09\u662f\u4e00\u7a2e Oracle \u6578\u64da\u5eab\u7684\u5b89\u5168\u529f\u80fd\uff0c\u5141\u8a31\u7528\u6236\u6839\u64da\u7279\u5b9a\u689d\u4ef6\u4f86\u9650\u5236\u6578\u64da\u7684\u8a2a\u554f\u3002\u9019\u610f\u5473\u8457\u4e0d\u540c\u7684\u7528\u6236\u53ef\u4ee5\u6839\u64da\u5176\u89d2\u8272\u548c\u6b0a\u9650\u770b\u5230\u4e0d\u540c\u7684\u6578\u64da\u3002VPD \u901a\u904e\u5728 SQL \u67e5\u8a62\u4e2d\u81ea\u52d5\u6dfb\u52a0\u904e\u6ffe\u689d\u4ef6\u4f86\u5be6\u73fe\u9019\u4e00\u9ede\uff0c\u5f9e\u800c\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u6027\u548c\u96b1\u79c1\u3002<\/p>\n<h2 id=\"ora-55368-%e9%8c%af%e8%aa%a4%e7%9a%84%e5%8e%9f%e5%9b%a0-yVLgUCNdbJ\">ORA-55368 \u932f\u8aa4\u7684\u539f\u56e0<\/h2>\n<p>ORA-55368 \u932f\u8aa4\u901a\u5e38\u51fa\u73fe\u5728\u4ee5\u4e0b\u60c5\u6cc1\uff1a<\/p>\n<ul>\n<li>\u7576 VPD \u7d04\u675f\u4e2d\u5b58\u5728\u7a7a\u5339\u914d\u689d\u4ef6\u6642\u3002<\/li>\n<li>\u7576\u61c9\u7528\u6a21\u5f0f\u4e0d\u6b63\u78ba\u6216\u672a\u6b63\u78ba\u8a2d\u7f6e\u6642\u3002<\/li>\n<li>\u7576\u7528\u6236\u5617\u8a66\u57f7\u884c\u7684\u64cd\u4f5c\u4e0d\u7b26\u5408 VPD \u7684\u5b89\u5168\u898f\u5247\u6642\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u5047\u8a2d\u6709\u4e00\u500b VPD \u7d04\u675f\u8981\u6c42\u7528\u6236\u53ea\u80fd\u8a2a\u554f\u5176\u6240\u5c6c\u90e8\u9580\u7684\u6578\u64da\u3002\u5982\u679c\u7528\u6236\u7684\u90e8\u9580\u4fe1\u606f\u70ba\u7a7a\uff0c\u5247\u5728\u57f7\u884c\u67e5\u8a62\u6642\u5c31\u6703\u51fa\u73fe ORA-55368 \u932f\u8aa4\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9-ora-55368-%e9%8c%af%e8%aa%a4-yVLgUCNdbJ\">\u5982\u4f55\u4fee\u5fa9 ORA-55368 \u932f\u8aa4<\/h2>\n<p>\u4fee\u5fa9 ORA-55368 \u932f\u8aa4\u7684\u904e\u7a0b\u901a\u5e38\u5305\u62ec\u4ee5\u4e0b\u5e7e\u500b\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5-vpd-%e7%b4%84%e6%9d%9f-yVLgUCNdbJ\">1. \u6aa2\u67e5 VPD \u7d04\u675f<\/h3>\n<p>\u9996\u5148\uff0c\u6aa2\u67e5\u8207\u51fa\u932f\u8868\u76f8\u95dc\u7684 VPD \u7d04\u675f\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u67e5\u8a62\u4f86\u67e5\u770b\u7576\u524d\u7684 VPD \u7d04\u675f\uff1a<\/p>\n<pre><code>SELECT * FROM USER_POLICIES;<\/code><\/pre>\n<h3 id=\"2-%e7%a2%ba%e8%aa%8d%e7%94%a8%e6%88%b6%e7%9a%84%e5%b1%ac%e6%80%a7-yVLgUCNdbJ\">2. \u78ba\u8a8d\u7528\u6236\u7684\u5c6c\u6027<\/h3>\n<p>\u78ba\u4fdd\u7528\u6236\u7684\u5c6c\u6027\uff08\u5982\u90e8\u9580\u3001\u89d2\u8272\u7b49\uff09\u5df2\u6b63\u78ba\u8a2d\u7f6e\u3002\u53ef\u4ee5\u901a\u904e\u67e5\u8a62\u7528\u6236\u4fe1\u606f\u8868\u4f86\u78ba\u8a8d\u9019\u4e9b\u5c6c\u6027\uff1a<\/p>\n<pre><code>SELECT * FROM USER_TABLE WHERE USER_ID = 'your_user_id';<\/code><\/pre>\n<h3 id=\"3-%e4%bf%ae%e6%94%b9-vpd-%e7%b4%84%e6%9d%9f-yVLgUCNdbJ\">3. \u4fee\u6539 VPD \u7d04\u675f<\/h3>\n<p>\u5982\u679c\u767c\u73fe VPD \u7d04\u675f\u4e2d\u5b58\u5728\u7a7a\u5339\u914d\u689d\u4ef6\uff0c\u53ef\u4ee5\u8003\u616e\u4fee\u6539\u7d04\u675f\u4ee5\u907f\u514d\u9019\u7a2e\u60c5\u6cc1\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u6dfb\u52a0\u4e00\u500b\u689d\u4ef6\u4f86\u6392\u9664\u7a7a\u503c\uff1a<\/p>\n<pre><code>CREATE OR REPLACE FUNCTION vpd_function (p_user_id IN VARCHAR2) RETURN VARCHAR2 IS\nBEGIN\n    RETURN 'department_id = (SELECT department_id FROM users WHERE user_id = ' || p_user_id || ') AND department_id IS NOT NULL';\nEND;<\/code><\/pre>\n<h3 id=\"4-%e6%b8%ac%e8%a9%a6%e4%bf%ae%e5%be%a9-yVLgUCNdbJ\">4. \u6e2c\u8a66\u4fee\u5fa9<\/h3>\n<p>\u5728\u9032\u884c\u4fee\u6539\u5f8c\uff0c\u52d9\u5fc5\u6e2c\u8a66\u4fee\u5fa9\u662f\u5426\u6709\u6548\u3002\u57f7\u884c\u539f\u672c\u5c0e\u81f4\u932f\u8aa4\u7684\u67e5\u8a62\uff0c\u78ba\u8a8d\u554f\u984c\u662f\u5426\u5df2\u89e3\u6c7a\u3002<\/p>\n<h2 id=\"%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86-ora-55368-%e9%8c%af%e8%aa%a4-yVLgUCNdbJ\">\u9060\u7a0b\u8655\u7406 ORA-55368 \u932f\u8aa4<\/h2>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u53ef\u80fd\u9700\u8981\u9060\u7a0b\u8655\u7406 ORA-55368 \u932f\u8aa4\u3002\u9019\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u65b9\u5f0f\u5be6\u73fe\uff1a<\/p>\n<ul>\n<li>\u4f7f\u7528\u9060\u7a0b\u684c\u9762\u5de5\u5177\u9023\u63a5\u5230\u6578\u64da\u5eab\u4f3a\u670d\u5668\uff0c\u9032\u884c\u76f4\u63a5\u64cd\u4f5c\u3002<\/li>\n<li>\u5229\u7528 Oracle \u7684\u9060\u7a0b\u8a3a\u65b7\u5de5\u5177\uff0c\u6536\u96c6\u932f\u8aa4\u65e5\u8a8c\u548c\u6027\u80fd\u6578\u64da\u3002<\/li>\n<li>\u8207 Oracle \u652f\u6301\u5718\u968a\u806f\u7e6b\uff0c\u7372\u53d6\u5c08\u696d\u7684\u6280\u8853\u652f\u6301\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-yVLgUCNdbJ\">\u7e3d\u7d50<\/h2>\n<p>ORA-55368 \u932f\u8aa4\u5728\u4f7f\u7528 VPD \u7d04\u675f\u6642\u53ef\u80fd\u6703\u5f71\u97ff\u6578\u64da\u7684\u8a2a\u554f\u548c\u64cd\u4f5c\u3002\u901a\u904e\u6aa2\u67e5 VPD \u7d04\u675f\u3001\u78ba\u8a8d\u7528\u6236\u5c6c\u6027\u3001\u4fee\u6539\u7d04\u675f\u4ee5\u53ca\u9032\u884c\u6e2c\u8a66\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u4fee\u5fa9\u6b64\u932f\u8aa4\u3002\u6b64\u5916\uff0c\u9060\u7a0b\u8655\u7406\u4e5f\u63d0\u4f9b\u4e86\u4e00\u7a2e\u9748\u6d3b\u7684\u89e3\u6c7a\u65b9\u6848\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u7ba1\u7406\u548c\u5b89\u5168\u6027\u7684\u4f01\u696d\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u670d\u52d9\u53ef\u4ee5\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\uff0c\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u6b63\u5e38\u904b\u884c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7a ORA-55368 \u932f\u8aa4\uff0c\u4e86\u89e3 VPD \u7d04\u675f\u4e2d\u7684\u7a7a\u5339\u914d\u9650\u5236\uff0c\u63d0\u4f9b\u6545\u969c\u4fee\u5fa9\u548c\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-93480","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/93480","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=93480"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/93480\/revisions"}],"predecessor-version":[{"id":93481,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/93480\/revisions\/93481"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=93480"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=93480"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=93480"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}