{"id":84893,"date":"2024-10-17T11:39:16","date_gmt":"2024-10-17T03:39:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/84893\/"},"modified":"2024-10-17T11:39:16","modified_gmt":"2024-10-17T03:39:16","slug":"ora-12450-lob-%e6%95%b8%e6%93%9a%e9%a1%9e%e5%9e%8b%e5%9c%a8-lbac-%e5%88%9d%e5%a7%8b%e5%8c%96%e6%96%87%e4%bb%b6%e4%b8%ad%e7%a6%81%e7%94%a8%e3%80%82oracle-%e5%a0%b1%e9%8c%af-%e6%95%85%e9%9a%9c%e4%bf%ae","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/84893\/","title":{"rendered":"ORA-12450: LOB \u6578\u64da\u985e\u578b\u5728 LBAC \u521d\u59cb\u5316\u6587\u4ef6\u4e2d\u7981\u7528\u3002ORACLE \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406"},"content":{"rendered":"<h1 id=\"ora-12450-lob-%e6%95%b8%e6%93%9a%e9%a1%9e%e5%9e%8b%e5%9c%a8-lbac-%e5%88%9d%e5%a7%8b%e5%8c%96%e6%96%87%e4%bb%b6%e4%b8%ad%e7%a6%81%e7%94%a8-snWcViwGxw\">ORA-12450: LOB \u6578\u64da\u985e\u578b\u5728 LBAC \u521d\u59cb\u5316\u6587\u4ef6\u4e2d\u7981\u7528<\/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-12450\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u8207 LOB\uff08Large Object\uff09\u6578\u64da\u985e\u578b\u7684\u4f7f\u7528\u6709\u95dc\uff0c\u7279\u5225\u662f\u5728 LBAC\uff08Label-Based Access Control\uff09\u521d\u59cb\u5316\u6587\u4ef6\u4e2d\u7981\u7528\u7684\u60c5\u6cc1\u4e0b\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u6b64\u932f\u8aa4\u7684\u539f\u56e0\u3001\u5f71\u97ff\u53ca\u5176\u4fee\u5fa9\u65b9\u6cd5\u3002<\/p>\n<h2 id=\"ora-12450-%e9%8c%af%e8%aa%a4%e7%9a%84%e5%8e%9f%e5%9b%a0-snWcViwGxw\">ORA-12450 \u932f\u8aa4\u7684\u539f\u56e0<\/h2>\n<p>ORA-12450 \u932f\u8aa4\u7684\u4e3b\u8981\u539f\u56e0\u662f LOB \u6578\u64da\u985e\u578b\u5728 LBAC \u521d\u59cb\u5316\u6587\u4ef6\u4e2d\u88ab\u7981\u7528\u3002LOB \u6578\u64da\u985e\u578b\u901a\u5e38\u7528\u65bc\u5b58\u5132\u5927\u91cf\u6578\u64da\uff0c\u5982\u5716\u7247\u3001\u8996\u983b\u6216\u5927\u578b\u6587\u672c\u6587\u4ef6\u3002\u7576\u6578\u64da\u5eab\u7684\u5b89\u5168\u6027\u8a2d\u7f6e\u70ba LBAC \u6642\uff0c\u67d0\u4e9b\u6578\u64da\u985e\u578b\u53ef\u80fd\u6703\u53d7\u5230\u9650\u5236\uff0c\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u6027\u548c\u5b8c\u6574\u6027\u3002<\/p>\n<p>\u5177\u9ad4\u4f86\u8aaa\uff0c\u7576\u60a8\u5617\u8a66\u5728 LBAC \u74b0\u5883\u4e2d\u4f7f\u7528 LOB \u6578\u64da\u985e\u578b\u6642\uff0c\u6578\u64da\u5eab\u6703\u6aa2\u67e5\u521d\u59cb\u5316\u6587\u4ef6\u7684\u8a2d\u7f6e\u3002\u5982\u679c LOB \u6578\u64da\u985e\u578b\u88ab\u7981\u7528\uff0c\u5247\u6703\u5f15\u767c ORA-12450 \u932f\u8aa4\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9-ora-12450-%e9%8c%af%e8%aa%a4-snWcViwGxw\">\u5982\u4f55\u4fee\u5fa9 ORA-12450 \u932f\u8aa4<\/h2>\n<p>\u4fee\u5fa9 ORA-12450 \u932f\u8aa4\u7684\u904e\u7a0b\u901a\u5e38\u6d89\u53ca\u4ee5\u4e0b\u5e7e\u500b\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5-lbac-%e5%88%9d%e5%a7%8b%e5%8c%96%e6%96%87%e4%bb%b6-snWcViwGxw\">1. \u6aa2\u67e5 LBAC \u521d\u59cb\u5316\u6587\u4ef6<\/h3>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u6aa2\u67e5 LBAC \u7684\u521d\u59cb\u5316\u6587\u4ef6\uff0c\u78ba\u4fdd LOB \u6578\u64da\u985e\u578b\u672a\u88ab\u7981\u7528\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u67e5\u8a62\u4f86\u6aa2\u67e5\u7576\u524d\u7684\u8a2d\u7f6e\uff1a<\/p>\n<pre><code>SELECT * FROM DBA_LBAC_OPTIONS;<\/code><\/pre>\n<p>\u5982\u679c\u767c\u73fe LOB \u6578\u64da\u985e\u578b\u88ab\u7981\u7528\uff0c\u60a8\u9700\u8981\u9032\u884c\u76f8\u61c9\u7684\u66f4\u6539\u3002<\/p>\n<h3 id=\"2-%e4%bf%ae%e6%94%b9%e5%88%9d%e5%a7%8b%e5%8c%96%e6%96%87%e4%bb%b6-snWcViwGxw\">2. \u4fee\u6539\u521d\u59cb\u5316\u6587\u4ef6<\/h3>\n<p>\u5982\u679c\u78ba\u5b9a\u9700\u8981\u555f\u7528 LOB \u6578\u64da\u985e\u578b\uff0c\u60a8\u53ef\u4ee5\u901a\u904e\u4fee\u6539\u521d\u59cb\u5316\u6587\u4ef6\u4f86\u5be6\u73fe\u3002\u9019\u901a\u5e38\u9700\u8981 DBA \u6b0a\u9650\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u555f\u7528 LOB \u6578\u64da\u985e\u578b\uff1a<\/p>\n<pre><code>ALTER SYSTEM SET LBAC_LOB_ENABLED = TRUE;<\/code><\/pre>\n<p>\u57f7\u884c\u6b64\u547d\u4ee4\u5f8c\uff0c\u60a8\u9700\u8981\u91cd\u65b0\u555f\u52d5\u6578\u64da\u5eab\u4ee5\u4f7f\u66f4\u6539\u751f\u6548\u3002<\/p>\n<h3 id=\"3-%e6%b8%ac%e8%a9%a6%e4%bf%ae%e5%be%a9-snWcViwGxw\">3. \u6e2c\u8a66\u4fee\u5fa9<\/h3>\n<p>\u5728\u91cd\u65b0\u555f\u52d5\u6578\u64da\u5eab\u5f8c\uff0c\u60a8\u61c9\u8a72\u518d\u6b21\u904b\u884c\u4e4b\u524d\u5c0e\u81f4 ORA-12450 \u932f\u8aa4\u7684\u64cd\u4f5c\uff0c\u4ee5\u78ba\u4fdd\u554f\u984c\u5df2\u7d93\u89e3\u6c7a\u3002\u5982\u679c\u932f\u8aa4\u4ecd\u7136\u5b58\u5728\uff0c\u5247\u53ef\u80fd\u9700\u8981\u9032\u4e00\u6b65\u6aa2\u67e5\u5176\u4ed6\u914d\u7f6e\u6216\u6578\u64da\u5eab\u8a2d\u7f6e\u3002<\/p>\n<h2 id=\"%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86-ora-12450-%e9%8c%af%e8%aa%a4-snWcViwGxw\">\u9060\u7a0b\u8655\u7406 ORA-12450 \u932f\u8aa4<\/h2>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u60a8\u53ef\u80fd\u7121\u6cd5\u76f4\u63a5\u8a2a\u554f\u6578\u64da\u5eab\u9032\u884c\u4fee\u5fa9\u3002\u9019\u6642\uff0c\u9060\u7a0b\u8655\u7406\u6210\u70ba\u4e00\u500b\u53ef\u884c\u7684\u9078\u64c7\u3002\u60a8\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u6b65\u9a5f\u9032\u884c\u9060\u7a0b\u8655\u7406\uff1a<\/p>\n<ul>\n<li><strong>\u4f7f\u7528 SSH \u9023\u63a5\u5230\u6578\u64da\u5eab\u4f3a\u670d\u5668\uff1a<\/strong>\u78ba\u4fdd\u60a8\u64c1\u6709\u9069\u7576\u7684\u6b0a\u9650\u548c\u8a2a\u554f\u6b0a\u9650\u3002<\/li>\n<li><strong>\u57f7\u884c\u5fc5\u8981\u7684 SQL \u547d\u4ee4\uff1a<\/strong>\u6839\u64da\u524d\u8ff0\u6b65\u9a5f\u6aa2\u67e5\u548c\u4fee\u6539 LBAC \u521d\u59cb\u5316\u6587\u4ef6\u3002<\/li>\n<li><strong>\u76e3\u63a7\u6578\u64da\u5eab\u72c0\u614b\uff1a<\/strong>\u4f7f\u7528\u76e3\u63a7\u5de5\u5177\u4f86\u78ba\u4fdd\u6578\u64da\u5eab\u904b\u884c\u6b63\u5e38\uff0c\u4e26\u53ca\u6642\u8655\u7406\u4efb\u4f55\u65b0\u51fa\u73fe\u7684\u932f\u8aa4\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-snWcViwGxw\">\u7d50\u8ad6<\/h2>\n<p>ORA-12450 \u932f\u8aa4\u901a\u5e38\u662f\u7531\u65bc LOB \u6578\u64da\u985e\u578b\u5728 LBAC \u521d\u59cb\u5316\u6587\u4ef6\u4e2d\u88ab\u7981\u7528\u6240\u5f15\u8d77\u7684\u3002\u901a\u904e\u6aa2\u67e5\u548c\u4fee\u6539\u521d\u59cb\u5316\u6587\u4ef6\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u5730\u4fee\u5fa9\u6b64\u932f\u8aa4\u3002\u6b64\u5916\uff0c\u9060\u7a0b\u8655\u7406\u4e5f\u70ba\u7121\u6cd5\u76f4\u63a5\u8a2a\u554f\u6578\u64da\u5eab\u7684\u60c5\u6cc1\u63d0\u4f9b\u4e86\u89e3\u6c7a\u65b9\u6848\u3002\u4e86\u89e3\u9019\u4e9b\u57fa\u672c\u6b65\u9a5f\u5c07\u6709\u52a9\u65bc\u60a8\u66f4\u597d\u5730\u7ba1\u7406 Oracle \u6578\u64da\u5eab\uff0c\u78ba\u4fdd\u5176\u7a69\u5b9a\u904b\u884c\u3002<\/p>\n<p>\u5982\u9700\u9032\u4e00\u6b65\u4e86\u89e3\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u548c\u5176\u4ed6\u6578\u64da\u5eab\u7ba1\u7406\u89e3\u6c7a\u65b9\u6848\u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7a ORA-12450 \u932f\u8aa4\uff0cLOB \u6578\u64da\u985e\u578b\u5728 LBAC \u521d\u59cb\u5316\u6587\u4ef6\u4e2d\u7981\u7528\u7684\u554f\u984c\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-84893","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/84893","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=84893"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/84893\/revisions"}],"predecessor-version":[{"id":84894,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/84893\/revisions\/84894"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=84893"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=84893"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=84893"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}