{"id":89390,"date":"2024-10-18T11:31:21","date_gmt":"2024-10-18T03:31:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/89390\/"},"modified":"2024-10-18T11:31:21","modified_gmt":"2024-10-18T03:31:21","slug":"ora-25472-%e8%b6%85%e9%81%8e%e6%9c%80%e5%a4%a7%e6%89%93%e9%96%8b%e8%bf%ad%e4%bb%a3%e5%99%a8%e6%95%b8%e9%87%8f-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","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/89390\/","title":{"rendered":"ORA-25472: \u8d85\u904e\u6700\u5927\u6253\u958b\u8fed\u4ee3\u5668\u6578\u91cf ORACLE \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406"},"content":{"rendered":"<h1 id=\"ora-25472-%e8%b6%85%e9%81%8e%e6%9c%80%e5%a4%a7%e6%89%93%e9%96%8b%e8%bf%ad%e4%bb%a3%e5%99%a8%e6%95%b8%e9%87%8f-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-RttJWSqcVD\">ORA-25472: \u8d85\u904e\u6700\u5927\u6253\u958b\u8fed\u4ee3\u5668\u6578\u91cf 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-25472<\/code>\u3002\u9019\u500b\u932f\u8aa4\u4fe1\u606f\u7684\u610f\u601d\u662f\u300c\u8d85\u904e\u6700\u5927\u6253\u958b\u8fed\u4ee3\u5668\u6578\u91cf\u300d\uff0c\u901a\u5e38\u8868\u793a\u7576\u524d\u7684\u8fed\u4ee3\u5668\u6578\u91cf\u5df2\u7d93\u9054\u5230\u4e86 Oracle \u6578\u64da\u5eab\u7684\u4e0a\u9650\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u9019\u500b\u932f\u8aa4\u7684\u539f\u56e0\u3001\u5f71\u97ff\u4ee5\u53ca\u5982\u4f55\u9032\u884c\u6545\u969c\u4fee\u5fa9\u3002<\/p>\n<h2 id=\"ora-25472-%e9%8c%af%e8%aa%a4%e7%9a%84%e5%8e%9f%e5%9b%a0-RttJWSqcVD\">ORA-25472 \u932f\u8aa4\u7684\u539f\u56e0<\/h2>\n<p>\u5728 Oracle \u6578\u64da\u5eab\u4e2d\uff0c\u8fed\u4ee3\u5668\u662f\u7528\u4f86\u904d\u6b77\u6578\u64da\u96c6\u7684\u5de5\u5177\u3002\u6bcf\u7576\u4e00\u500b SQL \u67e5\u8a62\u88ab\u57f7\u884c\u6642\uff0cOracle \u6703\u70ba\u8a72\u67e5\u8a62\u5275\u5efa\u4e00\u500b\u8fed\u4ee3\u5668\u3002\u5982\u679c\u540c\u6642\u6253\u958b\u7684\u8fed\u4ee3\u5668\u6578\u91cf\u8d85\u904e\u4e86\u7cfb\u7d71\u7684\u9650\u5236\uff0c\u5c31\u6703\u51fa\u73fe <code>ORA-25472<\/code> \u932f\u8aa4\u3002\u9019\u500b\u9650\u5236\u901a\u5e38\u662f\u7531\u6578\u64da\u5eab\u7684\u53c3\u6578 <code>open_cursors<\/code> \u8a2d\u5b9a\u7684\uff0c\u9ed8\u8a8d\u503c\u901a\u5e38\u70ba 50\u3002<\/p>\n<h3 id=\"%e5%b8%b8%e8%a6%8b%e7%9a%84%e8%a7%b8%e7%99%bc%e6%83%85%e6%b3%81-RttJWSqcVD\">\u5e38\u898b\u7684\u89f8\u767c\u60c5\u6cc1<\/h3>\n<ul>\n<li>\u5728\u4e00\u500b\u6703\u8a71\u4e2d\u57f7\u884c\u4e86\u904e\u591a\u7684 SQL \u67e5\u8a62\u3002<\/li>\n<li>\u672a\u6b63\u78ba\u95dc\u9589\u6e38\u6a19\uff0c\u5c0e\u81f4\u6e38\u6a19\u6301\u7e8c\u4f54\u7528\u8cc7\u6e90\u3002<\/li>\n<li>\u4f7f\u7528\u4e86\u5927\u91cf\u7684 PL\/SQL \u7a0b\u5e8f\uff0c\u4e26\u4e14\u9019\u4e9b\u7a0b\u5e8f\u4e2d\u5305\u542b\u4e86\u591a\u500b\u6e38\u6a19\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e6%aa%a2%e6%9f%a5%e7%95%b6%e5%89%8d%e7%9a%84-open_cursors-%e8%a8%ad%e5%ae%9a-RttJWSqcVD\">\u5982\u4f55\u6aa2\u67e5\u7576\u524d\u7684 open_cursors \u8a2d\u5b9a<\/h2>\n<p>\u8981\u6aa2\u67e5\u7576\u524d\u7684 <code>open_cursors<\/code> \u8a2d\u5b9a\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u67e5\u8a62\uff1a<\/p>\n<pre><code>SELECT value FROM v$parameter WHERE name = 'open_cursors';<\/code><\/pre>\n<p>\u9019\u5c07\u8fd4\u56de\u7576\u524d\u7684\u6700\u5927\u6e38\u6a19\u6578\u91cf\u3002\u5982\u679c\u9700\u8981\u8abf\u6574\u9019\u500b\u503c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>ALTER SYSTEM SET open_cursors = \u65b0\u7684\u503c SCOPE = BOTH;<\/code><\/pre>\n<h2 id=\"%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9%e6%ad%a5%e9%a9%9f-RttJWSqcVD\">\u6545\u969c\u4fee\u5fa9\u6b65\u9a5f<\/h2>\n<p>\u7576\u9047\u5230 <code>ORA-25472<\/code> \u932f\u8aa4\u6642\uff0c\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9a5f\u9032\u884c\u6545\u969c\u4fee\u5fa9\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e7%95%b6%e5%89%8d%e6%b8%b8%e6%a8%99%e4%bd%bf%e7%94%a8%e6%83%85%e6%b3%81-RttJWSqcVD\">1. \u6aa2\u67e5\u7576\u524d\u6e38\u6a19\u4f7f\u7528\u60c5\u6cc1<\/h3>\n<p>\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\u4f86\u6aa2\u67e5\u7576\u524d\u6703\u8a71\u4e2d\u6253\u958b\u7684\u6e38\u6a19\u6578\u91cf\uff1a<\/p>\n<pre><code>SELECT COUNT(*) FROM v$open_cursor WHERE sid = USERENV('SID');<\/code><\/pre>\n<h3 id=\"2-%e9%97%9c%e9%96%89%e4%b8%8d%e5%86%8d%e4%bd%bf%e7%94%a8%e7%9a%84%e6%b8%b8%e6%a8%99-RttJWSqcVD\">2. \u95dc\u9589\u4e0d\u518d\u4f7f\u7528\u7684\u6e38\u6a19<\/h3>\n<p>\u78ba\u4fdd\u5728 PL\/SQL \u7a0b\u5e8f\u4e2d\u6b63\u78ba\u95dc\u9589\u6e38\u6a19\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>CURSOR c IS SELECT * FROM table_name;\nBEGIN\n    OPEN c;\n    -- \u8655\u7406\u6578\u64da\n    CLOSE c; -- \u78ba\u4fdd\u95dc\u9589\u6e38\u6a19\nEND;<\/code><\/pre>\n<h3 id=\"3-%e5%a2%9e%e5%8a%a0-open_cursors-%e7%9a%84%e9%99%90%e5%88%b6-RttJWSqcVD\">3. \u589e\u52a0 open_cursors \u7684\u9650\u5236<\/h3>\n<p>\u5982\u679c\u78ba\u5be6\u9700\u8981\u66f4\u591a\u7684\u6e38\u6a19\uff0c\u53ef\u4ee5\u8003\u616e\u589e\u52a0 <code>open_cursors<\/code> \u7684\u503c\uff0c\u4f46\u9019\u61c9\u8a72\u662f\u6700\u5f8c\u7684\u624b\u6bb5\uff0c\u56e0\u70ba\u904e\u591a\u7684\u6e38\u6a19\u53ef\u80fd\u6703\u5c0e\u81f4\u6027\u80fd\u554f\u984c\u3002<\/p>\n<h2 id=\"%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86%e7%9a%84%e8%80%83%e9%87%8f-RttJWSqcVD\">\u9060\u7a0b\u8655\u7406\u7684\u8003\u91cf<\/h2>\n<p>\u5728\u9032\u884c\u9060\u7a0b\u8655\u7406\u6642\uff0c\u7279\u5225\u662f\u5728\u4f7f\u7528\u9060\u7a0b\u6578\u64da\u5eab\u9023\u63a5\u7684\u60c5\u6cc1\u4e0b\uff0c\u61c9\u7279\u5225\u6ce8\u610f\u6e38\u6a19\u7684\u7ba1\u7406\u3002\u78ba\u4fdd\u5728\u6bcf\u6b21\u64cd\u4f5c\u5f8c\u90fd\u80fd\u5920\u6b63\u78ba\u91cb\u653e\u8cc7\u6e90\uff0c\u907f\u514d\u56e0\u70ba\u672a\u95dc\u9589\u7684\u6e38\u6a19\u800c\u5c0e\u81f4\u7684\u932f\u8aa4\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-RttJWSqcVD\">\u7e3d\u7d50<\/h2>\n<p>\u9047\u5230 <code>ORA-25472<\/code> \u932f\u8aa4\u6642\uff0c\u9996\u5148\u8981\u6aa2\u67e5\u7576\u524d\u7684\u6e38\u6a19\u4f7f\u7528\u60c5\u6cc1\uff0c\u4e26\u78ba\u4fdd\u5728 PL\/SQL \u7a0b\u5e8f\u4e2d\u6b63\u78ba\u95dc\u9589\u6e38\u6a19\u3002\u5982\u679c\u9700\u8981\uff0c\u9084\u53ef\u4ee5\u8003\u616e\u8abf\u6574 <code>open_cursors<\/code> \u7684\u8a2d\u5b9a\u3002\u901a\u904e\u9019\u4e9b\u6b65\u9a5f\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u6b64\u932f\u8aa4\uff0c\u78ba\u4fdd Oracle \u6578\u64da\u5eab\u7684\u7a69\u5b9a\u904b\u884c\u3002<\/p>\n<p>\u5982\u9700\u9032\u4e00\u6b65\u4e86\u89e3\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u548c\u5176\u4ed6\u670d\u52d9\u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7a ORA-25472 \u932f\u8aa4\uff0c\u8d85\u904e\u6700\u5927\u6253\u958b\u8fed\u4ee3\u5668\u6578\u91cf\u7684\u554f\u984c\uff0c\u63d0\u4f9b\u6545\u969c\u4fee\u5fa9\u548c\u9060\u7a0b\u8655\u7406\u65b9\u6848\uff0c\u78ba\u4fdd\u6578\u64da\u5eab\u7a69\u5b9a\u904b\u884c\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-89390","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/89390","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=89390"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/89390\/revisions"}],"predecessor-version":[{"id":89391,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/89390\/revisions\/89391"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=89390"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=89390"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=89390"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}