{"id":87328,"date":"2024-10-18T00:08:21","date_gmt":"2024-10-17T16:08:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/87328\/"},"modified":"2024-10-18T00:08:21","modified_gmt":"2024-10-17T16:08:21","slug":"ora-16955-sql-%e5%88%86%e6%9e%90%e6%9c%9f%e9%96%93%e7%99%bc%e7%94%9f%e6%9c%aa%e7%9f%a5%e9%8c%af%e8%aa%a4%e3%80%82oracle-%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\/87328\/","title":{"rendered":"ORA-16955: SQL \u5206\u6790\u671f\u9593\u767c\u751f\u672a\u77e5\u932f\u8aa4\u3002ORACLE \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406"},"content":{"rendered":"<h1 id=\"ora-16955-sql-%e5%88%86%e6%9e%90%e6%9c%9f%e9%96%93%e7%99%bc%e7%94%9f%e6%9c%aa%e7%9f%a5%e9%8c%af%e8%aa%a4-netovGWhav\">ORA-16955: SQL \u5206\u6790\u671f\u9593\u767c\u751f\u672a\u77e5\u932f\u8aa4<\/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 ORA-16955\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u51fa\u73fe\u5728 SQL \u5206\u6790\u671f\u9593\uff0c\u4e26\u4e14\u63d0\u793a\u7528\u6236\u767c\u751f\u4e86\u672a\u77e5\u932f\u8aa4\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e ORA-16955 \u7684\u6210\u56e0\u3001\u5f71\u97ff\u4ee5\u53ca\u6545\u969c\u4fee\u5fa9\u7684\u6b65\u9a5f\uff0c\u5e6b\u52a9\u7528\u6236\u66f4\u597d\u5730\u7406\u89e3\u548c\u89e3\u6c7a\u9019\u4e00\u554f\u984c\u3002<\/p>\n<h2 id=\"ora-16955-%e9%8c%af%e8%aa%a4%e7%9a%84%e6%88%90%e5%9b%a0-netovGWhav\">ORA-16955 \u932f\u8aa4\u7684\u6210\u56e0<\/h2>\n<p>ORA-16955 \u932f\u8aa4\u901a\u5e38\u8207 SQL \u5206\u6790\u904e\u7a0b\u4e2d\u7684\u67d0\u4e9b\u554f\u984c\u6709\u95dc\u3002\u9019\u4e9b\u554f\u984c\u53ef\u80fd\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u8cc7\u6e90\u4e0d\u8db3\uff1a<\/strong>\u7576\u7cfb\u7d71\u8cc7\u6e90\uff08\u5982\u5167\u5b58\u6216 CPU\uff09\u4e0d\u8db3\u6642\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4 SQL \u5206\u6790\u5931\u6557\u3002<\/li>\n<li><strong>\u6578\u64da\u5eab\u914d\u7f6e\u554f\u984c\uff1a<\/strong>\u4e0d\u7576\u7684\u6578\u64da\u5eab\u914d\u7f6e\u53ef\u80fd\u6703\u5f71\u97ff SQL \u5206\u6790\u7684\u6b63\u5e38\u904b\u884c\u3002<\/li>\n<li><strong>\u7248\u672c\u4e0d\u517c\u5bb9\uff1a<\/strong>\u4f7f\u7528\u7684 Oracle \u6578\u64da\u5eab\u7248\u672c\u8207 SQL \u8a9e\u53e5\u6216\u61c9\u7528\u7a0b\u5e8f\u4e0d\u517c\u5bb9\uff0c\u53ef\u80fd\u6703\u5f15\u767c\u6b64\u932f\u8aa4\u3002<\/li>\n<li><strong>\u6578\u64da\u640d\u58de\uff1a<\/strong>\u5982\u679c\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da\u640d\u58de\uff0c\u5247\u5728\u5206\u6790\u904e\u7a0b\u4e2d\u53ef\u80fd\u6703\u51fa\u73fe\u672a\u77e5\u932f\u8aa4\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%bd%b1%e9%9f%bf-netovGWhav\">\u5f71\u97ff<\/h2>\n<p>\u7576 ORA-16955 \u932f\u8aa4\u767c\u751f\u6642\uff0c\u5c07\u6703\u5c0d\u6578\u64da\u5eab\u7684\u6b63\u5e38\u904b\u884c\u9020\u6210\u5f71\u97ff\u3002\u5177\u9ad4\u5f71\u97ff\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u7121\u6cd5\u57f7\u884c\u7279\u5b9a\u7684 SQL \u67e5\u8a62\uff0c\u5c0e\u81f4\u696d\u52d9\u6d41\u7a0b\u4e2d\u65b7\u3002<\/li>\n<li>\u5f71\u97ff\u6578\u64da\u7684\u6e96\u78ba\u6027\u548c\u5b8c\u6574\u6027\uff0c\u53ef\u80fd\u5c0e\u81f4\u6578\u64da\u5206\u6790\u7d50\u679c\u4e0d\u53ef\u9760\u3002<\/li>\n<li>\u589e\u52a0\u7cfb\u7d71\u7ba1\u7406\u54e1\u7684\u5de5\u4f5c\u8ca0\u64d4\uff0c\u9700\u82b1\u8cbb\u6642\u9593\u9032\u884c\u6545\u969c\u6392\u67e5\u548c\u4fee\u5fa9\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9%e6%ad%a5%e9%a9%9f-netovGWhav\">\u6545\u969c\u4fee\u5fa9\u6b65\u9a5f<\/h2>\n<p>\u70ba\u4e86\u4fee\u5fa9 ORA-16955 \u932f\u8aa4\uff0c\u60a8\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9a5f\u9032\u884c\u6392\u67e5\u548c\u4fee\u5fa9\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e7%b3%bb%e7%b5%b1%e8%b3%87%e6%ba%90-netovGWhav\">1. \u6aa2\u67e5\u7cfb\u7d71\u8cc7\u6e90<\/h3>\n<p>\u9996\u5148\uff0c\u6aa2\u67e5\u7cfb\u7d71\u7684\u5167\u5b58\u548c CPU \u4f7f\u7528\u60c5\u6cc1\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u67e5\u8a62\u4f86\u6aa2\u67e5\u7576\u524d\u7684\u8cc7\u6e90\u4f7f\u7528\u60c5\u6cc1\uff1a<\/p>\n<pre><code>SELECT * FROM v$sysstat;<\/code><\/pre>\n<h3 id=\"2-%e6%aa%a2%e6%9f%a5%e6%95%b8%e6%93%9a%e5%ba%ab%e9%85%8d%e7%bd%ae-netovGWhav\">2. \u6aa2\u67e5\u6578\u64da\u5eab\u914d\u7f6e<\/h3>\n<p>\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u914d\u7f6e\u6b63\u78ba\uff0c\u7279\u5225\u662f\u8207 SQL \u5206\u6790\u76f8\u95dc\u7684\u53c3\u6578\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\u4f86\u6aa2\u67e5\u76f8\u95dc\u53c3\u6578\uff1a<\/p>\n<pre><code>SHOW PARAMETER optimizer;<\/code><\/pre>\n<h3 id=\"3-%e6%9b%b4%e6%96%b0-oracle-%e6%95%b8%e6%93%9a%e5%ba%ab-netovGWhav\">3. \u66f4\u65b0 Oracle \u6578\u64da\u5eab<\/h3>\n<p>\u5982\u679c\u60a8\u4f7f\u7528\u7684 Oracle \u6578\u64da\u5eab\u7248\u672c\u8f03\u820a\uff0c\u5efa\u8b70\u8003\u616e\u5347\u7d1a\u5230\u6700\u65b0\u7248\u672c\uff0c\u4ee5\u7372\u5f97\u66f4\u597d\u7684\u517c\u5bb9\u6027\u548c\u6027\u80fd\u3002<\/p>\n<h3 id=\"4-%e6%aa%a2%e6%9f%a5%e6%95%b8%e6%93%9a%e5%ae%8c%e6%95%b4%e6%80%a7-netovGWhav\">4. \u6aa2\u67e5\u6578\u64da\u5b8c\u6574\u6027<\/h3>\n<p>\u4f7f\u7528 Oracle \u63d0\u4f9b\u7684\u5de5\u5177\u6aa2\u67e5\u6578\u64da\u7684\u5b8c\u6574\u6027\uff0c\u78ba\u4fdd\u6578\u64da\u6c92\u6709\u640d\u58de\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u9032\u884c\u6aa2\u67e5\uff1a<\/p>\n<pre><code>ANALYZE TABLE table_name VALIDATE STRUCTURE;<\/code><\/pre>\n<h3 id=\"5-%e8%81%af%e7%b9%ab-oracle-%e6%94%af%e6%8c%81-netovGWhav\">5. \u806f\u7e6b Oracle \u652f\u6301<\/h3>\n<p>\u5982\u679c\u4ee5\u4e0a\u6b65\u9a5f\u7121\u6cd5\u89e3\u6c7a\u554f\u984c\uff0c\u5efa\u8b70\u806f\u7e6b Oracle \u7684\u6280\u8853\u652f\u6301\uff0c\u5c0b\u6c42\u5c08\u696d\u7684\u5e6b\u52a9\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-netovGWhav\">\u7e3d\u7d50<\/h2>\n<p>ORA-16955 \u932f\u8aa4\u662f\u4e00\u500b\u5e38\u898b\u7684\u554f\u984c\uff0c\u53ef\u80fd\u7531\u591a\u7a2e\u56e0\u7d20\u5f15\u8d77\u3002\u901a\u904e\u6aa2\u67e5\u7cfb\u7d71\u8cc7\u6e90\u3001\u6578\u64da\u5eab\u914d\u7f6e\u3001\u6578\u64da\u5b8c\u6574\u6027\u7b49\u65b9\u9762\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u6392\u67e5\u548c\u4fee\u5fa9\u6b64\u932f\u8aa4\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u904b\u884c\u7684\u696d\u52d9\u7cfb\u7d71\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u81f3\u95dc\u91cd\u8981\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u9ad8\u53ef\u7528\u6027\u548c\u6027\u80fd\u3002\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u548c <a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a> \u7684\u4fe1\u606f\uff0c\u5c07\u6709\u52a9\u65bc\u63d0\u5347\u60a8\u7684\u696d\u52d9\u904b\u884c\u6548\u7387\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7a ORA-16955 \u932f\u8aa4\uff1aSQL \u5206\u6790\u671f\u9593\u7684\u672a\u77e5\u932f\u8aa4\uff0c\u63d0\u4f9b Oracle \u6545\u969c\u4fee\u5fa9\u548c\u9060\u7a0b\u8655\u7406\u65b9\u6848\uff0c\u52a9\u60a8\u5feb\u901f\u6062\u5fa9\u7cfb\u7d71\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-87328","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/87328","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=87328"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/87328\/revisions"}],"predecessor-version":[{"id":87329,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/87328\/revisions\/87329"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=87328"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=87328"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=87328"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}