{"id":162843,"date":"2024-11-04T18:29:20","date_gmt":"2024-11-04T10:29:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/162843\/"},"modified":"2024-11-04T18:29:21","modified_gmt":"2024-11-04T10:29:21","slug":"%e6%95%99%e4%bd%a0%e5%a6%82%e4%bd%95%e6%94%b6%e9%9b%86oracle%e9%80%b2%e7%a8%8b%e4%b8%adsql%e8%b7%9f%e8%b9%a4%e4%bf%a1%e6%81%af","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/162843\/","title":{"rendered":"\u6559\u4f60\u5982\u4f55\u6536\u96c6Oracle\u9032\u7a0b\u4e2dSQL\u8ddf\u8e64\u4fe1\u606f"},"content":{"rendered":"<h1 id=\"%e6%95%99%e4%bd%a0%e5%a6%82%e4%bd%95%e6%94%b6%e9%9b%86oracle%e9%80%b2%e7%a8%8b%e4%b8%adsql%e8%b7%9f%e8%b9%a4%e4%bf%a1%e6%81%af-wjOBINIwfR\">\u6559\u4f60\u5982\u4f55\u6536\u96c6Oracle\u9032\u7a0b\u4e2dSQL\u8ddf\u8e64\u4fe1\u606f<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0c\u6536\u96c6SQL\u8ddf\u8e64\u4fe1\u606f\u662f\u975e\u5e38\u91cd\u8981\u7684\u4e00\u74b0\uff0c\u7279\u5225\u662f\u5728\u4f7f\u7528Oracle\u6578\u64da\u5eab\u6642\u3002\u9019\u4e9b\u8ddf\u8e64\u4fe1\u606f\u80fd\u5920\u5e6b\u52a9\u7ba1\u7406\u54e1\u5206\u6790\u6027\u80fd\u554f\u984c\u3001\u512a\u5316\u67e5\u8a62\u4ee5\u53ca\u9032\u884c\u6545\u969c\u6392\u9664\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728Oracle\u9032\u7a0b\u4e2d\u6536\u96c6SQL\u8ddf\u8e64\u4fe1\u606f\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u6b65\u9a5f\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afsql%e8%b7%9f%e8%b9%a4%e4%bf%a1%e6%81%af%ef%bc%9f-wjOBINIwfR\">\u4ec0\u9ebc\u662fSQL\u8ddf\u8e64\u4fe1\u606f\uff1f<\/h2>\n<p>SQL\u8ddf\u8e64\u4fe1\u606f\u662f\u6307\u5728\u6578\u64da\u5eab\u57f7\u884cSQL\u8a9e\u53e5\u6642\u6240\u7522\u751f\u7684\u8a73\u7d30\u8a18\u9304\u3002\u9019\u4e9b\u8a18\u9304\u5305\u62ec\u57f7\u884c\u8a08\u5283\u3001\u57f7\u884c\u6642\u9593\u3001\u8cc7\u6e90\u4f7f\u7528\u60c5\u6cc1\u7b49\uff0c\u80fd\u5920\u5e6b\u52a9DBA\uff08\u6578\u64da\u5eab\u7ba1\u7406\u54e1\uff09\u4e86\u89e3SQL\u8a9e\u53e5\u7684\u6027\u80fd\u8868\u73fe\u3002\u901a\u904e\u5206\u6790\u9019\u4e9b\u4fe1\u606f\uff0c\u7ba1\u7406\u54e1\u53ef\u4ee5\u8b58\u5225\u51fa\u6027\u80fd\u74f6\u9838\uff0c\u4e26\u9032\u884c\u76f8\u61c9\u7684\u512a\u5316\u3002<\/p>\n<h2 id=\"%e6%94%b6%e9%9b%86sql%e8%b7%9f%e8%b9%a4%e4%bf%a1%e6%81%af%e7%9a%84%e6%ad%a5%e9%a9%9f-wjOBINIwfR\">\u6536\u96c6SQL\u8ddf\u8e64\u4fe1\u606f\u7684\u6b65\u9a5f<\/h2>\n<h3 id=\"1-%e5%95%9f%e7%94%a8sql%e8%b7%9f%e8%b9%a4-wjOBINIwfR\">1. \u555f\u7528SQL\u8ddf\u8e64<\/h3>\n<p>\u5728Oracle\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u555f\u7528SQL\u8ddf\u8e64\uff1a<\/p>\n<pre><code>ALTER SESSION SET SQL_TRACE = TRUE;<\/code><\/pre>\n<p>\u9019\u689d\u547d\u4ee4\u6703\u5728\u7576\u524d\u6703\u8a71\u4e2d\u555f\u7528SQL\u8ddf\u8e64\u3002\u82e5\u8981\u5728\u7279\u5b9a\u7684\u6703\u8a71\u4e2d\u6536\u96c6\u8ddf\u8e64\u4fe1\u606f\uff0c\u53ef\u4ee5\u5728\u8a72\u6703\u8a71\u4e2d\u57f7\u884c\u6b64\u547d\u4ee4\u3002<\/p>\n<h3 id=\"2-%e5%9f%b7%e8%a1%8csql%e8%aa%9e%e5%8f%a5-wjOBINIwfR\">2. \u57f7\u884cSQL\u8a9e\u53e5<\/h3>\n<p>\u5728\u555f\u7528SQL\u8ddf\u8e64\u5f8c\uff0c\u57f7\u884c\u9700\u8981\u5206\u6790\u7684SQL\u8a9e\u53e5\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>SELECT * FROM employees WHERE department_id = 10;<\/code><\/pre>\n<p>\u57f7\u884c\u5b8c\u7562\u5f8c\uff0cOracle\u6703\u81ea\u52d5\u8a18\u9304\u8a72\u8a9e\u53e5\u7684\u57f7\u884c\u4fe1\u606f\u3002<\/p>\n<h3 id=\"3-%e5%81%9c%e6%ad%a2sql%e8%b7%9f%e8%b9%a4-wjOBINIwfR\">3. \u505c\u6b62SQL\u8ddf\u8e64<\/h3>\n<p>\u5b8c\u6210SQL\u8a9e\u53e5\u7684\u57f7\u884c\u5f8c\uff0c\u61c9\u8a72\u505c\u6b62SQL\u8ddf\u8e64\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>ALTER SESSION SET SQL_TRACE = FALSE;<\/code><\/pre>\n<h3 id=\"4-%e6%9f%a5%e6%89%be%e8%b7%9f%e8%b9%a4%e6%96%87%e4%bb%b6-wjOBINIwfR\">4. \u67e5\u627e\u8ddf\u8e64\u6587\u4ef6<\/h3>\n<p>SQL\u8ddf\u8e64\u4fe1\u606f\u6703\u88ab\u5beb\u5165\u5230\u4e00\u500b\u8ddf\u8e64\u6587\u4ef6\u4e2d\uff0c\u901a\u5e38\u4f4d\u65bcOracle\u7684\u8a3a\u65b7\u76ee\u9304\u4e0b\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\u4f86\u67e5\u627e\u8ddf\u8e64\u6587\u4ef6\u7684\u8def\u5f91\uff1a<\/p>\n<pre><code>SELECT value FROM v$parameter WHERE name = 'user_dump_dest';<\/code><\/pre>\n<p>\u9019\u689d\u67e5\u8a62\u6703\u8fd4\u56de\u7528\u6236\u8f49\u5132\u76ee\u9304\u7684\u8def\u5f91\uff0c\u8ddf\u8e64\u6587\u4ef6\u901a\u5e38\u4ee5\u201cora_\u201d\u958b\u982d\uff0c\u5f8c\u9762\u8ddf\u8457\u9032\u7a0bID\u3002<\/p>\n<h3 id=\"5-%e5%88%86%e6%9e%90%e8%b7%9f%e8%b9%a4%e6%96%87%e4%bb%b6-wjOBINIwfR\">5. \u5206\u6790\u8ddf\u8e64\u6587\u4ef6<\/h3>\n<p>\u6536\u96c6\u5230\u7684\u8ddf\u8e64\u6587\u4ef6\u53ef\u4ee5\u4f7f\u7528Oracle\u63d0\u4f9b\u7684TKPROF\u5de5\u5177\u9032\u884c\u5206\u6790\u3002TKPROF\u53ef\u4ee5\u5c07\u8ddf\u8e64\u6587\u4ef6\u8f49\u63db\u70ba\u53ef\u8b80\u7684\u683c\u5f0f\uff0c\u65b9\u4fbfDBA\u9032\u884c\u5206\u6790\u3002\u4f7f\u7528TKPROF\u7684\u57fa\u672c\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n<pre><code>tkprof \u8ddf\u8e64\u6587\u4ef6\u540d.trc \u8f38\u51fa\u6587\u4ef6\u540d.prf<\/code><\/pre>\n<p>\u9019\u6a23\u5c31\u53ef\u4ee5\u751f\u6210\u4e00\u500b\u53ef\u8b80\u7684\u5831\u544a\uff0c\u5e6b\u52a9\u5206\u6790SQL\u8a9e\u53e5\u7684\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-wjOBINIwfR\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<ul>\n<li>\u5728\u751f\u7522\u74b0\u5883\u4e2d\u555f\u7528SQL\u8ddf\u8e64\u53ef\u80fd\u6703\u5f71\u97ff\u6027\u80fd\uff0c\u56e0\u6b64\u61c9\u8b39\u614e\u4f7f\u7528\u3002<\/li>\n<li>\u78ba\u4fdd\u6709\u8db3\u5920\u7684\u78c1\u789f\u7a7a\u9593\u4f86\u5b58\u5132\u8ddf\u8e64\u6587\u4ef6\u3002<\/li>\n<li>\u5b9a\u671f\u6e05\u7406\u904e\u671f\u7684\u8ddf\u8e64\u6587\u4ef6\uff0c\u4ee5\u907f\u514d\u4f54\u7528\u904e\u591a\u7684\u5b58\u5132\u7a7a\u9593\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-wjOBINIwfR\">\u7d50\u8ad6<\/h2>\n<p>\u6536\u96c6Oracle\u9032\u7a0b\u4e2d\u7684SQL\u8ddf\u8e64\u4fe1\u606f\u662f\u4e00\u500b\u91cd\u8981\u7684\u7ba1\u7406\u4efb\u52d9\uff0c\u80fd\u5920\u5e6b\u52a9DBA\u8b58\u5225\u548c\u89e3\u6c7a\u6027\u80fd\u554f\u984c\u3002\u901a\u904e\u4e0a\u8ff0\u6b65\u9a5f\uff0c\u60a8\u53ef\u4ee5\u8f15\u9b06\u5730\u555f\u7528\u3001\u6536\u96c6\u548c\u5206\u6790SQL\u8ddf\u8e64\u4fe1\u606f\uff0c\u5f9e\u800c\u512a\u5316\u6578\u64da\u5eab\u6027\u80fd\u3002\u5982\u679c\u60a8\u9700\u8981\u66f4\u9ad8\u6548\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\u4f86\u63d0\u5347\u60a8\u7684\u696d\u52d9\u904b\u884c\u6548\u7387\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u6709\u6548\u6536\u96c6Oracle\u9032\u7a0b\u4e2d\u7684SQL\u8ddf\u8e64\u4fe1\u606f\uff0c\u63d0\u5347\u6578\u64da\u5eab\u6027\u80fd\u548c\u6545\u969c\u6392\u9664\u80fd\u529b\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-162843","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162843","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=162843"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162843\/revisions"}],"predecessor-version":[{"id":162844,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162843\/revisions\/162844"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=162843"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=162843"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=162843"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}