{"id":1690,"date":"2015-07-16T23:18:46","date_gmt":"2015-07-17T02:18:46","guid":{"rendered":"http:\/\/www.dbarj.com.br\/?p=1690"},"modified":"2015-07-16T23:30:03","modified_gmt":"2015-07-17T02:30:03","slug":"ocm-11g-preparation-use-sql-performance-analyzer","status":"publish","type":"post","link":"https:\/\/www.dbarj.com.br\/en\/2015\/07\/ocm-11g-preparation-use-sql-performance-analyzer\/","title":{"rendered":"OCM 11g Preparation &#8211; Use SQL Performance Analyzer"},"content":{"rendered":"<p>Performance Analyser is specially good when we are doing an Upgrade in our Oracle Version, so you can check the times of the queries before\/after the change. But\u00a0for OCM, only 11gR2 is required to study. So probably, we will face another type of changement, like:<\/p>\n<ul>\n<li>Parameter Change<\/li>\n<li>Optimizer Statistics<\/li>\n<\/ul>\n<p>Practice here creating a SQL Tuning Set and checking the performance changement after a very drastical parameter modification, as\u00a0optimizer_mode set to &#8216;RULE&#8217;.<\/p>\n<p>This is another topic that you should avoid at all costs using any approach different from Oracle Enterprise Manager. <strong>It will\u00a0save you a lot of time!<\/strong><\/p>\n<p><strong>Path to Documentation<\/strong>:<\/p>\n<p><span style=\"color: #800000;\">Real Application Testing User&#8217;s Guide (Database Administration menu) -&gt; 1.1 SQL Performance Analyzer<\/span><\/p>\n<br>\r\nClick here to go back to the <a title=\"OCM 11g Preparation\" href=\"\/?page_id=923\">Main OCM 11g Preparation<\/a> page.\r\n<br><br>\r\nHave you enjoyed? Please leave a comment or give a \ud83d\udc4d!\n<div class='watch-action'><div class='watch-position align-left'><div class='action-like'><a class='lbg-style2 like-1690 jlk' href='javascript:void(0)' data-task='like' data-post_id='1690' data-nonce='de4404f630' rel='nofollow'><img class='wti-pixel' src='https:\/\/www.dbarj.com.br\/wp-content\/plugins\/wti-like-post\/images\/pixel.gif' title='Like' \/><span class='lc-1690 lc'>+1<\/span><\/a><\/div><\/div> <div class='status-1690 status align-left'><\/div><\/div><div class='wti-clear'><\/div>","protected":false},"excerpt":{"rendered":"<p>Performance Analyser is specially good when we are doing an Upgrade in our Oracle Version, so you can check the times of the queries before\/after the change. But\u00a0for OCM, only 11gR2 is required to study. So probably, we will face another type of changement, like: Parameter Change Optimizer Statistics Practice here creating a SQL Tuning &hellip; <\/p>\n<p><a class=\"more-link btn\" href=\"https:\/\/www.dbarj.com.br\/en\/2015\/07\/ocm-11g-preparation-use-sql-performance-analyzer\/\">Continue reading<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[27],"tags":[],"class_list":["post-1690","post","type-post","status-publish","format-standard","hentry","category-ocm11g-en","item-wrap"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>OCM 11g Preparation - Use SQL Performance Analyzer - DBA - Rodrigo Jorge - Oracle Tips and Guides<\/title>\n<meta name=\"description\" content=\"Use SQL Performance Analyzer for Oracle OCM 11g Certification\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.dbarj.com.br\/en\/2015\/07\/ocm-11g-preparation-use-sql-performance-analyzer\/\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"DBA RJ\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.dbarj.com.br\\\/en\\\/2015\\\/07\\\/ocm-11g-preparation-use-sql-performance-analyzer\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.dbarj.com.br\\\/en\\\/2015\\\/07\\\/ocm-11g-preparation-use-sql-performance-analyzer\\\/\"},\"author\":{\"name\":\"DBA RJ\",\"@id\":\"https:\\\/\\\/www.dbarj.com.br\\\/en\\\/#\\\/schema\\\/person\\\/28a44ca3a6633fe4156ad1ea209d40a9\"},\"headline\":\"OCM 11g Preparation &#8211; 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