A very good article : http://oracledoug.com/serendipity/index.php?/archives/1513-AWR-Differences-Report.html
also : http://www.dbasupport.com/oracle/ora10g/self_managed.shtml
Everything Changes
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I saw a recent tweet (on Bluesky) from SQLDaily highlighting a blog note
that Lukas Eder wrote in 2016 with the title: “Avoid using COUNT() in SQL
when you...
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