In 10.2.0.5 and 11.2.0.2 the bug 7710931 is fixed DATAPUMP EXPORT IS EXTREMELY SLOW WHEN EXTRACTING SCHEMA
Also, there is
Bug 7413726 - Poor EXPDP performance when db COMPATIBLE=10.2.0.3 or 10.2.0.4 which is a duplicate of Bug 7710931
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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