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What is hit ratio

Asked by: Interview Candidate | Asked on: Aug 26th, 2004
Showing Answers 1 - 1 of 1 Answers
Kishore Kumar Vuthpala

Answered On : Apr 11th, 2006

Hit Ratio is the ratio of shared SQL and PL/SQL items found in the Library Cache versus physical storage.It can also be defined in a mathematical expression as  1 - ((physical reads) / (db block gets + consistent reads))

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