version_count

From: Chuck <skilover_nospam_at_bluebottle.com>
Date: Fri, 04 Apr 2008 16:38:40 GMT
Message-ID: <kQsJj.24$qB1.12@trnddc07>


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Can someone please give me an explanation, or point me to a URL which has one, of what v$sqlarea.version_count is all about? I understand it has to do with the # of child cursors for a given SQL in the library cache, but why would you need more than one cursor? Is that cursor not shareable? What would make a cursor not shareable? Does it have to do with different execution plans for the same SQL but with different bind variables? Or is it simply the # of sessions running the same SQL at he same time? TIA
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Received on Fri Apr 04 2008 - 11:38:40 CDT

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