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PX Deq: Execute Reply

edited Sep 3, 2013 4:44AM in Database DataWarehousing (MOSC) 6 commentsAnswered
Hi All, 
Here's the scenario where i found the session is waiting for this event(PX Deq: Execute Reply) which is blocked by another session on (PX Deq : Table Q Normal),both the sessions running the same sql.

can someone help me understand what is this doing behind the scene?

verison :11.2.0.3

Thanks,
Vinoth

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