Select Query With Parallel Other Than 1 Is Hanging And Consuming All CPU in 12.2 And 18c
(Doc ID 2572473.1)
Last updated on AUGUST 08, 2019
Applies to:Oracle Database - Enterprise Edition - Version 188.8.131.52 and later
Platform : HP-UX Itanium
Table size is approx 1 GB. DOP set to 2 at table and index level.
Select query against the table is hanging without completion and consuming all CPU.
The query is hanging with any DOP like 2,4,6..etc .
Query will run fine in serial mode.i.e without parallelism.
Database upgrade from 12.1 to 12.2.
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