WRONG RESULTS when 'Alter Table Modify Partition ONLINE Parallel' and Update Running at the Same Time
(Doc ID 2671102.1)
Last updated on MAY 18, 2020
Applies to:Oracle Database - Enterprise Edition - Version 126.96.36.199.0 and later
Information in this document applies to any platform.
During execution of the 'alter table modify partition online', if it's done in parallel, data changes against involved table are lost.
It doesn't occur when it is executed without parallelism.
To reproduce the problem:
Open 3 different sessions.
First run alter table modify partition query in parallel
Run the Update query which is PLSQL block
Run Select Query to check if the value is modified or not.
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