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Remote Parallel Index Reduild Runs Serial (Doc ID 1535660.1)

Last updated on MARCH 12, 2021

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.1.0 to 11.2.0.4 [Release 11.2]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Backup Service - Version N/A and later
Information in this document applies to any platform.

Symptoms

The remote parallel index rebuild runs serial even if enabling parallel replication propagation at the database link level. For example if a database link is created for a particular destination database, and enabling parallel propagation for a database link, then Oracle uses multiple parallel slave processes to replicate to the corresponding destination. But it doesn't work while parallel index rebuild remotely through a procedure. In detail:

 
But this doesn't help, indeed, exec TEST_IDX_REBUILD@LOOPBACK runs in serial again.

Cause

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In this Document
Symptoms
Cause
Solution
References


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