Insert hangs after Upgrading to 11202 when using a Loopback Database Link in a RAC cluster (Doc ID 1350157.1)

Last updated on AUGUST 02, 2017

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.1 to 11.2.0.2 [Release 11.2]
Oracle Database - Enterprise Edition - Version 12.1.0.2 to 12.1.0.2 [Release 12.1]
Information in this document applies to any platform.

Symptoms

After upgrade from 10.2 to 11.2.0.2 an

INSERT INTO table1 SELECT * FROM table2@DBLINK WHERE value =x ;

is hanging.

The database is a RAC cluster, the database link DBLINK is a loopback database link and the table being selected from contains LOB columns.

Cause

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