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UpdateXML displaces data in Unicode database (Doc ID 1189513.1)

Last updated on AUGUST 04, 2018

Applies to:

Oracle Server - Enterprise Edition - Version: 11.2.0.1 and later   [Release: 11.2 and later ]
Oracle Server - Enterprise Edition - Version: 11.2.0.1.0 to 11.2.0.2.0   [Release: 11.2 to 11.2]
Information in this document applies to any platform.

Symptoms

In a Unicode database, an UpdateXML in a loop displaces a character in a CDATA section after around 120 iterations. For example, a
REGEXP_LIKE(SERVER,'^[A-Z|[:digit:]|_]+$')
becomes
REGEXP_LIKE(SERVER,'^[A-Z|[:digit:]|_]+$'

Cause

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