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Logminer Returns EMPTY_CLOB For LOB Columns (Doc ID 1328520.1)

Last updated on AUGUST 04, 2018

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.1 to 11.2.0.3 [Release 10.2 to 11.2]
Information in this document applies to any platform.

Symptoms

Even if the supplemental logging is set at the database level, when mining redo logs with Logminer, you cannot extract the LOB data, EMPTY_CLOB is returned.

Changes

The example below shows the Logminer behavior in 11g:

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References

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