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SEG$ Is Not Updated By Changes Frequently For Lob Segment (Doc ID 2363751.1)

Last updated on MARCH 05, 2019

Applies to:

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 Cloud Exadata Service - Version N/A and later
Oracle Database Backup Service - Version N/A and later
Information in this document applies to any platform.

Symptoms

On : 12.1.0.2 version, RDBMS

SEG$ is not updated frequently by changes in index or lob segment

After inserting lots of data into the LOB segment, however sys_dba_segs didn't reflect the change, blocks & extents remains small.

Below is the testcase to load data into a LOB segment:

Applied patch 12963364, but it didn't help. 

Changes

 

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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