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Difference on a Table Size Before & After Table Partitioning

RamarajuSep 27 2018 — edited Sep 30 2018

Hi All,

I have partitioned an existing table using DBMS_REDEFINITION.

EBS Database: 11.2.0.4

EBS: R12.2.5

OS: RHEL 7

I have observed that there is a difference size on a table before & after table partitioning. Can any one help me why we have this difference?

Before Table Partition:

SQL> select owner, segment_name OBJECT_NAME, partition_name,segment_type OBJECT_TYPE,round(bytes/1024) KB from dba_segments

where segment_name like 'OE_ORDER_HEADERS_ALL';

pastedImage_0.png

After Table Partition:

SQL> select owner, segment_name OBJECT_NAME, partition_name,segment_type OBJECT_TYPE,round(bytes/1024) KB from dba_segments

where segment_name like 'OE_ORDER_HEADERS_ALL';

pastedImage_2.png

This post has been answered by John Thorton on Sep 27 2018
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