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Clustered Index On POID_ID0 in Event_t table Causing Heavy Table Fragmentation (Doc ID 408175.1)

Last updated on DECEMBER 04, 2019

Applies to:

Oracle Communications Billing and Revenue Management - Version 7.3.0.0.0 and later
Microsoft Windows (32-bit)

Purpose

Describe reason for event_t table fragmentation.

The POID_ID0 in event_t is getting generated randomly by the system. The associated index for poid_id0 on the event_t table (i_event__id) is CLUSTERED, which, in combination with the random poid_id0 values is causing SIGNIFICANT TABLE FRAGMENTATION.

Questions and Answers

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In this Document
Purpose
Questions and Answers
 Why does the Portal installation create a clustered index against a randomly generated key value?
 What would the impact be of changing the clustered index from poid_id0 to a composite of created_t and poid_ID0?

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