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AMR_CU_METERS_HISTORY Is Missing an Index on Meter_id Causing "AMR History..." Performance Issues (Doc ID 2224095.1)

Last updated on MARCH 26, 2019

Applies to:

Oracle Utilities Network Management System - Version to [Release 1.12 to 2.3]
Oracle Network Management for Utilities - DMS - Version to [Release 1.12 to 2.3]
Information in this document applies to any platform.


AMR_CU_METERS_HISTORY database table is missing an index on the meter_id column causing Trouble Info "AMR History..." performance issues.
After an index was placed on the amr_cu_meters_history.meter_id column performance was greatly improved for AMR History pulls.

Queries should take at most seconds, not the minutes that were seen, to complete.

1. On an environment with a 200,000+ rows in AMR_CU_METERS_HISTORY open Trouble Info AMR History, note that it takes minutes to populate.


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