Demantra Forecasting Engine Hanging Creating Millions Of Rows In Table SALES_DATA (Doc ID 454920.1)

Last updated on APRIL 16, 2015

Applies to:

Oracle Demantra Demand Management - Version 7.1.1 and later
Information in this document applies to any platform.

Symptoms

Users are running the Demantra Batch Forecasting Engine. However it is encountering a severe performance problem and is not completing as tablespaces and logs are filling up rapidly. There are 19 million rows in Sales_data table when they were expecting only 250,000. On a separate laptop install, the engine runs in 17 minutes and completes successfully with similar data. When checking the data in the sales_data table in the laptop install there are only about 250,000 rows. Users state they only have 2 years of historical demand.


STEPS
1. Launch the batch forecast analytical engine
2. It hangs while inserting into the sales_data table
3. Review log file sizes and table sizes

Cause

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