My Oracle Support Banner

E-SQR: Performance Issue DB2 Vs MS SQL Server 2014/2016 (Doc ID 2380204.1)

Last updated on NOVEMBER 02, 2018

Applies to:

PeopleSoft Enterprise PT PeopleTools - Version 8.54 and later
Information in this document applies to any platform.

Symptoms

After upgrading the database from DB2 to MS SQL Server 2014/2016 the SQR Reports are running slowly.

The MSSQL SQR is doing a FETCH-API for every row in the select statements, while the DB2 SQR is doing a single fetch for the select statments.

E.g. The time retrieved shows as follows:

MSSQL with -S option.
Load Lookup Run Time: 8.19
Select Run Time : 1.15
Program Run Time : 9.34

DB2 with -S option.
Load Lookup Run Time: 0.43
Select Run Time : 0.27
Program Run Time : 0.70


Step
--------
The issue can be reproduced at will with the following steps:
1. Login to PIA
2. Navigate to PeopleTools > Process Scheduler > System Process Requests
3. Add a new Run Cntrl ID or use and existing one
4. Run the SQR report(s)

Cause

To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!


In this Document
Symptoms
Cause
Solution
References


My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.