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Support Article

Query used for Schema Change Tracking causes high CPU usage

SA-29909

Summary



The query which is used in the Schema Change Tracking landing page is causing high CPU usage.


Error Messages



Not applicable


Steps to Reproduce



Go to the Schema Change Tracking landing page: Designer Studio > System > Database > Schema Change Tracking.


Root Cause



The query for Schema Change Tracking was causing a full table scan.

On Postgres database, it uses information_schema view which triggers un-needed joins.

Resolution



Apply HFix-30016.

 

Suggest Edit

Published November 10, 2016 - Updated October 8, 2020

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