Apex Performance Degraded While Using Interactive Reports (Doc ID 836146.1)

Last updated on OCTOBER 27, 2016

Applies to:

Oracle Application Express (formerly HTML DB) - Version 3.1.0.00.32 to 3.2.0
Information in this document applies to any platform.
***Checked for relevance on 20-Jul-2012***


Symptoms

1. The table WWV_FLOW_WORKSHEET_CONDITIONS contains a lot of rows (e.g. 407,633).

2. A query like the following is found to consume significant database time:

SELECT * FROM WWV_FLOW_WORKSHEET_CONDITIONS ...


3. Multiple ORA-04030 errors are found in the DB alert.log:

ORA-04030: out of process memory when trying to allocate xxxxx bytes


4. Performance of Interactive Reports may have degraded over time.

Cause

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