As with many SOA Suite components, the BPEL and BPMN engines make a lot of use of the database. Ensuring that the database statistics are updated regularly, will ensure that the optimizer picks the correct plan for accessing the underlying database tables.
You will need database administration access to the database being used for your Oracle SOA Suite 11g applications.
Follow these steps to ensure the database statistics generation task is enabled:
The database optimizer uses the most recent database statistics to determine its plan (index ...