Appeon Performance Tuning Guide
Identifying Performance Bottlenecks

If your PB application includes poorly written SQL and extensive use of non-datawindow based (direct SQL statements) SELECTs, UPDATEs, DELETEs and INSERTs, of course your application runs slow. Tune the performance of PB application is the last but the most important step. Usually the performance can be obviously improved after modifying the codes of the PB application.