Examples

Overview:   There 5 icons framed in red above are all that's need to use DB Optimizer
                          
  1.    Profiler - view database load, find top SQL and send SQL to SQL Tuner for tuning
  2.    Tuner - supply a SQL statement and have DB Optimizer's SQL Tuner automatically tune the query
  3.    Editor -  write and debug SQL code with code assistance and quick fixes           
  4.     Load Editor - test SQL code with multiple concurrent users   

Oracle

   SQL Tuning (optimizer errors)
   Load Editor & Profiler

Cross Platform