18. The system of claim 15 , wherein the executed query statement is issued by a plurality of applications, and wherein the operation further comprises: analyzing at least the application program performance summary to identify one or more application programs of the plurality of applications.
19. The system of claim 18 , wherein the operation further comprises: for each application program, analyzing the performance summaries for the query statements issued by the identified application program to identify one or more query statements issued by the application program.