Use the following utilities and directives in your database applications to optimize performance: 
               	 
               
 
                  		 
                  		  
                  - The OpenESQL Configuration Utility 
                     		  
                  
  
                  		  
                  - Use the OpenESQL Configuration utility to change the default behavior for the SQL(BEHAVIOR) directive when it has not been
                     set explicitly in the program source code, the project settings, or a COBOL Compiler directives file. 
                     		  
                  
  
                  		 
                  		 
                  		  
                  - The OPTPER Compiler Directive 
                     		  
                  
  
                  		  
                  - This directive enhances performance for CHARSET EBCDIC processing. See the 
                     			 OPTPER DB2 Compiler directive and 
                     			 OPTPER SQL Compiler directive topics for details.