When this property is set to true, Derby writes the text and parameter values of all executed statements to the information log at the beginning of execution. It also writes information about commits and rollbacks. Information includes the time and thread number.
This property is useful for debugging.
derby.language.logStatementText=true -- database-wide property CALL SYSCS_UTIL.SYSCS_SET_DATABASE_PROPERTY( 'derby.language.logStatementText', 'true')
This property is static; if you change it while Derby is running, the change does not take effect until you reboot.