Jfr4Jdbc is a JDBC wrapper library that can be used with any type of database server. Jfr4Jdbc makes it easy for users to determine whether a system performance problem is occurring in the Java application or in the database. Jfr4Jdbc records operations on JDBC as events in the JDK Flight Recorder (JFR). The load on this logging is slight. Users can dump the JFR and open the dump file with JDK Mis