This is a wrapper for HikariCP which is a database connection pool manager (https://github.com/brettwooldridge/HikariCP) From the github page; Fast, simple, reliable. HikariCP is a "zero-overhead" production ready JDBC connection pool. At roughly 130Kb, the library is very light. A user called...
"The BANanoServer library has pre-configured a lot of stuff for you, but as it is a just a B4J .b4xlib library, you can make any changes to it to match with your needs."