Use HikariCP connection pool, Connections not closed???

[laudylcp]

Version

• vert.x core: 3.5.0

• vert.x jdbc-client: 3.5.0

• jdbc driver:

• RDBMS: Mysql 5.7

General info

• What is your jdbc driver

• What is your RDBMS server Mysql 5.7

• What is your connection string (no user/passwords please!)

Extra

Why?? It looks like connections is not be closed???

My code is below:

but log is:

if success, the log is:

Please give me help, Thanks very much!!