pychrm msyql

jdbc:mysql://address=\(protocol=tcp\)\(<\)\(,host={host:host_ipv6:localhost},port={port::3306},user={user},password={password},{:identifier}={:identifier}>\)[/{database}][\?<&,{:identifier}={:param}>]
jdbc:mysql://{host::localhost}?[:{port::3306}][/{database}?][\?<&,user={user},password={password},{:identifier}={:identifier}>]