mysql url 规则 dbc:mysql://ip:port:db?user=you&password=your_password&useUnicode=true&characterEncoding=UTF8...redis url 规则 redis://[:password]@host:port/db rediss://[:password]@host:port/db unix://[:password]@/path/to/socket.sock?db=dbmongodb url 规则 mongodb://[username:password@]host:port