MySQL import file error and garbled

Implementation from the customer to export the database to me, I in this machine with SQLyog import garbled and error. The error content is no selected database. But I did choose the database.

Finally asked the implementation of the buddy, he said he used SQLyog export time also error, so it used navicat for MySQL. I finally downloaded a navicat for MySQL and installed it as well. It took me a couple of hours to get it wrong, because a couple of libraries were fine.

The following is an error:

By the way, the following is our actual database encoding settings:

The statement that connects MySQL:

      Jdbc:mysql://127.0.0.1:3306/db?useunicode=true&characterencoding=gbk&autoreconnect=true