code: func Open(urlstr string) (*sql.DB, error) {
  	u, err := Parse(urlstr)
  	if err != nil {
  		return nil, err
  	}
  
  	return sql.Open(u.Driver, u.DSN)
  }
docs: // Open takes a urlstr like "protocol+transport://user:pass@host/dbname?option1=a&option2=b"
  // and creates a standard sql.DB connection.
  //
  // See Parse for information on formatting URLs to work properly with Open.