springboot连接数据库com.mysql.cj.exceptions.WrongArgumentException Malformed dat

springboot连接数据库com.mysql.cj.exceptions.WrongArgumentException: Malformed database URL, failed to par
前端报错：

    Whitelabel Error Page
This application has no explicit mapping for /error, so you are seeing this as a fallback.

Tue Dec 11 02:12:09 CST 2018
There was an unexpected error (type=Internal Server Error, status=500).
nested exception is org.apache.ibatis.exceptions.PersistenceException: ### Error querying 

    spring.datasource.url=jdbc:mysql://localhost:3306/数据库?characterEncoding=utf8&amp&useSSL=true&amp&createDatabaseIfNotExist=true&amp&serverTimezone=GMT&amp&nullNamePatternMatchesAll=true