com.mysql.cj.core.exceptions.InvalidConnectionAttributeException: The server time zone value '?й??? mysql-installer-community-8.0.15.0

<properties>
    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
    <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
    <java.version>1.8</java.version>
    <druid.version>1.0.9</druid.version>
    <mybatis.boot.starter.version>1.3.0</mybatis.boot.starter.version>
    <mysql.connector.java.version>8.0.15</mysql.connector.java.version>
</properties>

datasource:
  url: jdbc:mysql://localhost:3306/db_pack_case?useUnicode=true&characterEncoding=UTF-8&useJDBCCompliantTimezoneShift=true&useLegacyDatetimeCode=false&serverTimezone=UTC
  username: root
  password: root
  driver-class-name: com.mysql.cj.jdbc.Driver

com.mysql.cj.core.exceptions.InvalidConnectionAttributeException: The server time zone value '?й??? mysql-installer-community-8.0.15.0

原文：https://www.cnblogs.com/alamps/p/10506504.html