spring boot (maven) 단순연결오류

		<dependency>
			<groupId>org.springframework.boot</groupId>
			<artifactId>spring-boot-starter-data-jpa</artifactId>
		</dependency>
		<dependency>
			<groupId>mysql</groupId>
			<artifactId>mysql-connector-java</artifactId>
			
		</dependency>

Could not find artifact mysql:mysql-connector-java:jar:unknown in central
(https://repo.maven.apache.org/maven2)

여기서 오류가 나서 버전을 추가 해줬다.

    <version>8.0.12</version>