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org.apache.commons.dbcp.SQLNestedException : Cannot create PoolableConnectionFactory (IO 오류: The Network Adapter could not establish the connection)] with root cause
java.net.ConnectException: Connection refused: connect
jdbc.properties에서 DB커넥션 경로가 잘못 매핑되어있었음
jdbc.url=jdbc:oracle:thin:@경로 -> 재설정
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