无法从Apache Nifi连接到Oracle数据库

Question

无法从我安装在AWS EC2上的NIFI连接到Oracle数据库。但是我能够从同一EC2实例ping到数据库服务器

QueryDatabaseTable[id=####] Unable to execute SQL select query SELECT * FROM CC_REPORTS.CC_CALLS due to java.sql.SQLException: Cannot create JDBC driver of class 'oracle.jdbc.driver.OracleDriver' for connect URL 'jdbc:Oracle:thin:@'###.###.###.25:1521/CIDB': org.apache.nifi.processor.exception.ProcessException: java.sql.SQLException: Cannot create JDBC driver of class 'oracle.jdbc.driver.OracleDriver' for connect URL 'jdbc:Oracle:thin:@###.###.###.25:1521/CIDB'