**> rhive.connect(host = "192.168.1.4",port = 9000,defaultFS = "hdfs://localhost:9000")**
***Warning:
+----------------------------------------------------------+
+ / hiveServer2 argument has not been provided correctly. +
+ / RHive will use a default value: hiveServer2=TRUE. +***
+----------------------------------------------------------+
16/08/14 14:12:42 INFO jdbc.Utils: Supplied authorities: 192.168.1.4:9000
16/08/14 14:12:42 INFO jdbc.Utils: Resolved authority: 192.168.1.4:9000
16/08/14 14:12:42 INFO jdbc.HiveConnection: Transport Used for JDBC connection: null
**Exception in thread "Thread-14" java.lang.RuntimeException: java.sql.SQLException: Could not open client transport with JDBC Uri: jdbc:hive2://192.168.1.4:9000/default: java.net.ConnectException: Connection refused*
*
at com.nexr.rhive.hive.HiveJdbcClient$HiveJdbcConnector.connect(HiveJdbcClient.java:337)
at com.nexr.rhive.hive.HiveJdbcClient$HiveJdbcConnector.run(HiveJdbcClient.java:322)
Caused by: java.sql.SQLException: Could not open client transport with JDBC Uri: jdbc:hive2://192.168.1.4:9000/default: java.net.ConnectException: Connection refused
at org.apache.hive.jdbc.HiveConnection.openTransport(HiveConnection.java:208)
at org.apache.hive.jdbc.HiveConnection.<init>(HiveConnection.java:154)
at org.apache.hive.jdbc.HiveDriver.connect(HiveDriver.java:107)
at java.sql.DriverManager.getConnection(DriverManager.java:571)
at java.sql.DriverManager.getConnection(DriverManager.java:215)
at com.nexr.rhive.hive.DatabaseConnection.connect(DatabaseConnection.java:51)
at com.nexr.rhive.hive.HiveJdbcClient$HiveJdbcConnector.connect(HiveJdbcClient.java:330)
... 1 more
Caused by: org.apache.thrift.transport.TTransportException: java.net.ConnectException: Connection refused
at org.apache.thrift.transport.TSocket.open(TSocket.java:226)
at org.apache.thrift.transport.TSaslTransport.open(TSaslTransport.java:266)
at org.apache.thrift.transport.TSaslClientTransport.open(TSaslClientTransport.java:37)
at org.apache.hive.jdbc.HiveConnection.openTransport(HiveConnection.java:183)
... 7 more
Caused by: java.net.ConnectException: Connection refused
at java.net.PlainSocketImpl.socketConnect(Native Method)
at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:339)
at enter code here java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:200)
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:182)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:579)
at org.apache.thrift.transport.TSocket.open(TSocket.java:221)
... 10 more
Error: java.lang.IllegalStateException: Not connected to hiveserver
最佳答案
您没有传递密码。 尝试将密码作为脚本的一部分传递。
如果您未提供有效凭据，则返回Null。
示例:
jdbc:hive2://192.168.1.4:9000/default username password
关于r - 无法打开客户端传输，JDBC 连接在 R 中被拒绝，我们在Stack Overflow上找到一个类似的问题： https://stackoverflow.com/questions/38940720/