./sqoop-list-tables --driver oracle.jdbc.driver.OracleDriver --connect jdbc:oracle:thin:@172.23.1.15:1521:inf --username uname --password password


Warning: /home/hadoop/sqoop-1.4.5.bin__hadoop-2.0.4-alpha/../hbase does not exist! HBase imports will fail.
Please set $HBASE_HOME to the root of your HBase installation.
Warning: /home/hadoop/sqoop-1.4.5.bin__hadoop-2.0.4-alpha/../hcatalog does not exist! HCatalog jobs will fail.
Please set $HCAT_HOME to the root of your HCatalog installation.
Warning: /home/hadoop/sqoop-1.4.5.bin__hadoop-2.0.4-alpha/../accumulo does not exist! Accumulo imports will fail.
Please set $ACCUMULO_HOME to the root of your Accumulo installation.
Warning: /home/hadoop/sqoop-1.4.5.bin__hadoop-2.0.4-alpha/../zookeeper does not exist! Accumulo imports will fail.
Please set $ZOOKEEPER_HOME to the root of your Zookeeper installation.
17/08/05 19:01:25 INFO sqoop.Sqoop: Running Sqoop version: 1.4.5
17/08/05 19:01:25 WARN tool.BaseSqoopTool: Setting your password on the command-line is insecure. Consider using -P instead.
17/08/05 19:01:25 WARN sqoop.ConnFactory: Parameter --driver is set to an explicit driver however appropriate connection manager is not being set (via --connection-manager). Sqoop is going to fall back to org.apache.sqoop.manager.GenericJdbcManager. Please specify explicitly which connection manager should be used next time.
17/08/05 19:01:25 INFO manager.SqlManager: Using default fetchSize of 1000
17/08/05 19:02:46 ERROR manager.SqlManager: Error reading database metadata: java.sql.SQLRecoverableException: IO Error: Connection reset
java.sql.SQLRecoverableException: IO Error: Connection reset
        at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:682)
        at oracle.jdbc.driver.PhysicalConnection.<init>(PhysicalConnection.java:715)
        at oracle.jdbc.driver.T4CConnection.<init>(T4CConnection.java:385)
        at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:30)
        at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:564)
        at java.sql.DriverManager.getConnection(DriverManager.java:571)
        at java.sql.DriverManager.getConnection(DriverManager.java:215)
        at org.apache.sqoop.manager.SqlManager.makeConnection(SqlManager.java:877)
        at org.apache.sqoop.manager.GenericJdbcManager.getConnection(GenericJdbcManager.java:52)
        at org.apache.sqoop.manager.SqlManager.listTables(SqlManager.java:517)
        at org.apache.sqoop.tool.ListTablesTool.run(ListTablesTool.java:49)
        at org.apache.sqoop.Sqoop.run(Sqoop.java:143)
        at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)
        at org.apache.sqoop.Sqoop.runSqoop(Sqoop.java:179)
        at org.apache.sqoop.Sqoop.runTool(Sqoop.java:218)
        at org.apache.sqoop.Sqoop.runTool(Sqoop.java:227)
        at org.apache.sqoop.Sqoop.main(Sqoop.java:236)
Caused by: java.net.SocketException: Connection reset
        at java.net.SocketOutputStream.socketWrite(SocketOutputStream.java:120)
        at java.net.SocketOutputStream.write(SocketOutputStream.java:161)
        at oracle.net.ns.DataPacket.send(DataPacket.java:209)
        at oracle.net.ns.NetOutputStream.flush(NetOutputStream.java:215)
        at oracle.net.ns.NetInputStream.getNextPacket(NetInputStream.java:302)
        at oracle.net.ns.NetInputStream.read(NetInputStream.java:249)
        at oracle.net.ns.NetInputStream.read(NetInputStream.java:171)
        at oracle.net.ns.NetInputStream.read(NetInputStream.java:89)
        at oracle.jdbc.driver.T4CSocketInputStreamWrapper.readNextPacket(T4CSocketInputStreamWrapper.java:123)
        at oracle.jdbc.driver.T4CSocketInputStreamWrapper.read(T4CSocketInputStreamWrapper.java:79)
        at oracle.jdbc.driver.T4CMAREngineStream.unmarshalUB1(T4CMAREngineStream.java:426)
        at oracle.jdbc.driver.T4CTTIfun.receive(T4CTTIfun.java:390)
        at oracle.jdbc.driver.T4CTTIfun.doRPC(T4CTTIfun.java:249)
        at oracle.jdbc.driver.T4CTTIoauthenticate.doOSESSKEY(T4CTTIoauthenticate.java:439)
        at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:580)
        ... 16 more
Could not retrieve tables list from server
17/08/05 19:02:46 ERROR tool.ListTablesTool: manager.listTables() returned null