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张小川 commented on SQOOP-2023: ---------------------------- Hi Qian xu, I met this problem as you mentioned above, while I use sqoop 1.99.5 to import data from mysql to hdfs, it failed, the caused exception is : 2015-03-16 14:21:36,629 FATAL [IPC Server handler 17 on 51030] org.apache.hadoop.mapred.TaskAttemptListenerImpl: Task: attempt_1426323168756_0043_m_000000_0 - exited : org.apache.sqoop.common.SqoopException: MAPRED_EXEC_0017:Error occurs during extractor run at org.apache.sqoop.job.mr.SqoopMapper.run(SqoopMapper.java:99) at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:784) at org.apache.hadoop.mapred.MapTask.run(MapTask.java:341) at org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:163) at java.security.AccessController.doPrivileged(Native Method) at javax.security.auth.Subject.doAs(Subject.java:415) at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1628) at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:158) Caused by: java.lang.ClassCastException: java.lang.Long cannot be cast to java.lang.Integer at org.apache.sqoop.connector.common.SqoopIDFUtils.toCSVFixedPoint(SqoopIDFUtils.java:117) at org.apache.sqoop.connector.idf.CSVIntermediateDataFormat.toCSV(CSVIntermediateDataFormat.java:223) at org.apache.sqoop.connector.idf.CSVIntermediateDataFormat.setObjectData(CSVIntermediateDataFormat.java:165) at org.apache.sqoop.job.mr.SqoopMapper$SqoopMapDataWriter.writeArrayRecord(SqoopMapper.java:125) at org.apache.sqoop.connector.jdbc.GenericJdbcExtractor.extract(GenericJdbcExtractor.java:96) at org.apache.sqoop.connector.jdbc.GenericJdbcExtractor.extract(GenericJdbcExtractor.java:38) at org.apache.sqoop.job.mr.SqoopMapper.run(SqoopMapper.java:95) ... 7 more Please help us to fix this problem! Thank you. > GenericJDBCConnector Handling unsigned Ints is broken > ----------------------------------------------------- > > Key: SQOOP-2023 > URL: https://issues.apache.org/jira/browse/SQOOP-2023 > Project: Sqoop > Issue Type: Bug > Reporter: Veena Basavaraj > Assignee: Veena Basavaraj > Fix For: 1.99.5 > > > this issue started from SQOOP-2018, more details are in that ticket in the > end of the comments section -- This message was sent by Atlassian JIRA (v6.3.4#6332)