解决sqoop报错：SQLServerException: 将字符串转换为 uniqueidentifier 时失败。

报错栈：

Error: java.io.IOException: Cannection handler cannot recover failure:
        at org.apache.sqoop.mapreduce.db.SQLServerDBRecordReader.nextKeyValue(SQLServerDBRecordReader.java:169)
        at org.apache.hadoop.mapred.MapTask$NewTrackingRecordReader.nextKeyValue(MapTask.java:556)
        at org.apache.hadoop.mapreduce.task.MapContextImpl.nextKeyValue(MapContextImpl.java:80)
        at org.apache.hadoop.mapreduce.lib.map.WrappedMapper$Context.nextKeyValue(WrappedMapper.java:91)
        at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:145)
        at org.apache.sqoop.mapreduce.AutoProgressMapper.run(AutoProgressMapper.java:64)
        at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:787)
        at org.apache.hadoop.mapred.MapTask.run(MapTask.java:341)
        at org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:164)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:422)
        at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1657)
        at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:158)
Caused by: java.io.IOException: SQLException in nextKeyValue
        at org.apache.sqoop.mapreduce.db.DBRecordReader.nextKeyValue(DBRecordReader.java:277)
        at org.apache.sqoop.mapreduce.db.SQLServerDBRecordReader.nextKeyValue(SQLServerDBRecordReader.java:148)
        ... 12 more
Caused by: com.microsoft.sqlserver.jdbc.SQLServerException: 将字符串转换为 uniqueidentifier 时失败。
        at com.microsoft.sqlserver.jdbc.SQLServerException.makeFromDatabaseError(SQLServerException.java:216)
        at com.microsoft.sqlserver.jdbc.SQLServerResultSet$FetchBuffer.nextRow(SQLServerResultSet.java:4853)
        at com.microsoft.sqlserver.jdbc.SQLServerResultSet.fetchBufferNext(SQLServerResultSet.java:1781)
        at com.microsoft.sqlserver.jdbc.SQLServerResultSet.next(SQLServerResultSet.java:1034)
        at org.apache.sqoop.mapreduce.db.DBRecordReader.nextKeyValue(DBRecordReader.java:237)
        ... 13 more

解决：uniqueidentifier类型的列不能作为参数--split-by的值

时间： 2024-10-19 14:40:59

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