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07-06-2016
06:25 AM
thanks for reply, i can do that in my use case. Let me try!
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07-06-2016
06:14 AM
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I run into an issue when I try to merge two big tables from SQLSERVER for Sqoop to Import. I’m getting SQL exception error of rows reached its maximum limit. Please read below error message for more details. Please share your thoughts/suggestions, if you have faced it before. 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$NewTrackingRecordReader.nextKeyValue(MapTask.java:553)
at org.apache.hadoop.mapreduce.task.MapContextImpl.nextKeyValue(MapContextImpl.java:80)
at org.apache.hadoop.mapreduce.lib.map.WrappedMapper$Context.nextKeyValue(WrappedMapper.java:91)
at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:144)
at org.apache.sqoop.mapreduce.AutoProgressMapper.run(AutoProgressMapper.java:64)
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.io.IOException: SQLException in nextKeyValue
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07-06-2016
06:07 AM
If you are able to ping to Oracle server successfully that means you have connectivity. But if ping is not successful this can cause "The Network Adapter could not establish the connection". If connectivity is not there to Oracle Host then ask Oracle DBA to open port for your connection.
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