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From Jarek Jarcec Cecho <jar...@apache.org>
Subject Re: Fwd: Sqoop export not working when using "update-key"
Date Sun, 11 May 2014 13:59:44 GMT
Hi Leonardo,
would you mind sharing with us task log from the failed map task?

Jarcec

On Sun, May 11, 2014 at 10:33:11AM -0300, Leonardo Brambilla wrote:
> Hello, I am struggling to make it work, what is a really required feature.
> 
> I have a process that daily generates new data, this data needs to be
> pushed to a table in Oracle, the table might already have same data from
> previous loads. I need to avoid duplicating data on it. Pretty common
> scenario right? =)
> 
> I am using sqoop export for this, no special arguments, just columns,
> fields-terminated-by, table and db connection, plus the argument
> "update-mode allowinsert".
> 
> Now, when I also include the argument "update-key" with a comma separated
> list of fields (which is the same for arg columns) I get the following
> oracle driver error:
> 
> 14/05/07 16:00:03 INFO mapred.JobClient: Task Id :
> attempt_201404190827_0928_m_000003_2, Status : FAILED
> java.io.IOException: Can't export data, please check task tracker logs
>         at
> org.apache.sqoop.mapreduce.TextExportMapper.map(TextExportMapper.java:112)
>         at
> org.apache.sqoop.mapreduce.TextExportMapper.map(TextExportMapper.java:39)
>         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:764)
>         at org.apache.hadoop.mapred.MapTask.run(MapTask.java:370)
>         at org.apache.hadoop.mapred.Child$4.run(Child.java:255)
>         at java.security.AccessController.doPrivileged(Native Method)
>         at javax.security.auth.Subject.doAs(Subject.java:415)
>         at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1149)
>         at org.apache.hadoop.mapred.Child.main(Child.java:249)
> Caused by: java.io.IOException: java.sql.SQLException: Missing IN or OUT
> parameter at index:: 4
>         at
> org.apache.sqoop.mapreduce.AsyncSqlRecordWriter.write(AsyncSqlRecordWriter.java:220)
>         at
> org.apache.sqoop.mapreduce.AsyncSqlRecordWriter.write(AsyncSqlRecordWriter.java:46)
>         at
> org.apache.hadoop.mapred.MapTask$NewDirectOutputCollector.write(MapTask.java:639)
>         at
> org.apache.hadoop.mapreduce.TaskInputOutputContext.write(TaskInputOutputContext.java:80)
>         at
> org.apache.sqoop.mapreduce.TextExportMapper.map(TextExportMapper.java:84)
>         ... 10 more
> *Caused by: java.sql.SQLException: Missing IN or OUT parameter at index:: 4*
>         at
> oracle.jdbc.driver.OraclePreparedStatement.processCompletedBindRow(OraclePreparedStatement.java:1844)
>         at
> oracle.jdbc.driver.OraclePreparedStatement.addBatch(OraclePreparedStatement.java:10213)
>         at
> oracle.jdbc.driver.OraclePreparedStatementWrapper.addBatch(OraclePreparedStatementWrapper.java:1362)
>         at
> org.apache.sqoop.mapreduce.UpdateOutputFormat$UpdateRecordWriter.getPreparedStatement(UpdateOutputFormat.java:174)
>         at
> org.apache.sqoop.mapreduce.AsyncSqlRecordWriter.execUpdate(AsyncSqlRecordWriter.java:149)
>         at
> org.apache.sqoop.mapreduce.AsyncSqlRecordWriter.write(AsyncSqlRecordWriter.java:215)
>         ... 14 more
> 
> I'm using Sqoop 1.4.3 with hadoop1, also tried 1.4.4 with same result. I
> have the standard Oracle JDBC driver 6 with Java 7.
> I went through all the documentation, Sqoop user guide says this is
> supported for built-in connector which I understand I am using.
> 
> Here is the full command:
> $sqoopExecutable export \
> --outdir $outdir \
> --connect $connectionString --table $table_client --username $dbUser
> --password $dbUserPasswd \
> --columns CLIENT_ID,EXP_ID,BUCKET_ID --update-key
> CLIENT_ID,EXP_ID,BUCKET_ID \
> --fields-terminated-by '\t' --update-mode allowinsert \
> --export-dir $dataSource_client > $sqoopLog 2>&1
> 
> Can someone please shed some light on this?
> Thank you in advance.
> 
> Leo

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