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Mapside join exeception - Hive - [mail # user]
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...Hi all, Do anyone of you have an idea of what the following error means when I run a Mapside join. java.lang.RuntimeException: Error while reading from task...
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Author: Viraj Bhat,
2010-06-24, 18:21
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MapSide join in Hive - Hive - [mail # user]
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...Hi all, I am joining 2 datasets, one is around 1.5TB in size and the other is around 350MB in size. I wanted to do a Map Side join using "id" as the join column between the two ...
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Author: Viraj Bhat,
2010-06-24, 17:43
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RE: Using Distributed Cache in Hive UDF's?? - Hive - [mail # user]
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...Hi Edward, I was able to use the distributed cache, using the set mapred.cache.files option. I could read the files locally using standard java api's. Thanks Viraj ...
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Author: Viraj Bhat,
2010-06-24, 17:33
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RE: Compiling Hive against a different version of Hadoop 20 - Attempt 2 - Hive - [mail # user]
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...Hi Carl, I worked on your suggestion and it seems to fail at another point. ant -Dhadoop.root=~/projects/newhadoop/hadoop-0.20.10/ -Dhadoop.version=0.20.10 package -Doffline=tru...
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Author: Viraj Bhat,
2010-06-21, 23:20
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Using Distributed Cache in Hive UDF's?? - Hive - [mail # user]
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...Hi all, I have a lookup function in hive which looks if a certain pattern is present in a large text file. I upload this text file to HDFS. I hope to use this text file in my UDF &nbs...
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Author: Viraj Bhat,
2010-06-21, 23:03
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Compiling Hive against a different version of Hadoop 20 - Attempt 2 - Hive - [mail # user]
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...Hi all, I tried compiling this time by running ant clean first. Then I tried running ant -Dhadoop.root=~/projects/newhadoop/hadoop-0.20.10/ -Dhadoop.version=0.20....
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Author: Viraj Bhat,
2010-06-21, 06:21
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RE: Creating partitions causes Error in semantic analysis - Hive - [mail # user]
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...Hi John, Yes the problem was that in the select clause I needed to define the partition columns in exactly the similar order. INSERT OVERWRITE TABLE newtable PARTITION (newdatestamp, m...
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Author: Viraj Bhat,
2010-06-17, 06:16
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RE: Creating partitions causes Error in semantic analysis - Hive - [mail # user]
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...Hi Yongqiang, I am using the trunk code. I figured out what the problem was INSERT OVERWRITE TABLE newtable PARTITION (newdatestamp, myregion, myproperty) SELECT name, age, dates...
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Author: Viraj Bhat,
2010-06-17, 06:11
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Creating partitions causes Error in semantic analysis - Hive - [mail # user]
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...Hi all, I have a table known as "oldtable" which is partitioned by datestamp. The schema of the "oldtable" is: name string age bigint pro...
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Author: Viraj Bhat,
2010-06-16, 23:07
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RE: Compiling Hive against a different version of Hadoop 20 - Hive - [mail # user]
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...Hi Edward, Thanks for your help. I am compiling against a version of Hadoop which has changed and removed some core classes. I call it Hadoop 20.9, but it is different from the one av...
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Author: Viraj Bhat,
2010-06-15, 18:26
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