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From "Carl Steinbach" <...@apache.org>
Subject Re: Review Request 20096: HIVE-6835: Reading of partitioned Avro data fails if partition schema does not match table schema
Date Tue, 15 Apr 2014 07:00:15 GMT

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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/20096/#review40353
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Ship it!


Ship It!

- Carl Steinbach


On April 14, 2014, 6:49 p.m., Anthony Hsu wrote:
> 
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> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/20096/
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> 
> (Updated April 14, 2014, 6:49 p.m.)
> 
> 
> Review request for hive.
> 
> 
> Repository: hive-git
> 
> 
> Description
> -------
> 
> The problem occurs when you store the "avro.schema.(literal|url)" in the SERDEPROPERTIES
instead of the TBLPROPERTIES, add a partition, change the table's schema, and then try reading
from the old partition.
> 
> I fixed this problem by passing the table properties to the partition with a "table."
prefix, and changing the Avro SerDe to always use the table properties when available.
> 
> 
> Diffs
> -----
> 
>   ql/src/java/org/apache/hadoop/hive/ql/plan/PartitionDesc.java 43cef5c 
>   ql/src/test/queries/clientpositive/avro_partitioned.q 6fe5117 
>   ql/src/test/results/clientpositive/avro_partitioned.q.out 644716d 
>   serde/src/gen/thrift/gen-javabean/org/apache/hadoop/hive/serde/serdeConstants.java
515cf25 
>   serde/src/java/org/apache/hadoop/hive/serde2/avro/AvroSerdeUtils.java 9d58d13 
>   serde/src/test/org/apache/hadoop/hive/serde2/avro/TestAvroSerdeUtils.java 67d5570 
> 
> Diff: https://reviews.apache.org/r/20096/diff/
> 
> 
> Testing
> -------
> 
> Added test cases
> 
> 
> Thanks,
> 
> Anthony Hsu
> 
>


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