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[expand - 2 more] - Re: Hive Server 1 Protocol vs. Hive Server 2 Protocol Performance Issues (impala-shell vs. impyla) - Impala - [mail # user]
...FYI: I just merged a beeswax implementation contributed by our internAbdullah.  Should be API compatible.  If you want to pick beeswax instead,supply protocol='beeswax' to the conn...
   Author: Uri Laserson, 2014-09-05, 18:34
[SPARK-3389] Add converter class to make reading Parquet files easy with PySpark - Spark - [issue]
...If a user wants to read Parquet data from PySpark, they currently must use SparkContext.newAPIHadoopFile.  If they do not provide a valueConverter, they will get JSON string that must b...
http://issues.apache.org/jira/browse/SPARK-3389    Author: Uri Laserson, 2014-09-04, 00:06
[SPARK-2101] Python unit tests fail on Python 2.6 because of lack of unittest.skipIf() - Spark - [issue]
...PySpark tests fail with Python 2.6 because they currently depend on unittest.skipIf, which was only introduced in Python 2.7....
http://issues.apache.org/jira/browse/SPARK-2101    Author: Uri Laserson, 2014-08-11, 19:56
[AVRO-1286] Python script avro cat should be able to read from stdin - Avro - [issue]
...Currently, you have to specify a target file on the command line.  But it would be nice to be able to stream data through avro cat....
http://issues.apache.org/jira/browse/AVRO-1286    Author: Uri Laserson, 2014-08-11, 09:45
[SPARK-1917] PySpark fails to import functions from {{scipy.special}} - Spark - [issue]
...PySpark is able to load numpy functions, but not scipy.special functions.  For example  take this snippet:from numpy import expfrom scipy.special import gammalna = range(1, 11)b = ...
http://issues.apache.org/jira/browse/SPARK-1917    Author: Uri Laserson, 2014-05-31, 23:05
Re: impala python - Impala - [mail # user]
...I don't have much experience with HDF5.  What would your Parquet schemalook like?My impression is that there isn't a good C/C++ API for Parquet at themoment.  For now (and possibly...
   Author: Uri Laserson, 2014-04-18, 22:40
[HIVE-5247] The link to the Pig API docs is under "miscellaneous" for some reason rather than under the main docs dropdown - Hive - [issue]
...This makes is annoying to find it.Also, there should be a link to it from the "overview" page....
http://issues.apache.org/jira/browse/HIVE-5247    Author: Uri Laserson, 2013-09-18, 06:57
Docs 404 - HDFS - [mail # user]
...http://hadoop.apache.org/docs/current/hdfs_user_guide.html  Uri Laserson, PhD Data Scientist, Cloudera Twitter/GitHub: @laserson +1 617 910 0447 [EMAIL PROTECTED]...
   Author: Uri Laserson, 2013-06-04, 19:21
[HADOOP-9591] Hadoop SnappyCodec (incorrectly?) uses block compression - Hadoop - [issue]
...org.apache.hadoop.io.compress.SnappyCodec ends up calling BlockCompressorStream and BlockDecompressorStream.  However, this really takes in the SequenceFile abstraction unnecessarily, a...
http://issues.apache.org/jira/browse/HADOOP-9591    Author: Uri Laserson, 2013-05-22, 04:20
Re: Reading/Writing Avro files using R - Avro - [mail # dev]
...Hi Anshuman,  I don't know of any packages that let you read/write Avro from R as of yet.  I know that RHadoop is under active development at Revolution, and I believe they are try...
   Author: Uri Laserson, 2013-05-04, 05:38
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