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Re: Question about documentation for Hive in general - Hive - [mail # dev]
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...Lars, Great work. What is it with people named Lars that are into writing documentation? As you may have heard myself and some others (Dean, Jason) are working on the programmin...
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Author: Edward Capriolo,
2012-06-13, 02:10
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Re: hadoop.io.DoubleWritable v/s hive.serde2.io.DoubleWritable - Hive - [mail # user]
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...Hive likely wishes to format the data differently then Hadoop does. Hive re-uses what it can. I would diff the two .java files and find out for yourself :) On Tue, Jun 12, 2012 at 5:2...
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Author: Edward Capriolo,
2012-06-12, 21:26
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Re: hadoop.io.DoubleWritable v/s hive.serde2.io.DoubleWritable - Hive - [mail # user]
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...If you use Double or double hive will automatically convert. I would always recommend the hive.serde types. Edward On Tue, Jun 12, 2012 at 4:56 PM, wrote:...
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Author: Edward Capriolo,
2012-06-12, 21:11
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Re: Hive Unit Tests: Read-Only Table - Hive - [mail # dev]
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...As mentioned we normally do not touch the QTestUtil.java and instead do all the work in q files. The only thing I can thing of is that the table name is bad or that you are overwriting and a...
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Author: Edward Capriolo,
2012-06-12, 19:30
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Re: Hive Unit Tests: Read-Only Table - Hive - [mail # dev]
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...It seems like your are running unit tests in a non-standard way. It sounds like your are trying to write stand along j-unit tests. Hive uses velocity to turn .q scripts into test and the tes...
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Author: Edward Capriolo,
2012-06-12, 19:01
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Re: Hive UDF support across sections...when running in hiveserver...help - Hive - [mail # user]
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...UDF's do not live across session. This is why the syntax is "CREATE TEMPORARY FUNCTION". You can build the function into hive and then you will not need to add the UDF. On Mon, Jun 11...
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Author: Edward Capriolo,
2012-06-11, 15:33
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Re: Turn around on patches that do not need full unit testing - Hive - [mail # dev]
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...I agree. Having a short-test and long-test might make more sense. IE long-test includes funky serdes and UDFs. As for "In the meanwhile, check in without test may introduce bug which c...
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Author: Edward Capriolo,
2012-06-11, 13:17
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Turn around on patches that do not need full unit testing - Hive - [mail # dev]
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...Hive's unit tests take a long time. There are many simple patches we can get into hive earlier if we drop the notion of running the full test suite to QA every patch. For example: http...
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Author: Edward Capriolo,
2012-06-11, 02:29
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Re: Compressed data storage in HDFS - Error - Hive - [mail # user]
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...Compression will make processing faster almost all the time. Gzip compression can shrink a text file to 40 percent its original size. Snappy maybe about 60 percent. On average. Then yo...
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Author: Edward Capriolo,
2012-06-09, 00:54
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[HIVE-3088] AVRO Serde Units do not exersize loading schema from HDFS/URL - Hive - [issue]
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...The unit tests all work with avro.schema.literal. We need to test the avro-schema in hdfs, URL/URI is a bit more complicated to test....
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http://issues.apache.org/jira/browse/HIVE-3088
Author: Edward Capriolo,
2012-06-05, 16:19
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