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Re: Regression in trunk? (RE: Insert overwrite error using hive trunk) - Hive - [mail # user]
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...Can you do explain your query after setting the parameter? On Sep 27, 2010, at 9:25 AM, Ashutosh Chauhan wrote: mall e the ce d (I am p1') rser me. )) - Use 2 with 7...
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Author: Ning Zhang,
2010-09-27, 16:31
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Re: Regression in trunk? (RE: Insert overwrite error using hive trunk) - Hive - [mail # user]
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...I'm guessing this is due to the merge task (the 2nd MR job that merges smal l files together). You can try to 'set hive.merge.mapfiles=false;' before the query and see if it succeeded....
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Author: Ning Zhang,
2010-09-27, 16:25
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Re: Logging level - Hive - [mail # user]
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...hive -hiveconf hive.root.logger=DEBUG,DRFA On Sep 25, 2010, at 11:27 PM, Steven Wong wrote: How can I control the logging level of Hive code that runs in the mappers/r educers? F...
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Author: Ning Zhang,
2010-09-26, 06:44
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Re: insert data into a column of complex type - Hive - [mail # user]
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...Ping, you cannot insert complex type column by manually input the data. You'll need to have the complex typed data stored in some file first (e.g., using Thrift serialization or ...
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Author: Ning Zhang,
2010-09-24, 17:10
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Re: Hadoop/Hive observations - Hive - [mail # user]
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...Hi Paul, You are right in the sense that Hive and Hadoop are not optimized for response time and emphasize more on scalability (on large data set and clusters). It's also t...
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Author: Ning Zhang,
2010-09-14, 07:41
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Re: ODBC isql error while testing - Hive - [mail # user]
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...Something you can check out are: - Did you compiled and deployed your code in different environment (Linux/C compier version)? If so there might incompatibility issues in ...
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Author: Ning Zhang,
2010-09-07, 21:05
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Re: Which patch to apply out of multiple available ? - Hive - [mail # user]
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...HIVE-1019 is still open and the last patch (from me) has conflict with the design pointed by Zheng's review and is incompatible with the latest trunk. Recently HIVE-1524 has been...
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Author: Ning Zhang,
2010-09-07, 18:39
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Re: ODBC isql error while testing - Hive - [mail # user]
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...It looks like isql cannot load libodbchive.so. Please make sure that all three .so files libodbchive.so, libhiveclient.so, and libthrift.so can be found in LD_LIBRARY_PATH. ...
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Author: Ning Zhang,
2010-09-07, 04:41
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Re: HIVE-1510 causing partToPartitionInfo IOException with CombinedHiveInputFormat - Hive - [mail # user]
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...This is may be a bug in HIVE-1510. Can you file a JIRA and post the message there? On Sep 1, 2010, at 4:33 PM, Sammy Yu wrote: CombinedHiveInputFormat: hive.input.format=o...
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Author: Ning Zhang,
2010-09-02, 00:16
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Re: 'hive.merge.mapfiles' is broken in trunk - Hive - [mail # user]
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...I think it is because CDH does not support CombineFileInputFormat (or incompatible with Hadoop 0.20.2). If you want to merge, you can set hive.mergejob.maponly=false, then it wil...
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Author: Ning Zhang,
2010-08-31, 02:36
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