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29 discussions - 156 posts

  • We use the hive thrift server and ruby client to submit queries to hive. But we have noticed that the number of open file descriptors climbs steadily on the machine running hive. On a cluster of 21 ...
    Andy KentAndy Kent
    Jan 25, 2010 at 11:14 am
    Feb 23, 2010 at 9:03 am
  • Has anyone seen this error? Any help is appreciated, thanks; hive select * from apachelog where host =""; Total MapReduce jobs = 1 Number of reduce tasks is set to 0 since there's no ...
    John VillaJohn Villa
    Jan 21, 2010 at 8:38 pm
    Jan 22, 2010 at 7:15 pm
  • In hive wiki <http://wiki.apache.org/hadoop/Hive/LanguageManual/DML : Hive extension (multiple inserts): FROM from_statement INSERT OVERWRITE [LOCAL] DIRECTORY directory1 select_statement1 [INSERT ...
    Jan 5, 2010 at 8:52 am
    Jan 26, 2010 at 10:07 am
  • 13


    I want to load some files on HDFS to a hive table, but there is an execption as follow: hive load data inpath '/group/taobao/taobao/dw/stb/20100125/collect_info/*' into table collect_info; Loading ...
    Fu EcyFu Ecy
    Jan 28, 2010 at 4:00 am
    Jan 28, 2010 at 7:49 am
  • Hi, For the first time I used Hive to load couple of word count data input files into tables with and without OVERWRITE. Both the times the input file in HDFS got deleted. Is that a expected ...
    Jan 22, 2010 at 6:45 pm
    Jan 26, 2010 at 5:18 pm
  • Hi there, I am new to hive is there a way to import data from XML. Ankit
    Ankit bhatnagarAnkit bhatnagar
    Jan 20, 2010 at 9:38 pm
    Jan 22, 2010 at 3:29 pm
  • All: I apologize in advance if this is common. I've searched and I can't find an explanation. I'm loading a plain text tab delimited file into a Hive (0.4.1-dev) table. This file is a small sample ...
    Eric SammerEric Sammer
    Jan 5, 2010 at 12:11 am
    Jan 5, 2010 at 11:38 pm
  • Hello, I cant seem to be able to load oracle thin driver while using GenericUDFDBOutput. I am adding the jars as follows. Anyone have any clue about what I might be missing? add jar ...
    Vinay guptaVinay gupta
    Jan 4, 2010 at 10:51 pm
    Jan 5, 2010 at 5:08 pm
  • Hi:All I have a such problem,in jdbcclient,issuing the query "select * from accesslog" ,the columns of results is right host callingid ....... ** *** ** ** ** ** but when issuing query "select host ...
    Jan 25, 2010 at 7:33 am
    Jan 26, 2010 at 6:54 pm
  • Hi all, I follow the get started wiki page, but I use the hive 0.4.1 release version rather than svn trunk. And when I invoke command: show tables; It shows the following error message, anyone has ...
    Jeff ZhangJeff Zhang
    Jan 26, 2010 at 8:40 am
    Jan 26, 2010 at 10:18 am
  • Hi, is there a way to set up users with read-only users in Hive, so that I can have one user with write privileges that runs ETL and updates the warehouse, adds partitions, etc, and one or more ...
    Oscar GothbergOscar Gothberg
    Jan 14, 2010 at 6:49 am
    Jan 21, 2010 at 5:40 pm
  • All: I have some questions regarding hive that I hope you can help me with. I haven't had too much luck with the documentation on these, so any tips would be much appreciated. I initially posted ...
    Adam J. O'DonnellAdam J. O'Donnell
    Jan 25, 2010 at 6:39 pm
    Jan 26, 2010 at 1:55 am
  • All: I'm using Hive as a back end for a multilevel aggregation reporting system. There is a core fact table that is currently multiple millions of rows, but will quickly hit billions. A web service ...
    Eric SammerEric Sammer
    Jan 18, 2010 at 6:10 pm
    Jan 19, 2010 at 4:57 am
  • Hi there, Briefly, I'm doing a comparative study on Pig, Hive, JavaMR and JAQL. I have used a useful tool developed by the fella's in the Pig dev team to generate my test data. It allows me to ...
    Rob StewartRob Stewart
    Jan 14, 2010 at 11:55 pm
    Jan 15, 2010 at 12:23 am
  • We would like to branch hive 0.5 towards the end of today (1/8/2010 California time). If you have anything that wants to get in before branching, please reply. Zheng -- Yours, Zheng
    Zheng ShaoZheng Shao
    Jan 8, 2010 at 7:13 pm
    Jan 9, 2010 at 2:21 am
  • I'm trying to use Hive to solve a fairly common SQL scenario that I run into. I have boiled the problem down into its most basic form: You have a table of transactions defined as so: CREATE TABLE ...
    Mike RobertsMike Roberts
    Jan 26, 2010 at 6:48 am
    Jan 26, 2010 at 6:17 pm
  • Since apache was granted a clover license I was looking to add a clover target to hive. I know recently there was a jira issue on running ant tests in parallel. I have a modest core II due laptop ...
    Edward CaprioloEdward Capriolo
    Jan 7, 2010 at 7:47 pm
    Jan 8, 2010 at 3:51 pm
  • Hi, I'm trying the following query but it doesn't seem to be syntactically correct: hive select to_date(ts), regexp_extract(cookies, '(urltrack__goo.*?;)', 1) from hits FAILED: Parse Error: line 1:60 ...
    Saurabh NandaSaurabh Nanda
    Jan 5, 2010 at 10:20 am
    Jan 7, 2010 at 4:50 am
  • Hello all, What would be the best way to write a function that would perform aggregation computations on records in a table and return multiple rows (and possibly columns)? For example, imagine a ...
    Jason MichaelJason Michael
    Jan 28, 2010 at 10:08 pm
    Jan 29, 2010 at 4:37 am
  • Hi, I am trying to run mutliple hive jobs in parallel from the same working directory. A lot of the jobs fail with the following: FAILED: Error in metadata: javax.jdo.JDOFatalDataStoreException: ...
    Vasilis LiaskovitisVasilis Liaskovitis
    Jan 28, 2010 at 5:44 pm
    Jan 28, 2010 at 6:10 pm
  • All, Some simple features in Hive can really bring down the learning curve for new users. I am teaching some how to use hive. A buddy if mine did this. hive select * from mt_date_test; OK a ...
    Edward CaprioloEdward Capriolo
    Jan 27, 2010 at 9:00 pm
    Jan 27, 2010 at 9:55 pm
  • Hi all, I am loading data from xml file to hive schema. add jar build/contrib/hadoop-mapred-0.22.0-SNAPSHOT.jar CREATE TABLE IF NOT EXISTS PARSE_XML( column1 String, column2 String ) STORED AS ...
    Ankit bhatnagarAnkit bhatnagar
    Jan 22, 2010 at 6:58 pm
    Jan 22, 2010 at 7:05 pm
  • Time is approaching. 1/7/2010 is 2 days away. Let's get ready for that as soon as possible. Zheng From: Namit Jain Sent: Monday, December 28, 2009 11:05 AM To: hive-dev@hadoop.apache.org Cc: ...
    Zheng ShaoZheng Shao
    Jan 6, 2010 at 12:41 am
    Jan 6, 2010 at 8:08 pm
  • From http://wiki.apache.org/hadoop/Hive/Tutorial#Map.28Associative_Arrays.29_Operationsit seems that "Such structures can only be created programmatically currently". What does this mean exactly? Do ...
    Saurabh NandaSaurabh Nanda
    Jan 5, 2010 at 10:01 am
    Jan 6, 2010 at 3:05 am
  • Hi all, I am following the directions from http://wiki.apache.org/hadoop/CompressedStorage I uploaded a tab separated file into a hive table, and it went fine. When I try to copy it into another ...
    Hector YuenHector Yuen
    Jan 6, 2010 at 1:12 am
    Jan 6, 2010 at 2:56 am
  • NOTE: Please forward this message to local use groups, especially those that might be less active on the core Apache mailing lists. Feel free to translate into local languages. Hadoop Fans, Over the ...
    Christophe BiscigliaChristophe Bisciglia
    Jan 25, 2010 at 7:57 pm
    Jan 25, 2010 at 7:57 pm
  • It involves extracting some reports from very large volumes of weblog data. My estimate is about 2-3 weeks of development including testing (backend script to extract/process the data and web UI for ...
    Saurabh NandaSaurabh Nanda
    Jan 25, 2010 at 10:55 am
    Jan 25, 2010 at 10:55 am
  • Hi Folks, Sorry in advance for the slightly off-topic email. We're trying to gauge the level of community interest in seeing Hive 0.5.0 included in the stable release of Cloudera's Distribution for ...
    Carl SteinbachCarl Steinbach
    Jan 20, 2010 at 11:43 pm
    Jan 20, 2010 at 11:43 pm
  • Hadoop Fans, We're looking forward to a full house at our upcoming sessions in January (Bay Area) and February (NYC). For those of you who have inquired recently, we're sorry we sold out so early ...
    Christophe BiscigliaChristophe Bisciglia
    Jan 12, 2010 at 8:41 pm
    Jan 12, 2010 at 8:41 pm
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41 users for January 2010

Zheng Shao: 29 posts John Villa: 10 posts Edward Capriolo: 9 posts Eric Sammer: 9 posts Ning Zhang: 9 posts Ankit bhatnagar: 6 posts Anty: 6 posts Fu Ecy: 6 posts Carl Steinbach: 5 posts Saurabh Nanda: 5 posts Shiva: 5 posts Vinay gupta: 4 posts Wd: 4 posts Amr Awadallah: 3 posts Andy Kent: 3 posts Ashish Thusoo: 3 posts Jay Booth: 3 posts Jeff Zhang: 3 posts Oscar Gothberg: 3 posts Zheng Shao: 3 posts
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