Grokbase Groups Hive user March 2009

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35 discussions - 173 posts

  • Hi list, I found each invoke of HiveServer's execute method run in different threads. Those threads which execute a HSQL query(not a client connection may execute several pieces of queries), have not ...
    Min ZhouMin Zhou
    Mar 10, 2009 at 3:03 am
    Mar 12, 2009 at 1:33 am
  • I was browsing around the Hive wiki and couldn't manage to find any examples on how people might be connecting to hive and executing queries through java/python. Anyone have anything available? ...
    Suhail DoshiSuhail Doshi
    Mar 15, 2009 at 8:23 pm
    Mar 23, 2009 at 7:10 pm
  • Hi, I want to keep data in hadoop compressed, ready for hive-selects to access. Is using sequencefiles with compression the way to go? How can I get my data into hive tables "as sequencefile", with ...
    Bob SchulzeBob Schulze
    Mar 18, 2009 at 3:07 pm
    Apr 9, 2009 at 6:21 am
  • Hi list, It's seems Hive hasnot published some modules python client relies on. e.g. ImportError: No module named fb303.FacebookService. Thanks, Min -- My research interests are distributed systems, ...
    Min ZhouMin Zhou
    Mar 11, 2009 at 1:36 am
    Mar 11, 2009 at 7:10 pm
  • ________________________________________ From: Stephen Corona Sent: Friday, March 06, 2009 6:16 PM To: Subject: Querying JSON/Thrift data? Hey guys, I am ...
    Stephen CoronaStephen Corona
    Mar 7, 2009 at 12:03 am
    Mar 7, 2009 at 10:54 pm
  • Anyone know what my cause this and what the solution might be? I've only recently started having problems with this for some reason. Total MapReduce jobs = 1 Number of reduce tasks determined at ...
    Suhail DoshiSuhail Doshi
    Mar 31, 2009 at 8:24 pm
    Apr 1, 2009 at 6:58 pm
  • Hi, I'm trying to use jdbc to connect, and default is saying 10000 port in the org.apache.hadoop.hive.jdbc.HiveConnection, but I just don't see 10000 port is open when I do netstat, and ...
    Javateck javateckJavateck javateck
    Mar 31, 2009 at 6:43 pm
    Apr 1, 2009 at 5:26 pm
  • Hey guys. I am trying to run a query like: select count(1), request.attributes['category_selection_method'] from request left outer join test on request.recipient_id = test.recipient_id group by ...
    Stephen CoronaStephen Corona
    Mar 17, 2009 at 3:47 pm
    Apr 22, 2009 at 12:33 pm
  • Since Hive does not have an ORDER BY...yet what is the solution for getting the top 10 rows based on a field without having your client in thrift getting too much data back? Seems like it is possible ...
    Suhail DoshiSuhail Doshi
    Mar 26, 2009 at 1:24 am
    Apr 1, 2009 at 7:06 pm
  • Hey, We've been working through JDBC support in Hive and I couldn't help but notice that there's no mention of the JDBC driver on the wiki or the main site. It would be really helpful if someone ...
    Jeff HammerbacherJeff Hammerbacher
    Mar 26, 2009 at 10:26 pm
    Mar 30, 2009 at 7:32 pm
  • Hi all, When I do a "from t1 insert overwrite table t14 select *;" multiple times, I get different responses every time: "Loading data to table t14 81324734 Rows loaded to t14" This row number varies ...
    Bob SchulzeBob Schulze
    Mar 20, 2009 at 2:44 pm
    Mar 21, 2009 at 1:53 am
  • So it's currently possible to load data into a table that has fewer columns than the table is specified as having. The end result is that when you go to SELECT from the table you get array out of ...
    Josh FergusonJosh Ferguson
    Mar 1, 2009 at 9:15 am
    Mar 1, 2009 at 9:43 am
  • Hi, I want to check if hive support some advanced queries, for example: select col1, col2 from table1 where col3 in (select col3, count(col1) as c1 from table1 group by col3 sort by c1 limit 15); ...
    Javateck javateckJavateck javateck
    Mar 30, 2009 at 11:05 pm
    Mar 31, 2009 at 1:40 am
  • There is a new walk though on the hadoop wiki with some screen shots of the Hive Web Interface. Enjoy
    Edward CaprioloEdward Capriolo
    Mar 4, 2009 at 5:14 am
    Mar 5, 2009 at 6:45 pm
  • Hi there, I was reading some of the documentation and I came across this statement: "Note that if the target table (or partition) already has a file whose name collides with any of the filenames ...
    Suhail DoshiSuhail Doshi
    Mar 22, 2009 at 7:36 pm
    Mar 22, 2009 at 11:46 pm
  • Hi. Started to lab with Hive today since it seems to suit us quite well and since we are processing our weblogstats with Hadoop as of today and ends up doing SQL in Hadoop form it seems fair to try ...
    Marcus HerouMarcus Herou
    Mar 4, 2009 at 10:50 am
    Mar 4, 2009 at 9:52 pm
  • Hi list, accept one argument stands for the port of this server, but I found that can not accept this argument. By digging into the source code, I found it may caused by these lines ...
    Min ZhouMin Zhou
    Mar 2, 2009 at 1:40 pm
    Mar 3, 2009 at 2:11 am
  • I recently started the process of extracting some data from cacti to do capacity planning. Cacti stores its data in RRD/RRA. Extraction is quite a tricky issue. rrdtool dump, produces XML. The RRA is ...
    Edward CaprioloEdward Capriolo
    Mar 24, 2009 at 1:03 am
    Apr 1, 2009 at 3:18 pm
  • Hi, I just got a screen hanging when I do aggregation on tables, I checked logs on hadoop and hive side, seems did not find a clue. for example: [my host]:hive afterchat$ hive Hive history ...
    Javateck javateckJavateck javateck
    Mar 27, 2009 at 10:10 pm
    Mar 30, 2009 at 5:25 pm
  • Hi, I just wanted to ask about how files are delimited by ctrl-A, that's rather confusing to me, what would that be in say python? Suhail
    Suhail DoshiSuhail Doshi
    Mar 11, 2009 at 10:14 pm
    Mar 11, 2009 at 10:22 pm
  • I'm trying to run jdbc on eclipse, and got below errors, I installed jpox plugin. 09/03/31 15:30:31 WARN JPOX.Plugin: Extension Point "org.eclipse.ui.views" not registered, but plugin ...
    Javateck javateckJavateck javateck
    Mar 31, 2009 at 10:48 pm
    Mar 31, 2009 at 11:32 pm
  • I am trying to set up the hive to work with facebook fair scheduler. Does hive provide way to allow user to submit the hive job to a particular fair scheduler pool? If I set ...
    Jonathan CaoJonathan Cao
    Mar 31, 2009 at 2:10 am
    Mar 31, 2009 at 6:48 pm
  • Hello all - First off, let me describe how I'm using Hadoop/Hive...I have a Hadoop cluster running on Amazon EC2 instances with each node's data stored on an EBS volume. Networked Derby is installed ...
    Kevin EppingerKevin Eppinger
    Mar 24, 2009 at 7:50 pm
    Mar 24, 2009 at 9:17 pm
  • I am not sure if this is a bug or just undocumented as a reserved keyword (or I missed it) but in case people don't know, apparently you cannot call a field "timestamp": hive CREATE EXTERNAL TABLE ...
    Suhail DoshiSuhail Doshi
    Mar 22, 2009 at 10:47 pm
    Mar 22, 2009 at 11:10 pm
  • Hi all, I'm playing with bucketing and hit upon a stumbling block. I figured out how to create a table that has buckets, and how to load data into this table: CREATE TABLE bar (msg STRING); # Just ...
    Aaron KimballAaron Kimball
    Mar 20, 2009 at 12:13 am
    Mar 20, 2009 at 3:50 am
  • Changing to LRU would be simple. Extend LinkedHashMap, construct with the access order flag true, and implement removeEldestEntry() to check your 'isTooBig' condition. Its likely fewer lines of code ...
    Scott CareyScott Carey
    Mar 2, 2009 at 9:44 pm
    Mar 3, 2009 at 4:24 pm
  • Hi list, I've successfully started a metastore server running with a connection to a remote mysql db. but when I execute a DDL script show tables, the metastore server throws an exception like below: ...
    Min ZhouMin Zhou
    Mar 2, 2009 at 11:33 am
    Mar 2, 2009 at 6:28 pm
  • I am going to do it within the next 2 hours. Let me know if there are any urgent reasons that I should hold it off for some more time. -- Yours, Zheng
    Zheng ShaoZheng Shao
    Mar 27, 2009 at 3:31 am
    Mar 27, 2009 at 4:06 am
  • Hi, This is a very basic question, does hive provide java api? I just look into hive since yesterday, and want to get a quick answer. I saw that it has jdbc driver implementation, is it supported ...
    Javateck javateckJavateck javateck
    Mar 27, 2009 at 8:45 am
    Mar 27, 2009 at 8:45 am
  • Hey Hadoop Fans, It's been a crazy week here at Cloudera. Today we launched our Distribution for Hadoop. This is targeted at Hadoop users who want to use the most recent stable version of Hadoop and ...
    Christophe BiscigliaChristophe Bisciglia
    Mar 17, 2009 at 12:43 am
    Mar 17, 2009 at 12:43 am
  • Hey there, today we released our basic Hadoop and Hive training online. Access is free, and we address questions through Get Satisfaction. Many on this list are surely pros, but when you have friends ...
    Christophe BiscigliaChristophe Bisciglia
    Mar 13, 2009 at 8:43 pm
    Mar 13, 2009 at 8:43 pm
  • Hey there, we're trying to decide where to host our next public training session, so I'd like to simply ask - where is it needed? Use this form or just drop me a note: ...
    Christophe BiscigliaChristophe Bisciglia
    Mar 11, 2009 at 8:56 pm
    Mar 11, 2009 at 8:56 pm
  • Hi list, I set a peroperty in hive-site.xml to configure the classpath of my udf. <property <name hive.aux.jars.path</name <value /home/hadoop/hdpsoft/hive-auxs/zhoumin.jar</value </property but ...
    Min ZhouMin Zhou
    Mar 3, 2009 at 11:19 am
    Mar 3, 2009 at 11:19 am
  • Call for Paper The grid and cloud computing technologies both aim to aggregate distributed resources in local- or wide-area environment and to provide a uniform computing environment. The fundamental ...
    Yongqiang HeYongqiang He
    Mar 2, 2009 at 6:18 am
    Mar 2, 2009 at 6:18 am
  • Hi list, Since Hive essentially is a client of hadoop, it compiles SQL scripts into a AST, and visit it for producing query plans, finally execute them by an executor. IMHO, the design of Hive can be ...
    Min ZhouMin Zhou
    Mar 2, 2009 at 2:14 am
    Mar 2, 2009 at 2:14 am
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29 users for March 2009

Min Zhou: 21 posts Joydeep Sen Sarma: 19 posts Suhail Doshi: 17 posts Raghu Murthy: 13 posts Stephen Corona: 11 posts Zheng Shao: 11 posts Javateck javateck: 10 posts Bob Schulze: 8 posts Edward Capriolo: 8 posts Prasad Chakka: 8 posts Josh Ferguson: 5 posts Ashish Thusoo: 4 posts Jeff Hammerbacher: 4 posts Johan Oskarsson: 4 posts Suhail Doshi: 4 posts Aaron Kimball: 3 posts Christophe Bisciglia: 3 posts Marcus Herou: 3 posts Arijit Mukherjee: 2 posts Jonathan Cao: 2 posts
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