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Re: Hive 0.12 Mapjoin and MapJoinMemoryExhaustionException - Hive - [mail # user]
...Hello,I have as the same problem, but in other mannerthe map 100 %the reduce 100% and then the reduce decrise in 75 % !!I use a lag function in hive, table  (my_first_table) has 15milli...
   Author: Matouk IFTISSEN, 2014-06-23, 08:49
[expand - 1 more] - Re: How to extract multi-match in one line with regexp_extract function? - Hive - [mail # user]
...Thanks for you answer,but my line is complicated (I have not a simple separator, and it iscomplicated to do with simple split, I test if I can do with nestedsplit) otherwiseI have to extende...
   Author: Matouk IFTISSEN, 2014-06-11, 08:44
Hive: regexp_extract to extract muti match in one line?? - Hive - [mail # user]
...Hé Geeks, I have a table that each row contains data (line), and I want to extractall patterns that match  in each line, the actuel comportement of the udfrexexp_extract returns me...
   Author: Matouk IFTISSEN, 2014-06-06, 21:29
[expand - 2 more] - Re: Hive Table : Read or load data in Hive Table from plural subdirectories - Hive - [mail # user]
...That is what I have done and works normaly ;)Thanks Saurabh.2014-05-27 0:46 GMT+02:00 Db-Blog :*Matouk IFTISSEN | Consultant BI & Big Data [image: http://www.ysance.com] *24 rue du sentier -...
   Author: Matouk IFTISSEN, 2014-05-27, 10:07
Re: set hive.cli.print.header=true - Hive - [mail # user]
...Hé,edit a file  .hiverc in /path_to_hive/conf/ and set in this file what doyou want :add jar /path_to/hive-contrib-*.jar;set hive.cli.print.header=true; --print the filds nameset hive.c...
   Author: Matouk IFTISSEN, 2014-04-28, 16:14
Re: How To Change Location of Hive Log File - Hive - [mail # user]
...Hello,For Hive  add this in hive-site.xml in all hive's nodehive.querylog.location/local_pathlogs de requetes hive pour la redirection de logshiveFor Hadoop (job mapred) add this in 'ha...
   Author: Matouk IFTISSEN, 2014-02-21, 14:00
Re: hbase importtsv - Hive - [mail # user]
...hello,You can use bulkload in to pahses, in MapR distribution we use this:1. first phase : map metadata to table hbasehadoop jar  /opt/mapr/hbase/hbase-0.94.5/hbase-0.94.5-mapr.jarimpor...
   Author: Matouk IFTISSEN, 2014-02-14, 23:52
Re: Hive 0.11 & Hive 0.12 - Hive MySQL Metastore is not used for INSERT - Hive - [mail # user]
...Hello,see your hie-site.xml file, and check the database connexion( connexionstring) because in this file, that happend connexion to the metastore whenyou start Hive.Hope this helps you.rega...
   Author: Matouk IFTISSEN, 2014-02-02, 17:12
Re: Find a date that is in the range of any array dates in Hive - Hive - [mail # user]
...HéYou can use explode function that is an udf in hive: like thisSELECT explode(ActivityDates) AS ActivityDates FROM myMapTable;and think who to map the result whith rates  ;)Regadrs.Mat...
   Author: Matouk IFTISSEN, 2014-02-02, 17:02
[expand - 1 more] - Re: Hive external table partitions with less than symbol ? - Hive - [mail # user]
...Yes it is possible: hadoop fs -mkdir /hdfs_path/'cust_id>1000' I tested it and works, then you can store data in this directory .  for concat function you do simple:  insert int...
   Author: Matouk IFTISSEN, 2013-11-04, 13:34
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NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB