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Re: Unable to Add UDF Jar from JDBC Java Client - Hive - [mail # user]
...Hello,why you try to re make un udf that exists,If you want to turn 'null' to some value like '0' in your case use the udffunction built dirctely in Hive : *COALESCE **exemple :** select **n...
   Author: Matouk IFTISSEN, 2014-08-06, 08:41
Re: Alter location of database in Hive - Hive - [mail # user]
...Hello If you do alter location 'new-location' in your all tables it doesnot work ?Le 1 juil. 2014 03:15, "Prem Yadav"  a écrit : ...
   Author: Matouk IFTISSEN, 2014-07-01, 07:46
[expand - 2 more] - Re: Hive 0.13 map 100 % reduce 100% and the reduce decrise to 75 % ( in join or lag function) - Hive - [mail # user]
...No task failed in log I suspect the skewed join problem (skewed table usinglag fonction ).How can I avoid this ( skewed data)?Le 26 juin 2014 00:40, "Stéphane Verlet"  aécrit : &nb...
   Author: Matouk IFTISSEN, 2014-06-25, 22:49
[expand - 2 more] - Re: hive date format - Hive - [mail # user]
...Review your oracle date format normaly it look like this : yyyy-mm-ddHH:mm:ssYou can do -- verbose in sqoop to debug error.TegardsLe 26 juin 2014 00:01, "[EMAIL PROTECTED]"  a écrit :&n...
   Author: Matouk IFTISSEN, 2014-06-25, 22:11
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
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