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Re: Sqoop and creating external table - Sqoop - [mail # user]
...Another option is to use the .hiverc file and set the property to make it external. This will default the tables to being external. It is a hack but you ca avoid the alter table command. &nb...
   Author: Ranjith, 2013-01-08, 03:27
text files to avro - Avro - [mail # user]
...what is the best way to convert a text file into avro format? does the file need to contain a header? sorry if this is a basic question and has been answered several times.  Thanks, Ran...
   Author: Ranjith, 2012-10-31, 04:52
Re: Loading Data to HDFS - Hadoop - [mail # user]
...along the lines of the email below, has there any libraries built out to cop y files in parallel into the cluster? using some sort of byte offset techniq ues, etc?  Thanks, Ranjith &nbs...
   Author: Ranjith, 2012-10-31, 04:42
loading data to mysql using pig - Pig - [mail # user]
...Question for you pig experts.....Trying to determine the best way of inserti ng data into mysql using pig. Is DBStorage the best way to perform this? I h ave also read about denial of servic...
   Author: Ranjith, 2012-09-10, 22:26
Re: HiveServer can not handle concurrent requests from more than one client? - Hive - [mail # user]
...thanks guys for the clarification. What about multiple queries run through a  single session? Do they get queued and executed one after the other?  Thanks, Ranjith  On Aug 27,...
   Author: Ranjith, 2012-08-28, 01:41
Re: running select count in hive keeps on pending - Hadoop - [mail # user]
...the file loaded last could be corrupted. try to decompress the file and see i f you get any errors.  Thanks, Ranjith  On Aug 9, 2012, at 8:07 PM, rei125  wrote:  ...
   Author: Ranjith, 2012-08-10, 02:08
Replace function in pig 0.8 - Pig - [mail # user]
...Does the replace function replace adjacent occurrences of the string or does  one need to specify it using regex?  Thanks, Ranjith...
   Author: Ranjith, 2012-07-03, 03:43
MR job tuning - Hadoop - [mail # user]
...Looking for some guidance here. If this question has already been answered p lease point me to response.   Working on a job that is not performing up to par. Noticed several spills in &...
   Author: Ranjith, 2012-05-31, 16:21
Hive job tuning - Hive - [mail # user]
...I have been looking at a job that was performing badly. Noticed there were s everal splits occurring due to the buffer record limit being reached. I get t hat the io.sort.mb provides the dat...
   Author: Ranjith, 2012-05-31, 02:50
[expand - 1 more] - Re: Map side aggregations - Hive - [mail # user]
...Thanks philip.  Thanks, Ranjith  On May 23, 2012, at 4:15 AM, Philip Tromans  wro te:  he map side aggregation stuff uses it's own hash map within the map phase to  ...
   Author: Ranjith, 2012-05-24, 00:51
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