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Re: HDFS directory in /user/hive/warehouse getting "hive" as Owner ? - Hive - [mail # user]
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...Forgot to add, if you want full filesystem level security on HDFS then you will need to enable kerberos based security. On Tue, Mar 26, 2013 at 7:41 AM, Nitin Pawar wrote: &nbs...
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Author: Nitin Pawar,
2013-03-26, 02:13
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Re: HDFS directory in /user/hive/warehouse getting "hive" as Owner ? - Hive - [mail # user]
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...Sanjay, can you try adding 'LOCATION' clause to your create statement. By default the hive warehouse directory is writable by all the user. To create it by the individual users you nee...
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Author: Nitin Pawar,
2013-03-26, 02:11
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Re: Query crawls through reducer - Hive - [mail # user]
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...instead of >= can you just try = if you want to limit top 100 (b being a partition i guess it will have more that 100 records to fit into your limit) to improve your que...
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Author: Nitin Pawar,
2013-03-23, 04:02
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Re: Has anybody used index on hive tables? how was the performance gain? and best way to do index? - Hive - [mail # user]
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...indexes are definitely a help if you have aggregation function in your queries or group by's sometimes if you have crossjoins it will be helpful as well On Tue, Mar 19, 2013 at ...
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Author: Nitin Pawar,
2013-03-19, 18:22
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Re: Running Custom Query over Hive Metastore programatically - Hive - [mail # user]
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...if you are using Hcatalog as hive metastore .. then hcatalog exposes lot of apis to play around On Tue, Mar 19, 2013 at 12:29 PM, Giridhar Addepalli <[EMAIL PROTECTED] ...
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Author: Nitin Pawar,
2013-03-19, 07:30
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Re: syslog from hive - Hive - [mail # user]
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...for syslog lmgtfy ... http://bit.ly/YeyTwL no you can not access syslog from hive directly for that you need to create an external table pointing to log directory and make sure your lo...
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Author: Nitin Pawar,
2013-03-07, 12:46
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Re: Where is the location of hive queries - Hive - [mail # user]
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...the results are not stored to any file .. they are available on console only if you want to save to the results then write execute your query like hive -e "query" > file On W...
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Author: Nitin Pawar,
2013-03-06, 16:05
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Re: SemanticException Line 1:17 issue - Hive - [mail # user]
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...this file /tmp/o_small.tsv looks like is existing on your local filesystem try load data local inpath it should work On Tue, Mar 5, 2013 at 6:12 PM, Sai Sai wrote: &...
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Author: Nitin Pawar,
2013-03-05, 12:45
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Re: Get the job id for a hive query - Hive - [mail # user]
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...select statement without where clause is just a hdfs cat command. It will not run mapreduce for that. On Tue, Mar 5, 2013 at 5:48 PM, Tim Bittersohl wrote: N...
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Author: Nitin Pawar,
2013-03-05, 12:25
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Re: SemanticException Line 1:17 issue - Hive - [mail # user]
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...it exists but where? on your hdfs or local linux filesystem ? so if you are checking the file with ls -l /tmp/ then add word local ls can you provide output of $HADOOP_HOME/bin/h...
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Author: Nitin Pawar,
2013-03-05, 12:24
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