Hi Tim, could you please refer to your previous mail thread? I have left
some comments there.

Thanks.



Best Regards!
---------------------

Luke Han

2015-05-21 11:51 GMT+08:00 tim <[email protected]>:

> Hello, I'm a student from SCUT.I'm interested in big data.Recently I want
> to test the big data query ability of kylin,and met some problem when
> creating cube. I'm new here and eager to get your help, thank you!
>
>
> 1.I load tables to hive by ETLtool kettle sucessfully,but when I try to
> load them to kylin ,it told me success but the file number and size
> displayed zero.So I try to add my my table sql to kylin's
> create_sample_tables.sql, It create sucessfully this time but it obviously
> not a good way to create tables . what's the difference between these two
> method. And how can I load tables to kylin from hive in normal way.
>
>
> 2. When I build the sample cube ,It met error on the penultimate step ,the
> error information is:  org.apache.hadoop.security.AccessControlException:
> Permission denied. user=root is not the owner of inode=null.  It seem like
> a permission problem, and I can't find the way out.
>
>
> 3.I want to test the big data query ability,about 1 billion,but kylin set
> its threshold value as 2 million. I found the threshold setting in source
> code DictionaryGenerator.java and StorageContext.java . Are there any other
> threshold setting? And what's next after I change the threshold value.
>
>
> I build Kylin on Hadoop 2.5.0-cdh5.3.0;
>                       hive-common-0.13.1-cdh5.3.0;
>                       hbase-0.98.6-cdh5.3.0
>
>                                                            Regards
>
>
>  tim.liang

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