Home | About | Sematext search-lucene.com search-hadoop.com
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
 Search Hadoop and all its subprojects:

Switch to Plain View
HBase >> mail # user >> Is it possible to indicate the column scan order when scanning table?


+
yonghu 2013-02-07, 17:23
Copy link to this message
-
Re: Is it possible to indicate the column scan order when scanning table?
Can you give us the use case where the scanning order is significant ?

Thanks

On Thu, Feb 7, 2013 at 9:23 AM, yonghu <[EMAIL PROTECTED]> wrote:

> Dear all,
>
> I wonder if it is possible to indicate the column scan order when
> scanning table. For example, if I have two column families cf1 and cf2
> and I create a scan object. Is the table scanning order of
> scan.addFamily(cf1) and   scan.addFamily(cf2) is as same as
> scan.addFamily(cf2) and scan.addFamily(cf1)? If it's the same order,
> is it possible to indicate the scanning order of table?
>
> regards!
>
> Yong
>
+
yonghu 2013-02-07, 20:01
+
Sergey Shelukhin 2013-02-07, 21:07
+
Ted Yu 2013-02-07, 21:11
+
yonghu 2013-02-08, 05:36
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