Re: HBaseCon Update (CfP closes Monday)

2017-06-22 Thread Stack
On Wed, Jun 21, 2017 at 11:11 PM, Phil Yang wrote: > Hi Stack > It seems there are only 21 slides here but we have 24 talks totally? > > Thanks Phil. AMZ and G don't want their slides posted. I didn't bother posting the housekeeping slides. S > Thanks, > Phil > > > 2017-06-21 3:45 GMT+08:00 St

Re: Column families

2017-06-22 Thread Ted Yu
bq. HBase doesn't do well with more than 2-3 column families The above is out of date - we have per column family flush which would reduce the number of small hfiles. bq. Why can't we just create several tables instead? Currently hbase doesn't provide transaction across region boundary. This mea

Re: Column families

2017-06-22 Thread Brian Jeltema
One use-case that applies to my tables is that I have a table with a set of columns that have data that is always processed with MR jobs, but other rather large columns that are generally only accessed through a UI. By separating those into two column families, MR jobs that do a full table scan on

Column families

2017-06-22 Thread Alexander Ilyin
Hi, A general question regarding column families. It is said in the doc that HBase doesn't do well with more than 2-3 column families because flushing and compactions are done on a per region basis which should be addressed in the future: http://hbase.apache.org/book.html#number.of.cfs Is it stil