but they are in production now On Fri, Aug 10, 2012 at 6:39 AM, Weishung Chung <[email protected]> wrote:
> Thank you, I am trying to avoid to fetch by gets and would like to do > something like hadoop MultipleInputs. > Yes, it would be nice if i could denormalize and remodel the schema. > > > On Fri, Aug 10, 2012 at 6:29 AM, Amandeep Khurana <[email protected]>wrote: > >> You can scan over one of the tables (using TableInputFormat) and do simple >> gets on the other table for every row that you want to join. >> >> An interesting question to address here would be - why even need a join. >> Can you talk more about the data and what you are trying to do? In general >> you really want to denormalize and not need joins when working with HBase >> (or for that matter most NoSQL stores). >> >> On Fri, Aug 10, 2012 at 6:52 PM, Weishung Chung <[email protected]> >> wrote: >> >> > Basically a join of two data sets on the same row key. >> > >> > On Fri, Aug 10, 2012 at 6:12 AM, Amandeep Khurana <[email protected]> >> > wrote: >> > >> > > How do you want to use two tables? Can you explain your algo a bit? >> > > >> > > On Fri, Aug 10, 2012 at 6:40 PM, Weishung Chung <[email protected]> >> > > wrote: >> > > >> > > > Hi HBase users, >> > > > >> > > > I need to pull data from 2 HBase tables in a mapreduce job. For 1 >> table >> > > > input, I use TableMapReduceUtil.initTableMapperJob. Is there another >> > > method >> > > > for multitable inputs ? >> > > > >> > > > Thank you, >> > > > Wei Shung >> > > > >> > > >> > >> > >
