hbase-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From 梁景明 <futur...@gmail.com>
Subject Re: something wrong with hbase mapreduce
Date Thu, 02 Dec 2010 01:48:37 GMT
0.20.6

2010/12/2 Lars George <lars.george@gmail.com>

> What version of HBase are you using?
>
> On Dec 1, 2010, at 9:24, 梁景明 <futureha@gmail.com> wrote:
>
> > i found  that if i didnt control  timestamp of the put
> > mapreduce can run, otherwise just one time mapreduce.
> > the question is i scan by timestamp  to  get my data
> > so to put timestamp is my scan thing.
> >
> > any ideas  ? thanks.
> >
> > 2010/12/1 梁景明 <futureha@gmail.com>
> >
> >> Hi,i found a problem in my hbase mapreduce case.
> >>
> >> when first running mapreduce TableMapReduceUtil runs ok.
> >>
> >> and i use hbase shell to delete some data from the table that mapreduce
> one
> >> .
> >>
> >> then ran mapreduce to insert some new data.
> >>
> >> no thing data changed, mapreduce didnt work.
> >>
> >> after that i  drop the table and  recreate it
> >>
> >> run mapreduce again ,data  inserted successful.
> >>
> >> what happen to mapreduce .
> >>
> >> Is it only can insert table just one time?
> >>
>

Mime
  • Unnamed multipart/alternative (inline, None, 0 bytes)
View raw message