Thanks Joydeep and St.Ack, will follow your suggestions! On Thu, Jan 14, 2010 at 2:46 PM, stack <st...@duboce.net> wrote:
> We need a multiget (HBASE-1845). > St.Ack > > > > On Thu, Jan 14, 2010 at 1:39 PM, Boris Aleksandrovsky <balek...@gmail.com > >wrote: > > > I have a moderately large HBase table of about 1M rows distributed across > 4 > > region servers. I also have a requirement to retrieve a 1000 rows from > that > > table (one can assume keys are randomly distributed) at the same time. I > > would ideally like to have a facility to batch read of all 1000 rows at > the > > same time, but I do not think HBase has such a facility. The only way I > was > > able to find is to sequentially retrieve one row at a time using Get row > > API. Is there a way to improve on it? > > > > One way I can think of is to create an HTable object pool and issue > > concurrent requests to HBase. This would probably help, but I do not > expect > > for performance to increase X time, where X is the number of threads in > my > > application. > > > > Is there a clever way to batch requests, so at least you can issue > multiple > > row reads to the same region server at the same time? Any other tricks or > > suggestions will be appreciated. > > > > -- > > Thanks, > > > > Boris > > http://twitter.com/baleksan > > http://www.linkedin.com/in/baleksan > > > -- Thanks, Boris http://twitter.com/baleksan http://www.linkedin.com/in/baleksan
