Hi, Thanks. But if it is still scanning EVERY row in the entire table, how does HBase achieve better scan performance, compared to a row-based database?
Thanks, Ric On Tue, Jun 9, 2009 at 9:35 PM, Ryan Rawson <[email protected]> wrote: > Without the use of indexes, there is no easy way to get the info without > touching every row. > > So yes you'll be scanning every row. But hbase has good bulk scan perf. > > On Jun 9, 2009 7:24 PM, "Ric Wang" <[email protected]> wrote: > > How does the scanner know how to get ONLY the "relevant" rows, without a > whole table scan? > > Thanks! > Ric > > On Tue, Jun 9, 2009 at 4:31 PM, Naveen Koorakula <[email protected]> > wrote: > > The scanner only s... > -- > > Ric Wang [email protected] > -- Ric Wang [email protected]
