It works for java code, but I'm writing php scripts using thrift gateway. What is the solution?
Thanks On Thu, Apr 21, 2011 at 1:27 AM, Stack <[email protected]> wrote: > On Wed, Apr 20, 2011 at 5:23 AM, Gan, Xiyun <[email protected]> wrote: > > when use scan feature, i would fetch 1 row every time inside iterator, > what > > if the column qualifier reach millions entries. how do you loop through > > that, and will there be a cache issue? > > > > You do in-row scan. You set an upper bound on how many columns to > return on each next invocation [1.]. In this way you can iterate > through a large row incrementally. Regards cache, you can set whether > or not your scan goes via cache on the Scan object [2.]. > > St.Ack > > 1. > http://hbase.apache.org/apidocs/org/apache/hadoop/hbase/client/Scan.html#setBatch(int) > 2. > http://hbase.apache.org/apidocs/org/apache/hadoop/hbase/client/Scan.html#setCacheBlocks(boolean) > -- Best wishes Gan, Xiyun
