Hello, I run some tests with C# and Hbase using Thrift. By default reads/writes were slow (~10/s). After modifying Thrift.Transport.TSocket class to use BufferedStream, speed increased a lot (more than 1000 per second). Maybe that helps.
Thanks, Erik On Tue, Dec 9, 2008 at 8:39 PM, Jim Kellerman (POWERSET) <[email protected]> wrote: > As Jonathan Gray said, it is not on our roadmap currently, so > we have not looked at ways to do it. However, JCC is Apache > 2.0 license so it is a possible approach. > > --- > Jim Kellerman, Powerset (Live Search, Microsoft Corporation) > > >> -----Original Message----- >> From: Wes Chow [mailto:[email protected]] >> Sent: Tuesday, December 09, 2008 10:26 AM >> To: [email protected] >> Subject: Re: Thrift API vs Java API >> >> >> I stumbled on JCC, the Java->C++ (and Python) bridge that the PyLucene >> folk are using: http://svn.osafoundation.org/pylucene/trunk/jcc/jcc/README >> >> Any thoughts on perhaps using that for the Hadoop family of projects? >> >> >> Wes >> >> >> Jonathan Gray wrote: >> > I have not used the thrift interface, but know that many others are. I >> > doubt that they are seeing an order of magnitude decrease in >> performance. >> > What have others seen with thrift? >> > >> > There are talks of a new client-side API. To my knowledge no one is >> working >> > on this, so it is not currently scheduled for any upcoming release. >> There >> > are a number of people who would be interested in it, so please continue >> > discussion on the issue if you have an interest in it. >> > >> > Here is the open issue regarding this (Pure C/C++ client libraries): >> > https://issues.apache.org/jira/browse/HBASE-1015 >> > >> > JG >> > >> > >> >> -----Original Message----- >> >> From: Slava Gorelik [mailto:[email protected]] >> >> Sent: Tuesday, December 09, 2008 6:12 AM >> >> To: [email protected] >> >> Subject: Thrift API vs Java API >> >> >> >> Hi.Currently i'm trying to communicate with Hbase from .NET environment >> >> and >> >> the only option that i have is Thrift. >> >> I did small comparison (execution time) between Java and Thrift (adding >> >> 1000 >> >> rows with 1k data) and Java is 3.4 ms (average) vs. Thrift that is 44 >> >> ms >> >> average. >> >> It seems that Thrift option is not usable from performance aspect. >> >> >> >> Now he question : some one tried to implement Hbase client side in C++ >> >> / >> >> .NET ? Is it feasible ? >> >> >> >> Best Regards. >> > > > -- Thanks, Erik
