Hi Bu: Until the interface with Gora is available you could use Apache Sqoop to import your mysql table into HDFS and then run your Giraph job.
Cheers Gustavo Em 06/09/2013 04:43, "Claudio Martella" <claudio.marte...@gmail.com> escreveu: > Hi Bu, > > no, currently we do not have a DBInputFormat. We have an open issue with a > google summer of code student working on a GoraInputFormat, which supports > also reading from RDBMs through Gora. However, if/when it will get it, it > will not provide a rich semantic as DBInputFormat, e.g. you'll be able to > only provide scan-like/range queries, instead of ANY query like > DBInputFormat. > > I think that creating an DB[Vertex|Edge]InputFormat starting from the > hadoop DBInputFormat should not be too hard and could prove to be a very > useful contribution. If you think about providing an implementation, I can > provide guidance. > > Best, > Claudio > > > On Fri, Sep 6, 2013 at 1:45 AM, Bu Xiao <buxia...@gmail.com> wrote: > >> Hi Girapher, >> >> I am currently working on algorithm that requires reading the >> vertices from MySQL table and not from HDFS. I thought that there has to be >> a way of reading data from SQL table since Giraph is built on top of >> Hadoop. But I do not seem to figure this part out. Do you have a class >> similar to the DBInputFormat in Hadoop? Thank you very much for your help. >> >> >> > > > -- > Claudio Martella > claudio.marte...@gmail.com >
