Re: read HBase regions in MPP way?

2015-02-04 Thread Nick Dimiduk
Sounds like you're wanting to do a lot of what the TableInputFormat facilitates for mapreduce programs. Probably you can use code from that package to turn a Scan into input splits, which contain region name and RegionServer location, and consume those from your custom coordinator. -n On

Re: read HBase regions in MPP way?

2015-02-04 Thread Demai Ni
Nick, many thanks for the pointer. Yeah, the TableInputFormat looks fit my needs. I will dig into it. Appreciate the help Demai On Wed, Feb 4, 2015 at 8:13 AM, Nick Dimiduk ndimi...@gmail.com wrote: Sounds like you're wanting to do a lot of what the TableInputFormat facilitates for mapreduce

read HBase regions in MPP way?

2015-02-03 Thread Demai Ni
hi, Guys, I am looking for a way to Read HBase table through MPP(Postgres-XC). And hoping to get some suggestions to either validate or invalidate the approach. Kind of like Apache Drill, but through PostgresSQL. Long story about why Postgres, and how c/c++ will give me headache for months to