RE: Exception while reading parquet data

2017-10-11 Thread Kunal Khatua
If this resolves the issue, could you share some additional details, such as the metadata of the Parquet files, the OS, etc.? Details describing the setup is also very helpful in identifying what could be the cause of the error. We had observed some similar DATA_READ errors in the early iterati

Re: Exception while reading parquet data

2017-10-11 Thread Arjun kr
Can you try disabling async parquet reader to see if problem gets resolved. alter session set `store.parquet.reader.pagereader.async`=false; Thanks, Arjun From: PROJJWAL SAHA Sent: Wednesday, October 11, 2017 2:20 PM To: user@drill.apache.org Subject: Except

Re: dotnet integration

2017-10-11 Thread John Omernik
Drill is a great tool, I am glad you are looking into it! I would say it highly depends on what you will be returning in individual queries. If your result sets are going to be huge (my rarely are) then using the MapR ODBC will likely be your best bet, and posting on the MapR Community Forums ma

Exception while reading parquet data

2017-10-11 Thread PROJJWAL SAHA
I get below exception when querying parquet data on Oracle Storage Cloud service. Any pointers on what does this point to ? Regards, Projjwal ERROR o.a.d.e.u.f.BufferedDirectBufInputStream - Error reading from stream part-6-25a9ae4b-fd9e-4770-b17e-9a29b270a4c2.parquet. Error was : null 2017-

Re: Exception when querying parquet data

2017-10-11 Thread PROJJWAL SAHA
I am using Oracle storage cloud service. I did not run refresh table metadata. Even refresh table metadata fails with this message. I think it depends on external network . One another day, the same query works fine.. Regards, Projjwal On Mon, Oct 9, 2017 at 8:23 PM, Padma Penumarthy wrote: >

dotnet integration

2017-10-11 Thread Duraisamy, Ram
We are thinking to build a asset systems with help of Drill using file system approach for our company huge products. Aseets along with meta data as json based. Basically we are Microsoft shop company. Wants to integrate drill with dotnet app and build restful service to feed asset stream to br