Re: Read or save specific blocks of a file

2018-05-01 Thread Thodoris Zois
That’s what I did :) If you need further information I can post my solution.. - Thodoris > On 30 Apr 2018, at 22:23, David Quiroga wrote: > > There might be a better way... but I wonder if it might be possible to access > the node where the block is store and read it from the local file syste

Re: Read or save specific blocks of a file

2018-04-30 Thread David Quiroga
There might be a better way... but I wonder if it might be possible to access the node where the block is store and read it from the local file system rather than from HDFS. On Mon, Apr 23, 2018 at 11:05 AM, Thodoris Zois wrote: > Hello list, > > I have a file on HDFS that is divided into 10 blo

Read or save specific blocks of a file

2018-04-23 Thread Thodoris Zois
Hello list, I have a file on HDFS that is divided into 10 blocks (partitions). Is there any way to retrieve data from a specific block? (e.g: using the blockID). Except that, is there any option to write the contents of each block (or of one block) into separate files? Thank you very much, Th