Thanks for your replies. The file is private and I will try to construct a file without sensitive data which can expose this behavior.
- Rahul On Fri, Nov 6, 2015 at 3:45 PM, Jason Altekruse <[email protected]> wrote: > Is this a large or private parquet file? Can you share it to allow me to > debug the read path for it? > > On Fri, Nov 6, 2015 at 3:37 PM, Jason Altekruse <[email protected]> > wrote: > > > The changes to parquet were not supposed to be functional at all. We had > > been maintaining our fork of parquet-mr to have a ByteBuffer based read > and > > write path to reduce heap memory usage. The work done was just getting > > these changes merged back into parquet-mr and making corresponding > changes > > in Drill to accommodate any interface modifications introduced since we > > last rebased (there were mostly just package renames). There were a lot > of > > comments on the PR, and a decent amount of refactoring that was done to > > consolidate and otherwise clean up the code, but there shouldn't have > been > > any changes to the behavior of the reader or writer. > > > > Are you getting all of the same data out if you read the whole file, just > > in a different order? > > > > On Fri, Nov 6, 2015 at 3:31 PM, rahul challapalli < > > [email protected]> wrote: > > > >> parquet-meta command suggests that there is only one row group > >> > >> On Fri, Nov 6, 2015 at 3:23 PM, Jacques Nadeau <[email protected]> > >> wrote: > >> > >> > How many row groups? > >> > > >> > -- > >> > Jacques Nadeau > >> > CTO and Co-Founder, Dremio > >> > > >> > On Fri, Nov 6, 2015 at 3:14 PM, rahul challapalli < > >> > [email protected]> wrote: > >> > > >> > > Drillers, > >> > > > >> > > With the new parquet library update, can someone throw some light on > >> the > >> > > order in which the records are read from a single parquet file? > >> > > > >> > > With the older library, when I run the below query on a single > parquet > >> > > file, I used to get a set of records. Now after the parquet library > >> > update, > >> > > I am seeing a different set of records. Just wanted to understand > what > >> > > specifically has changed. > >> > > > >> > > select * from `file.parquet` limit 5; > >> > > > >> > > - Rahul > >> > > > >> > > >> > > > > >
