Attila Jeges has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/9986 )

Change subject: IMPALA-3307: Add support for IANA time-zone db
......................................................................


Patch Set 10:

> > > > Uploaded patch set 9.
 > > >
 > > > Patch -set 9 contains the following changes:
 > > > - Added a full timezone db to testdata/tzdb.
 > > > - End-to-end tests and BE-tests were changed to use this
 > timezone
 > > > db. This was necessary because some timezone-tests were failing
 > > on
 > > > older jenkins workers that had an older tzdata package
 > installed.
 > >
 > > It might be a good idea to store the timezone-db files in one
 > .tar
 > > file and extract them before running the tests. What do you
 > think?
 >
 > I agree, .taring or compressing the tz db would be much better, if
 > it does not make the code too complicated. Having less file would
 > make the review more readable, and would also make the tz db
 > consume much less space on hdfs, as the many small files will be
 > rounded up to hdfs block size.

Extracting files from a .tar file can be tricky. Probably we would have to add 
libtar library to the native-toolchain to handle .tar files.

Alternatively we can store timezone files in a JAR archive instead. The BE can 
call into the java FE to extract files from it.


--
To view, visit http://gerrit.cloudera.org:8080/9986
To unsubscribe, visit http://gerrit.cloudera.org:8080/settings

Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: I93c1fbffe81f067919706e30db0a34d0e58e7e77
Gerrit-Change-Number: 9986
Gerrit-PatchSet: 10
Gerrit-Owner: Attila Jeges <[email protected]>
Gerrit-Reviewer: Attila Jeges <[email protected]>
Gerrit-Reviewer: Csaba Ringhofer <[email protected]>
Gerrit-Reviewer: Dan Hecht <[email protected]>
Gerrit-Reviewer: Gabor Kaszab <[email protected]>
Gerrit-Reviewer: Tim Armstrong <[email protected]>
Gerrit-Reviewer: Zoltan Borok-Nagy <[email protected]>
Gerrit-Comment-Date: Wed, 30 May 2018 15:25:00 +0000
Gerrit-HasComments: No

Reply via email to