guojingfeng has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/16697 )

Change subject: IMPALA-10310 Fix couldn't skip rows in parquet file on 
NextRowGroup
......................................................................


Patch Set 1:

> Patch Set 1:
>
> (1 comment)
>
> Thank you very much for fixing this.
>
> It would be nice to have an automated test for it as well. I can happily 
> write that test in a follow-up commit, but I can also help you to create such 
> test in the context of this change request.
>
> Maybe the easiest way is to check-in a Parquet file that has multiple row 
> groups, but it's only a couple hundred kilobytes. To create such file you can 
> take a look at this example:
>
> (Alternatively you can create the table and write the file during the test, 
> using the Hive client)
>
> Then add a test to 
> https://github.com/apache/impala/blob/master/testdata/workloads/functional-query/queries/QueryTest/parquet-page-index.test
>
> This change request provides a complete example of how to do that: 
> https://gerrit.cloudera.org/#/c/16503/
>
> But as i said I happily write all these if you don't want to bother with it.

Thank you for your suggestion, i will checkout how to generate the parquet file 
with multiple row groups and provide a automatic tests later.


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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: I964695cd53f5d5fdb6485a85cd82e7a72ca6092c
Gerrit-Change-Number: 16697
Gerrit-PatchSet: 1
Gerrit-Owner: guojingfeng <[email protected]>
Gerrit-Reviewer: Impala Public Jenkins <[email protected]>
Gerrit-Reviewer: Tim Armstrong <[email protected]>
Gerrit-Reviewer: Zoltan Borok-Nagy <[email protected]>
Gerrit-Reviewer: guojingfeng <[email protected]>
Gerrit-Comment-Date: Mon, 09 Nov 2020 14:11:47 +0000
Gerrit-HasComments: No

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