Mihaly Szjatinya has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/24579 )

Change subject: IMPALA-15139: Support DELTA_LENGTH_BYTE_ARRAY Parquet encoding
......................................................................


Patch Set 7:

(3 comments)

Thanks for review.
Also added a .gitignore for 'testdata/bin/minicluster_trino'

http://gerrit.cloudera.org:8080/#/c/24579/5//COMMIT_MSG
Commit Message:

http://gerrit.cloudera.org:8080/#/c/24579/5//COMMIT_MSG@40
PS5, Line 40: - tests
> You could add a small interop test with Trino writing Parquet files, see ht
Absoutely! Added explicit test_impala_reads_trino_parquet and renamed your test 
to test_impala_reads_trino_orc, if that's ok.

Also after removing the Trino flag the tests in test_iceberg_trino_interop.py 
should involve the decoder as well.


http://gerrit.cloudera.org:8080/#/c/24579/5/be/src/exec/parquet/parquet-delta-decoder.cc
File be/src/exec/parquet/parquet-delta-decoder.cc:

http://gerrit.cloudera.org:8080/#/c/24579/5/be/src/exec/parquet/parquet-delta-decoder.cc@56
PS5, Line 56: 0
> Add check that 'miniblocks_in_block != 0'.
Ack


http://gerrit.cloudera.org:8080/#/c/24579/5/be/src/exec/parquet/parquet-delta-length-byte-array-decoder.cc
File be/src/exec/parquet/parquet-delta-length-byte-array-decoder.cc:

http://gerrit.cloudera.org:8080/#/c/24579/5/be/src/exec/parquet/parquet-delta-length-byte-array-decoder.cc@47
PS5, Line 47: siz
> You should use size_t instead, no need to narrow the type.
Ack



--
To view, visit http://gerrit.cloudera.org:8080/24579
To unsubscribe, visit http://gerrit.cloudera.org:8080/settings

Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: I9e4395fa30cd7fb2c89ef5a2b16b043d4de60b52
Gerrit-Change-Number: 24579
Gerrit-PatchSet: 7
Gerrit-Owner: Mihaly Szjatinya <[email protected]>
Gerrit-Reviewer: Balazs Hevele <[email protected]>
Gerrit-Reviewer: Csaba Ringhofer <[email protected]>
Gerrit-Reviewer: Impala Public Jenkins <[email protected]>
Gerrit-Reviewer: Mihaly Szjatinya <[email protected]>
Gerrit-Reviewer: Zoltan Borok-Nagy <[email protected]>
Gerrit-Comment-Date: Thu, 23 Jul 2026 20:02:42 +0000
Gerrit-HasComments: Yes

Reply via email to