Yida Wu has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/21455 )

Change subject: IMPALA-13075: Cap memory usage for ExprValuesCache at 256KB
......................................................................


Patch Set 4:

(3 comments)

http://gerrit.cloudera.org:8080/#/c/21455/2/be/src/exec/hash-table.cc
File be/src/exec/hash-table.cc:

http://gerrit.cloudera.org:8080/#/c/21455/2/be/src/exec/hash-table.cc@373
PS2, Line 373: t int sample_size
> Done. Keeping it local for this Init method.
Ack. Maybe also adds this to the code comment to explain why 64 is picked?


http://gerrit.cloudera.org:8080/#/c/21455/2/be/src/exec/hash-table.cc@378
PS2, Line 378: // TODO: Add 'mem_
> capacity_ is capped to 1 at minimum. It is unlikely, but we want to know if
Done


http://gerrit.cloudera.org:8080/#/c/21455/4/testdata/workloads/tpcds_partitioned/queries
File testdata/workloads/tpcds_partitioned/queries:

http://gerrit.cloudera.org:8080/#/c/21455/4/testdata/workloads/tpcds_partitioned/queries@1
PS4, Line 1: ../tpcds/queries
I don't quite understand the difference between using 
testdata/workloads/tpcds/queries and the new workload tpcds_partitioned in 
test_join_queries.py. Is there a specific reason why test_join_queries.py uses 
tpcds_partitioned, which seems to be same to tpcds?



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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: Iee27cbbe8d3100301d05a6516b62c45975a8d0e0
Gerrit-Change-Number: 21455
Gerrit-PatchSet: 4
Gerrit-Owner: Riza Suminto <riza.sumi...@cloudera.com>
Gerrit-Reviewer: Csaba Ringhofer <csringho...@cloudera.com>
Gerrit-Reviewer: Impala Public Jenkins <impala-public-jenk...@cloudera.com>
Gerrit-Reviewer: Riza Suminto <riza.sumi...@cloudera.com>
Gerrit-Reviewer: Yida Wu <wydbaggio...@gmail.com>
Gerrit-Reviewer: Zoltan Borok-Nagy <borokna...@cloudera.com>
Gerrit-Comment-Date: Fri, 31 May 2024 18:57:48 +0000
Gerrit-HasComments: Yes

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