Amogh Margoor has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/17860 )

Change subject: IMPALA-9873: Avoid materilization of columns for filtered out 
rows in Parquet table.
......................................................................


Patch Set 8:

(1 comment)

http://gerrit.cloudera.org:8080/#/c/17860/3/be/src/exec/parquet/hdfs-parquet-scanner.cc
File be/src/exec/parquet/hdfs-parquet-scanner.cc:

http://gerrit.cloudera.org:8080/#/c/17860/3/be/src/exec/parquet/hdfs-parquet-scanner.cc@253
PS3, Line 253:     vector<ParquetColumnReader*>* non_filter_readers) const {
             :   vector<ScalarExpr*> conjuncts;
             :   conjuncts.reserve(scan_node_->conjuncts().size() +
> Great!  May add a test for the following query. Since the filter is on a.wr
sure I have added a test for it. Thanks.



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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: I46406c913297d5bbbec3ccae62a83bb214ed2c60
Gerrit-Change-Number: 17860
Gerrit-PatchSet: 8
Gerrit-Owner: Amogh Margoor <[email protected]>
Gerrit-Reviewer: Amogh Margoor <[email protected]>
Gerrit-Reviewer: Impala Public Jenkins <[email protected]>
Gerrit-Reviewer: Kurt Deschler <[email protected]>
Gerrit-Reviewer: Qifan Chen <[email protected]>
Gerrit-Reviewer: Zoltan Borok-Nagy <[email protected]>
Gerrit-Comment-Date: Tue, 19 Oct 2021 18:48:36 +0000
Gerrit-HasComments: Yes

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