Dan Hecht has posted comments on this change. ( http://gerrit.cloudera.org:8080/8623 )
Change subject: IMPALA-6187: Fix missing conjuncts evaluation with empty projection ...................................................................... Patch Set 1: (1 comment) http://gerrit.cloudera.org:8080/#/c/8623/1/be/src/exec/hdfs-scanner.h File be/src/exec/hdfs-scanner.h: http://gerrit.cloudera.org:8080/#/c/8623/1/be/src/exec/hdfs-scanner.h@333 PS1, Line 333: If template tuple is not NULL > Does the calloc hurt performance? Since the common case is not-null, why no Actually the null case is common for count(*) of course. So, maybe we should just leave the malloc and if-cond there for now until we have a real reason to change it. -- To view, visit http://gerrit.cloudera.org:8080/8623 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-Project: Impala-ASF Gerrit-Branch: master Gerrit-MessageType: comment Gerrit-Change-Id: Ib530f1fdcd2c6de699977db163b3f6eb38481517 Gerrit-Change-Number: 8623 Gerrit-PatchSet: 1 Gerrit-Owner: Michael Ho <k...@cloudera.com> Gerrit-Reviewer: Alex Behm <alex.b...@cloudera.com> Gerrit-Reviewer: Dan Hecht <dhe...@cloudera.com> Gerrit-Reviewer: Michael Ho <k...@cloudera.com> Gerrit-Reviewer: Tim Armstrong <tarmstr...@cloudera.com> Gerrit-Comment-Date: Tue, 28 Nov 2017 18:58:55 +0000 Gerrit-HasComments: Yes