Mostafa Mokhtar has posted comments on this change. Change subject: PREVIEW: Basic column-wise slot materialization in Parquet scanner. ......................................................................
Patch Set 2: (1 comment) http://gerrit.cloudera.org:8080/#/c/2779/2/be/src/exec/hdfs-parquet-scanner.cc File be/src/exec/hdfs-parquet-scanner.cc: Line 1728: if (EvalRuntimeFilters(output_row) && ExecNode::EvalConjuncts( Consider creating a short circuit if there are not RuntimeFilters of Conjucts to evalute. This should speedup the scans without filters by 10%. -- To view, visit http://gerrit.cloudera.org:8080/2779 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-MessageType: comment Gerrit-Change-Id: I72a613fa805c542e39df20588fb25c57b5f139aa Gerrit-PatchSet: 2 Gerrit-Project: Impala Gerrit-Branch: cdh5-trunk Gerrit-Owner: Alex Behm <[email protected]> Gerrit-Reviewer: Alex Behm <[email protected]> Gerrit-Reviewer: Mostafa Mokhtar <[email protected]> Gerrit-Reviewer: Tim Armstrong <[email protected]> Gerrit-HasComments: Yes
