Hello Impala Public Jenkins,
I'd like you to reexamine a change. Please visit
http://gerrit.cloudera.org:8080/24132
to look at the new patch set (#4).
Change subject: WIP IMPALA-14851 Codegen GroupingAggregator::CopyGroupingValues
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WIP IMPALA-14851 Codegen GroupingAggregator::CopyGroupingValues
Created codegen for GroupingAggregator::CopyGroupingValues.
This function runs when a new, distinct value is seen during a group by
aggregation.
Measurements:
Measured using the following:
set num_nodes=1; set mt_dop=1;
SELECT COUNT(DISTINCT l_orderkey, l_comment) FROM tpch.lineitem;
AGGREGATION_NODE Avg Time changed from 743.281ms to 659.414ms.
Work In Progress
Change-Id: Ia2c54a5745ba05a926795318d3b074fde6d0c00a
---
M be/src/codegen/gen_ir_descriptions.py
M be/src/codegen/llvm-codegen.cc
M be/src/codegen/llvm-codegen.h
M be/src/exec/grouping-aggregator-ir.cc
M be/src/exec/grouping-aggregator.cc
M be/src/exec/grouping-aggregator.h
M be/src/runtime/descriptors.cc
M be/src/runtime/descriptors.h
8 files changed, 248 insertions(+), 68 deletions(-)
git pull ssh://gerrit.cloudera.org:29418/Impala-ASF refs/changes/32/24132/4
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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: newpatchset
Gerrit-Change-Id: Ia2c54a5745ba05a926795318d3b074fde6d0c00a
Gerrit-Change-Number: 24132
Gerrit-PatchSet: 4
Gerrit-Owner: Balazs Hevele <[email protected]>
Gerrit-Reviewer: Impala Public Jenkins <[email protected]>
