Bikramjeet Vig has uploaded this change for review. ( http://gerrit.cloudera.org:8080/8196
Change subject: IMPALA-4236: Codegen CopyRows() for select nodes ...................................................................... IMPALA-4236: Codegen CopyRows() for select nodes Preformance: Query run on tpch_parquet.lineitem with perdicates of the form [column_name > value AND] +--------------+-----------------------------------------------------+ | | 500 Predicates | 1 Predicate | | +------------+-------------+------------+-------------+ | | After | Before | After | Before | +--------------+------------+-------------+------------+-------------+ | Select Node | 12s385ms | 1m1s | 234ms | 797ms | | Codegen time | 2s619ms | 1s962ms | 200ms | 181ms | +--------------+------------+-------------+------------+-------------+ Change-Id: Ie0d496d004418468e16b6f564f90f45ebbf87c1e --- M be/src/codegen/gen_ir_descriptions.py M be/src/codegen/impala-ir.cc M be/src/exec/CMakeLists.txt A be/src/exec/select-node-ir.cc M be/src/exec/select-node.cc M be/src/exec/select-node.h 6 files changed, 96 insertions(+), 27 deletions(-) git pull ssh://gerrit.cloudera.org:29418/Impala-ASF refs/changes/96/8196/1 -- To view, visit http://gerrit.cloudera.org:8080/8196 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-Project: Impala-ASF Gerrit-Branch: master Gerrit-MessageType: newchange Gerrit-Change-Id: Ie0d496d004418468e16b6f564f90f45ebbf87c1e Gerrit-Change-Number: 8196 Gerrit-PatchSet: 1 Gerrit-Owner: Bikramjeet Vig <[email protected]>
