Alex Behm has uploaded a new patch set (#2). Change subject: IMPALA-1286: Extract common conjuncts from disjunctions. ......................................................................
IMPALA-1286: Extract common conjuncts from disjunctions. Adds a new ExprRewriteRule to extract common conjuncts from disjunctions. Examples: (a AND b AND c) OR (b AND d) ==> b AND ((a AND c) OR (d)) (a AND b) OR (a AND b) ==> a AND b (a AND b AND c) OR (c) ==> c Testing: Added a new unit test in ExprRewriteRulesTest. Change-Id: I3cf9b950afaa3fd753d1b09ba5e540b5258940ad --- M fe/src/main/java/org/apache/impala/analysis/AnalysisContext.java M fe/src/main/java/org/apache/impala/analysis/BetweenPredicate.java M fe/src/main/java/org/apache/impala/analysis/CompoundPredicate.java M fe/src/main/java/org/apache/impala/analysis/ExistsPredicate.java M fe/src/main/java/org/apache/impala/analysis/Subquery.java M fe/src/main/java/org/apache/impala/rewrite/ExprRewriteRule.java A fe/src/main/java/org/apache/impala/rewrite/ExtractCommonConjunctRule.java M fe/src/test/java/org/apache/impala/analysis/ExprRewriteRulesTest.java M fe/src/test/java/org/apache/impala/analysis/ExprTest.java M testdata/workloads/functional-planner/queries/PlannerTest/tpch-all.test M testdata/workloads/functional-planner/queries/PlannerTest/tpch-nested.test M testdata/workloads/functional-planner/queries/PlannerTest/tpch-views.test 12 files changed, 258 insertions(+), 23 deletions(-) git pull ssh://gerrit.cloudera.org:29418/Impala-ASF refs/changes/77/4877/2 -- To view, visit http://gerrit.cloudera.org:8080/4877 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-MessageType: newpatchset Gerrit-Change-Id: I3cf9b950afaa3fd753d1b09ba5e540b5258940ad Gerrit-PatchSet: 2 Gerrit-Project: Impala-ASF Gerrit-Branch: master Gerrit-Owner: Alex Behm <[email protected]> Gerrit-Reviewer: Alex Behm <[email protected]> Gerrit-Reviewer: Bharath Vissapragada <[email protected]> Gerrit-Reviewer: Marcel Kornacker <[email protected]> Gerrit-Reviewer: Tim Armstrong <[email protected]>
