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From "Dimitris Tsirogiannis (Code Review)" <>
Subject [Impala-CR](cdh5-trunk) IMPALA-2956: Filters should be able to target multiple scan nodes
Date Mon, 09 May 2016 19:50:56 GMT
Dimitris Tsirogiannis has posted comments on this change.

Change subject: IMPALA-2956: Filters should be able to target multiple scan nodes

Patch Set 1:

File common/thrift/PlanNodes.thrift:

Line 85:   3: required list<Exprs.TExpr> target_exprs
> There are several lists that store target-expr specific stuff. Would it mak
File fe/src/main/java/com/cloudera/impala/analysis/

Line 2441:"@DT " + actual + "\n" + expected);
> remove?
Oops, removed.
File fe/src/main/java/com/cloudera/impala/planner/

Line 115:     // target scan nodes are in the same fragment as the broadcast join that produces
> not necessarily a broadcast join (could be num_nodes=1)

Line 117:     private final List<Boolean> isLocalTarget_ = Lists.newArrayList();
> hasLocalTarget_? since this is a member of RuntimeFilter

Line 518:       // equivalent classes are computed, 'getTargetSlots()' may fail to identify
> equivalence classes

Line 523:       for (RuntimeFilter filter: getRuntimeFilters()) {
> I'm not really a big fan of this approach, but you already know that :)
File testdata/workloads/functional-planner/queries/PlannerTest/hbase.test:

Line 15:   HBASE KEYRANGE port=16201 7:9
> revert changes to keyranges
File testdata/workloads/functional-planner/queries/PlannerTest/runtime-filter-propagation.test:

Line 674:    union all
> add a test with UNION DISTINCT for completeness

Line 741: select STRAIGHT_JOIN count(*) from functional.alltypes a
> nit: let's use consistent casing, e.g. all lowercase

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Gerrit-MessageType: comment
Gerrit-Change-Id: Iad2ce4e579a30616c469312a4e658140d317507b
Gerrit-PatchSet: 1
Gerrit-Project: Impala
Gerrit-Branch: cdh5-trunk
Gerrit-Owner: Dimitris Tsirogiannis <>
Gerrit-Reviewer: Alex Behm <>
Gerrit-Reviewer: Dimitris Tsirogiannis <>
Gerrit-HasComments: Yes

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