Michael Smith has submitted this change and it was merged. ( 
http://gerrit.cloudera.org:8080/21532 )

Change subject: IMPALA-13166: Cache hashCode
......................................................................

IMPALA-13166: Cache hashCode

Precomputes the hashCode when populating fullyQualifiedRawPath_ to
minimize hashCode recomputations.

Speeds up PlannerTest#testManyExpressionPerformance by a small amount
(<5%) in local testing.

Change-Id: Ia4141be3e5e4e1ba8bac0b3fc3631e0e71e33ec0
Reviewed-on: http://gerrit.cloudera.org:8080/21532
Reviewed-by: Michael Smith <[email protected]>
Tested-by: Michael Smith <[email protected]>
---
M fe/src/main/java/org/apache/impala/analysis/Path.java
1 file changed, 9 insertions(+), 1 deletion(-)

Approvals:
  Michael Smith: Looks good to me, approved; Verified

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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: merged
Gerrit-Change-Id: Ia4141be3e5e4e1ba8bac0b3fc3631e0e71e33ec0
Gerrit-Change-Number: 21532
Gerrit-PatchSet: 7
Gerrit-Owner: Michael Smith <[email protected]>
Gerrit-Reviewer: Impala Public Jenkins <[email protected]>
Gerrit-Reviewer: Joe McDonnell <[email protected]>
Gerrit-Reviewer: Michael Smith <[email protected]>
Gerrit-Reviewer: Peter Rozsa <[email protected]>
Gerrit-Reviewer: Riza Suminto <[email protected]>

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