Michael Ho has uploaded a new change for review.

  http://gerrit.cloudera.org:8080/6038

Change subject: IMPALA-4821: Update AVG() for DECIMAL_V2
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IMPALA-4821: Update AVG() for DECIMAL_V2

This change implements the DECIMAL_V2's behavior for AVG().
The major differences are:
1. output type's scale has a minimum of 6
2. precision will be augmented if the scale is adjusted.

Change-Id: I28f5ef0370938440eb5b1c6d29b2f24e6f88499f
---
M be/src/exprs/aggregate-functions-ir.cc
M be/src/exprs/expr-test.cc
M fe/src/main/java/org/apache/impala/analysis/FunctionCallExpr.java
M testdata/workloads/functional-query/queries/QueryTest/decimal-exprs.test
M testdata/workloads/functional-query/queries/QueryTest/decimal.test
5 files changed, 216 insertions(+), 66 deletions(-)


  git pull ssh://gerrit.cloudera.org:29418/Impala-ASF refs/changes/38/6038/1
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Gerrit-MessageType: newchange
Gerrit-Change-Id: I28f5ef0370938440eb5b1c6d29b2f24e6f88499f
Gerrit-PatchSet: 1
Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-Owner: Michael Ho <[email protected]>

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