Taras Bobrovytsky has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/10882 )

Change subject: IMPALA-7254: Inconsistent decimal behavior for IN/BETWEEN 
predicate
......................................................................


Patch Set 3:

(2 comments)

http://gerrit.cloudera.org:8080/#/c/10882/3/fe/src/main/java/org/apache/impala/analysis/Analyzer.java
File fe/src/main/java/org/apache/impala/analysis/Analyzer.java:

http://gerrit.cloudera.org:8080/#/c/10882/3/fe/src/main/java/org/apache/impala/analysis/Analyzer.java@2286
PS3, Line 2286:     Collections.sort(sortedExprs, new Comparator<Expr>() {
It looks like we are sorting here in order to put the decimals at the end of 
the list.

Do you think it would be simpler if we just did 2 passes over exprs instead 
(without creating a new list)? Where we handle the non-decimals in the first 
pass and the decimals in the second pass.


http://gerrit.cloudera.org:8080/#/c/10882/3/fe/src/test/java/org/apache/impala/analysis/AnalyzeExprsTest.java
File fe/src/test/java/org/apache/impala/analysis/AnalyzeExprsTest.java:

http://gerrit.cloudera.org:8080/#/c/10882/3/fe/src/test/java/org/apache/impala/analysis/AnalyzeExprsTest.java@2451
PS3, Line 2451: 2 as decimal(38, 37)
One should be decimal(38,37) and the other one decimal(38,1) - to make sure 
that the decimals are not compatible with each other.

Here and elsewhere.



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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: I44f6ea45f765be7201630541354c72fda0a8a98d
Gerrit-Change-Number: 10882
Gerrit-PatchSet: 3
Gerrit-Owner: Fredy Wijaya <fwij...@cloudera.com>
Gerrit-Reviewer: Fredy Wijaya <fwij...@cloudera.com>
Gerrit-Reviewer: Taras Bobrovytsky <tbobrovyt...@cloudera.com>
Gerrit-Comment-Date: Fri, 06 Jul 2018 23:25:31 +0000
Gerrit-HasComments: Yes

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