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https://issues.apache.org/jira/browse/ARROW-1816?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16261714#comment-16261714
 ] 

ASF GitHub Bot commented on ARROW-1816:
---------------------------------------

icexelloss commented on a change in pull request #1330: wip: ARROW-1816: [Java] 
Resolve new vector classes structure for timestamp, date and maybe interval     
URL: https://github.com/apache/arrow/pull/1330#discussion_r152436633
 
 

 ##########
 File path: java/vector/src/main/codegen/data/ValueVectorTypes.tdd
 ##########
 @@ -116,7 +100,7 @@
         {
           class: "Decimal",
           maxPrecisionDigits: 38, nDecimalDigits: 4, friendlyType: 
"BigDecimal",
-          typeParams: [ {name: "scale", type: "int"}, { name: "precision", 
type: "int"}],
+          typeParams: [ { name: "precision", type: "int"}, {name: "scale", 
type: "int"} ],
 
 Review comment:
   The reverse ordering the these typeParams are driving me nuts... I changed 
it such that they follow the same order everywhere. Also see: 
https://github.com/apache/arrow/pull/1330/files#r152436539
   
   The end results are the same because flipped twice..

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> [Java] Resolve new vector classes structure for timestamp, date and maybe 
> interval
> ----------------------------------------------------------------------------------
>
>                 Key: ARROW-1816
>                 URL: https://issues.apache.org/jira/browse/ARROW-1816
>             Project: Apache Arrow
>          Issue Type: Sub-task
>            Reporter: Li Jin
>              Labels: pull-request-available
>             Fix For: 0.8.0
>
>
> Personally I think having 8 vector classes for timestamps is not great. This 
> is discussed at some point during the PR:
> https://github.com/apache/arrow/pull/1203#discussion_r145241388



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