[jira] Resolved: (PIG-1795) new parser : duplicate ConstantExpressions created in inner plan

["Olga Natkovich (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/PIG-1795?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Olga Natkovich resolved PIG-1795.
---------------------------------

    Resolution: Fixed

> new parser : duplicate ConstantExpressions created in inner plan
> ----------------------------------------------------------------
>
>                 Key: PIG-1795
>                 URL: https://issues.apache.org/jira/browse/PIG-1795
>             Project: Pig
>          Issue Type: Sub-task
>          Components: impl
>            Reporter: Thejas M Nair
>            Assignee: Xuefu Zhang
>             Fix For: 0.9.0
>
>
> For the query -   
> {code}
> A = load 'x' using org.apache.pig.TextLoader( 'a', 'b' ) as ( u:int, v:long, w:bytearray); 
> B = filter A by 2 > 1;
> {code}
> The plan generated has duplicate ConstExpressions in the inner plan of the filter -
> {code}
> Generated logical plan: #-----------------------------------------------
> # New Logical Plan:
> #-----------------------------------------------
> B: (Name: LOFilter Schema: null)
> |   |
> |   (Name: Constant Type: null Uid: null)
> |   
> |   (Name: GreaterThan Type: null Uid: null)
> |   |
> |   |---(Name: Constant Type: null Uid: null)
> |   |
> |   |---(Name: Constant Type: null Uid: null)
> |   
> |   (Name: Constant Type: null Uid: null)
> |
> |---A: (Name: LOLoad Schema: null)
> {code}

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