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https://issues.apache.org/jira/browse/PIG-3314?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Johnny Zhang updated PIG-3314:
------------------------------

    Description: 
this idea comes when we trying to resolve PIG-2248, please take a look the 
comments starts from 
https://issues.apache.org/jira/browse/PIG-2248?focusedCommentId=13648831&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-13648831

Basically, we want sure different level of symbol in Pig, when they have name 
conflict, higher side symbol can mask lover side symbol.

We want first make an agreement on the symbol, then we are going to
(1) add unit tests to make sure it is working as expected, otherwise, open jira 
and fix it
(2) document the usage

  was:
this idea comes when we trying to resolve PIG-2248, please take a look the 
comments starts from 
https://issues.apache.org/jira/browse/PIG-2248?focusedCommentId=13648831&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-13648831

Basically, we want sure different level of symbol in Pig, when they have name 
conflict, higher side symbol can mask lover side symbol.

    
> make better symbol resolving order in Pig
> -----------------------------------------
>
>                 Key: PIG-3314
>                 URL: https://issues.apache.org/jira/browse/PIG-3314
>             Project: Pig
>          Issue Type: Improvement
>          Components: grunt, parser
>            Reporter: Johnny Zhang
>
> this idea comes when we trying to resolve PIG-2248, please take a look the 
> comments starts from 
> https://issues.apache.org/jira/browse/PIG-2248?focusedCommentId=13648831&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-13648831
> Basically, we want sure different level of symbol in Pig, when they have name 
> conflict, higher side symbol can mask lover side symbol.
> We want first make an agreement on the symbol, then we are going to
> (1) add unit tests to make sure it is working as expected, otherwise, open 
> jira and fix it
> (2) document the usage

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