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https://issues.apache.org/jira/browse/OODT-551?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13559521#comment-13559521
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Brian Foster edited comment on OODT-551 at 1/22/13 9:53 AM:
------------------------------------------------------------

got it!!!... if we are not caring about the add order of the keys, i'm a total 
+1... and i see how this is really a bug now... a key's values for Metadata are 
store as List<String> and even Metadata's method signatures use this, so each 
key's value order should be maintained since a Java List is an "ordered" 
Collection... +1!!
                
      was (Author: bfoster):
    got it!!... if we are not caring about the add order of the keys, i'm a 
total +1... and i see how this is really a bug now... a key's values for 
Metadata are store as List<String> and even Metadata's method signatures use 
this, so each key's value order should be maintained since a Java List is an 
"ordered" Collection... +1!!
                  
> DataSourceCatalog implementation does not preserve order of metadata values
> ---------------------------------------------------------------------------
>
>                 Key: OODT-551
>                 URL: https://issues.apache.org/jira/browse/OODT-551
>             Project: OODT
>          Issue Type: Bug
>          Components: file manager
>    Affects Versions: 0.5
>            Reporter: Luca Cinquini
>            Assignee: Luca Cinquini
>             Fix For: 0.6
>
>         Attachments: OODT-551.luca.patch.txt
>
>
> The table that stores the metadata (key, value) pairs for the File Manager 
> database-based implementation has no primary key - as a consequence, values 
> are not guaranteed to be returned in any order, which is a problem for 
> applications that rely on the order of the values (for example, among 
> different metadata keys).

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