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https://issues.apache.org/jira/browse/LENS-771?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Archana H closed LENS-771.
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> Multiple chain ref columns having subset chains are not pruned properly
> -----------------------------------------------------------------------
>
> Key: LENS-771
> URL: https://issues.apache.org/jira/browse/LENS-771
> Project: Apache Lens
> Issue Type: Bug
> Components: cube
> Affects Versions: 2.3
> Reporter: Amareshwari Sriramadasu
> Assignee: Amareshwari Sriramadasu
> Fix For: 2.6
>
> Attachments: LENS-771-test.patch, LENS-771.2.patch, LENS-771.patch
>
>
> While debugging LENS-756, i saw this issue and the fix does not seem
> straightforward.
> The issue is the following :
> If reference column have multiple chains and one of the chain is a subset of
> the other,
> For ex :
> ----
> <dim_attribute name="customer_city_name" type="string" description="City
> name to which the customer belongs"
> display_string="Customer City">
> <ref_spec>
> <chain_ref_column chain_name="customer_city" ref_col="name" />
> <chain_ref_column chain_name="customer_details"
> ref_col="customer_city_name" />
> </ref_spec>
> </dim_attribute>
> ----
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