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https://issues.apache.org/jira/browse/LUCENE-9541?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Mayya Sharipova updated LUCENE-9541:
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    Summary: BitSetConjunctionDISI can advance to docs before its components  
(was: BitSetConjunctionDISI can advance backwards from its components)

> BitSetConjunctionDISI can advance to docs before its components
> ---------------------------------------------------------------
>
>                 Key: LUCENE-9541
>                 URL: https://issues.apache.org/jira/browse/LUCENE-9541
>             Project: Lucene - Core
>          Issue Type: Bug
>            Reporter: Mayya Sharipova
>            Priority: Minor
>
> Not completely sure if this is a bug.
> BitSetConjuctionDISI advances based on its lead  – DocIdSetIterator iterator, 
> and doesn't consider that its another component – BitSetIterator may have 
> already advanced passed a certain doc. This may result in duplicate documents.
> This behaviour was exposed in this PR. 
>  



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