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https://issues.apache.org/jira/browse/OAK-8035?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16771857#comment-16771857
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Nitin Gupta edited comment on OAK-8035 at 2/19/19 12:03 PM:
------------------------------------------------------------

[~reschke] - agreed - will keep this in mind in future .
{noformat}
No, adding new test dependencies is fine. We just should do it consciously and 
coordinated. My preference would be not to add new dependencies just because 
somebody liked a particular library. In the end, the whole team needs to be 
able to support the code in the future{noformat}
 

I was just about to add this patch here [^OAK-8035_4.patch]  for the changes as 
per your suggestions - but you beat me to it . Thanks for the help :)


was (Author: nitigup):
[~reschke] - agreed . 

I was just about to add this patch here [^OAK-8035_4.patch]  for the changes as 
per your suggestions - but you beat me to it . Thanks for the help :)

> Debug logging when two or more indices have same or very close cost amounts 
> doesn't work in case both indices belong to the same type of Query Index
> ----------------------------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: OAK-8035
>                 URL: https://issues.apache.org/jira/browse/OAK-8035
>             Project: Jackrabbit Oak
>          Issue Type: Bug
>          Components: query
>            Reporter: Nitin Gupta
>            Assignee: Julian Reschke
>            Priority: Major
>             Fix For: 1.12, 1.11.0
>
>         Attachments: OAK-8035.patch, OAK-8035_2.patch, OAK-8035_3.patch, 
> OAK-8035_4.patch
>
>
> Steps to reproduce -
>  # You would need two index definitions of same query index type , let's say 
> fullText index , having similar cost evaluations.
>  # Now while the index plan is evaluated you will notice that there should 
> have been a debug log saying that selected index has similar cost - this 
> serves as an important warning to either change the index definitions or the 
> query 
> ([https://github.com/apache/jackrabbit-oak/blob/trunk/oak-core/src/main/java/org/apache/jackrabbit/oak/query/QueryImpl.java#L1069#L1072)]
>  
> However If we have a look at this code block here - 
> [https://github.com/apache/jackrabbit-oak/blob/trunk/oak-core/src/main/java/org/apache/jackrabbit/oak/query/QueryImpl.java#L1017#L1041]
>  , there is no comparison for near best costs for index plans having same 
> query index type .
>  
> cc : [~teofili]



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