David Ribeiro Alves has posted comments on this change.

Change subject: Don't output unobservable rows from the MemRowset
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Patch Set 9:

(1 comment)

http://gerrit.cloudera.org:8080/#/c/4994/9//COMMIT_MSG
Commit Message:

Line 28: for the row.
> Yea, I agree it's impossible to establish which one is older, but you can o
yeah, I had considered that (both are deleted and really close to the ahm so 
likely not observable, which is why I didn't come up with a user observable 
scenario) but honestly I really like the check that makes sure we can always 
establish which version of a row comes first. Specially as we historically miss 
some edge cases. So it was between giving that up or doing something super 
silly (like making sure both rows are exactly in this scenario at which point 
why would they be in the compaction input anyway) or adding this. I think 
adding this is unimpactful since the row is unobservable anyway.


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Gerrit-MessageType: comment
Gerrit-Change-Id: Ieab52a1aa68494218f91f3acd31ef8ddf352bd57
Gerrit-PatchSet: 9
Gerrit-Project: kudu
Gerrit-Branch: master
Gerrit-Owner: David Ribeiro Alves <[email protected]>
Gerrit-Reviewer: David Ribeiro Alves <[email protected]>
Gerrit-Reviewer: Jean-Daniel Cryans <[email protected]>
Gerrit-Reviewer: Kudu Jenkins
Gerrit-Reviewer: Mike Percy <[email protected]>
Gerrit-Reviewer: Tidy Bot
Gerrit-Reviewer: Todd Lipcon <[email protected]>
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