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https://issues.apache.org/jira/browse/PHOENIX-3858?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16014643#comment-16014643
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Mujtaba Chohan edited comment on PHOENIX-3858 at 5/17/17 7:14 PM:
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Updated PHOENIX-3853 with results for mutable local index. For mutable case
there is no 2X degradation comparing mutable local vs global index *without*
PHOENIX-3827 patch applied.
was (Author: mujtabachohan):
Updated PHOENIX-3853 with results for mutable local index. There is no 2X
degradation comparing mutable local vs global index without PHOENIX-3827 patch
applied.
> Index maintenance not required for local indexes of table with immutable rows
> -----------------------------------------------------------------------------
>
> Key: PHOENIX-3858
> URL: https://issues.apache.org/jira/browse/PHOENIX-3858
> Project: Phoenix
> Issue Type: Bug
> Reporter: Rajeshbabu Chintaguntla
> Assignee: Rajeshbabu Chintaguntla
> Fix For: 4.11.0
>
>
> While preparing index mutations we are are scanning data region for index
> maintenance which is not required in case of immutable rows. This
> optimisation is very helpful for local indexes which got removed in the
> recent changes.
> FYI [~jamestaylor] [~mujtabachohan] Found this while checking PHOENIX-3853.
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