[jira] [Commented] (CASSANDRA-16052) CEP-7 Storage Attached Indexes

["Caleb Rackliffe (Jira)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/CASSANDRA-16052?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17496261#comment-17496261 ] 

Caleb Rackliffe commented on CASSANDRA-16052:
---------------------------------------------

I've created what will probably be a relative long-lived feature branch (that I will try to keep rebased to {{trunk}}) for us to merge SAI-related work.

https://github.com/apache/cassandra/pull/1466
https://app.circleci.com/pipelines/github/maedhroz/cassandra?branch=CASSANDRA-16052

> CEP-7 Storage Attached Indexes
> ------------------------------
>
>                 Key: CASSANDRA-16052
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-16052
>             Project: Cassandra
>          Issue Type: Epic
>          Components: Feature/2i Index
>            Reporter: Zhao Yang
>            Assignee: Caleb Rackliffe
>            Priority: Normal
>             Fix For: 5.x
>
>          Time Spent: 10m
>  Remaining Estimate: 0h
>
> [CEP|https://docs.google.com/document/d/1V830eAMmQAspjJdjviVZIaSolVGvZ1hVsqOLWyV0DS4/edit#heading=h.67ap6rr1mxr] - A new index implementation, called Storage
>  Attached Index(SAI), based on the advancement made by SASI.
>  * disk usage by sharing of common data between multiple column indexes on the same table and better compression of on-disk structures.
>  * numeric range query performance with modified KDTree and collection type support.
>  * compaction performance and stability for larger data set.



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