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Posted to commits@cassandra.apache.org by "ZhaoYang (Jira)" <ji...@apache.org> on 2020/08/17 13:30:00 UTC

[jira] [Created] (CASSANDRA-16052) Storage Attached Index for Apache Cassandra

ZhaoYang created CASSANDRA-16052:
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             Summary: Storage Attached Index for Apache Cassandra
                 Key: CASSANDRA-16052
                 URL: https://issues.apache.org/jira/browse/CASSANDRA-16052
             Project: Cassandra
          Issue Type: Epic
          Components: Feature/2i Index
            Reporter: ZhaoYang


[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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