[jira] [Reopened] (CASSANDRA-11990) Address rows rather than partitions in SASI

["Alex Petrov (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/CASSANDRA-11990?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Alex Petrov reopened CASSANDRA-11990:
-------------------------------------

In the light of the last [vote|http://www.mail-archive.com/dev@cassandra.apache.org/msg10200.html], in order to re-roll 3.10, it has to be reverted, because of problems described in [CASSANDRA-12877]. 

> Address rows rather than partitions in SASI
> -------------------------------------------
>
>                 Key: CASSANDRA-11990
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-11990
>             Project: Cassandra
>          Issue Type: Improvement
>          Components: CQL, sasi
>            Reporter: Alex Petrov
>            Assignee: Alex Petrov
>             Fix For: 3.10
>
>         Attachments: perf.pdf, size_comparison.png
>
>
> Currently, the lookup in SASI index would return the key position of the partition. After the partition lookup, the rows are iterated and the operators are applied in order to filter out ones that do not match.
> bq. TokenTree which accepts variable size keys (such would enable different partitioners, collections support, primary key indexing etc.), 



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