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https://issues.apache.org/jira/browse/CASSANDRA-13798?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16141792#comment-16141792
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ZhaoYang commented on CASSANDRA-13798:
--------------------------------------

This ticket is to block creating new table with non-pk base column filtering.

All internal filter related logic are still there for supporting filter 
conditions on base pk. (existed even before CASSANDRA-10368)

Existing users of 3.10/3.11 with non-pk base column should still be able to 
successfully upgrade and use the broken non-pk base column filtering.( 
probably, we should give them an option to avoid filtering as well..). 

> Disallow filtering on non-primary-key base column for MV
> --------------------------------------------------------
>
>                 Key: CASSANDRA-13798
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-13798
>             Project: Cassandra
>          Issue Type: Bug
>          Components: Materialized Views
>            Reporter: ZhaoYang
>            Assignee: ZhaoYang
>
> We should probably consider disallow filtering conditions on non-primary-key 
> base column for Materialized View which is introduced in CASSANDRA-10368.
> The main problem is that the liveness of view row is now depending on 
> multiple base columns (multiple filtered non-pk base column + base column 
> used in view pk) and this semantic could not be properly support without 
> drastic storage format changes. (SEE CASSANDRA-11500, 
> [background|https://issues.apache.org/jira/browse/CASSANDRA-11500?focusedCommentId=16119823&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-16119823])
> We should step back and re-consider the non-primary-key filtering feature 
> together with supporting multiple non-PK cols in MV clustering key in 
> CASSANDRA-10226.



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