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Posted to issues@beam.apache.org by "Brian Hulette (Jira)" <ji...@apache.org> on 2020/04/23 14:59:00 UTC

[jira] [Assigned] (BEAM-9075) Join re-ordering doesn't work for ZetaSQL

     [ https://issues.apache.org/jira/browse/BEAM-9075?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Brian Hulette reassigned BEAM-9075:
-----------------------------------

    Assignee:     (was: Brian Hulette)

> Join re-ordering doesn't work for ZetaSQL
> -----------------------------------------
>
>                 Key: BEAM-9075
>                 URL: https://issues.apache.org/jira/browse/BEAM-9075
>             Project: Beam
>          Issue Type: Bug
>          Components: dsl-sql-zetasql
>    Affects Versions: 2.17.0
>            Reporter: Brian Hulette
>            Priority: Major
>          Time Spent: 1h 50m
>  Remaining Estimate: 0h
>
> Join re-ordering can actually break queries in the ZetaSQL planner because Calcite's JoinCommuteRule doesn't work when schemas have nested fields. It only adjusts RexInputRef nodes and not RexFieldAccess.



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