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From "Kurt Young (JIRA)" <j...@apache.org>
Subject [jira] [Closed] (FLINK-12519) Introduce planner rules about semi/anti join
Date Sat, 18 May 2019 12:41:00 GMT

     [ https://issues.apache.org/jira/browse/FLINK-12519?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Kurt Young closed FLINK-12519.
------------------------------
       Resolution: Implemented
    Fix Version/s: 1.9.0

merged in 1.9.0: 4fa387164cea44f8e0bac1aadab11433c0f0ff2b

> Introduce planner rules about semi/anti join
> --------------------------------------------
>
>                 Key: FLINK-12519
>                 URL: https://issues.apache.org/jira/browse/FLINK-12519
>             Project: Flink
>          Issue Type: New Feature
>          Components: Table SQL / Planner
>            Reporter: godfrey he
>            Assignee: godfrey he
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 1.9.0
>
>          Time Spent: 20m
>  Remaining Estimate: 0h
>
> This issue aims to introduce planner rules about semi/anti join, rules include:
> 1. {{FlinkSemiAntiJoinFilterTransposeRule}} that pushes semi/anti join down in a tree
past a filter
> 2. {{FlinkSemiAntiJoinJoinTransposeRule}} that pushes semi/anti join down in a tree past
a non semi/anti join
> 3. {{FlinkSemiAntiJoinProjectTransposeRule}} that push semi/anti join down in a tree
past a project
> 4. {{ProjectSemiAntiJoinTransposeRule}} that pushes a project down in a tree past a semi/anti
join
> planner rules about non semi/anti join will be introduced in [FLINK-12509|https://issues.apache.org/jira/browse/FLINK-12509].



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