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https://issues.apache.org/jira/browse/FLINK-13015?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jark Wu updated FLINK-13015:
----------------------------
Fix Version/s: (was: 1.12.0)
1.13.0
> Create validators, strategies and transformations required for porting
> logical expressions
> ------------------------------------------------------------------------------------------
>
> Key: FLINK-13015
> URL: https://issues.apache.org/jira/browse/FLINK-13015
> Project: Flink
> Issue Type: New Feature
> Components: Table SQL / API
> Reporter: Dawid Wysakowicz
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.13.0
>
> Time Spent: 20m
> Remaining Estimate: 0h
>
> The goal of this task is to implement :
> InputTypeValidator:
> * by type root
> TypeStrategies:
> * cascade
> * explicit
> TypeTransformations:
> * to_nullable
> This set of classes will enable porting
> AND/OR/NOT/IS_TRUE/IS_FALSE/IS_NOT_TRUE/IS_NOT_FALSE to new type inference
> stack.
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