[jira] [Closed] (FLINK-12269) Support Temporal Table Join in blink planner

["Jark Wu (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/FLINK-12269?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jark Wu closed FLINK-12269.
---------------------------
       Resolution: Fixed
    Fix Version/s: 1.9.0

Fixed in 1.9.0: 03ba66352b93844e60e9cc022eb645b823deed69

> Support Temporal Table Join in blink planner
> --------------------------------------------
>
>                 Key: FLINK-12269
>                 URL: https://issues.apache.org/jira/browse/FLINK-12269
>             Project: Flink
>          Issue Type: New Feature
>          Components: Table SQL / Planner
>            Reporter: Jark Wu
>            Assignee: Jark Wu
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 1.9.0
>
>          Time Spent: 20m
>  Remaining Estimate: 0h
>
> Support translate following "FOR SYSTEM_TIME AS OF" query into {{StreamExecTemporalTableJoin}}.
> {code:sql}
> SELECT
>   o.amout, o.currency, r.rate, o.amount * r.rate
> FROM
>   Orders AS o
>   JOIN LatestRates FOR SYSTEM_TIME AS OF o.proctime AS r
>   ON r.currency = o.currency
> {code}
> This is an extension to current temporal join (FLINK-9738) using a standard syntax introduced in Calcite 1.19.



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