flink-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (FLINK-12269) Support Temporal Table Join in blink planner
Date Sun, 28 Apr 2019 14:08:00 GMT

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

ASF GitHub Bot updated FLINK-12269:
-----------------------------------
    Labels: pull-request-available  (was: )

> 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
>
> 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.



--
This message was sent by Atlassian JIRA
(v7.6.3#76005)

Mime
View raw message