[jira] [Assigned] (CALCITE-7021) Support parse 'CAST('1' AS INTERVAL)'

[xiong duan (Jira)]

     [ 
https://issues.apache.org/jira/browse/CALCITE-7021?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

xiong duan reassigned CALCITE-7021:
-----------------------------------

    Assignee: juntaozhang

> Support parse 'CAST('1' AS INTERVAL)' 
> --------------------------------------
>
>                 Key: CALCITE-7021
>                 URL: https://issues.apache.org/jira/browse/CALCITE-7021
>             Project: Calcite
>          Issue Type: Bug
>            Reporter: xiong duan
>            Assignee: juntaozhang
>            Priority: Major
>
> Now we have supported :
> {code:java}
> CAST(VALUE as INTERVAL YEAR)、CAST(VALUE as INTERVAL MONTH)、CAST(VALUE as 
> INTERVAL DAY)、
> CAST(VALUE as INTERVAL HOUR)、CAST(VALUE as INTERVAL MINUTES)、CAST(VALUE as 
> INTERVAL SECOND)
> {code}
> In postgreSQL：
> {code:java}
> CAST(VALUE as INTERVAL) ==> CAST(VALUE as INTERVAL SECOND)
> select cast('1' as  interval);
> select cast('1' as  interval second);
> ==>00:00:01
> {code}



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