Hi James

can you please elaborate about your scenario since I feel getting lost
with this.

from one side the thread is called
>Flink code generation porting to Calcite
from another side it was mentioned
>We really want to avoid having circular dependencies between Flink and Calcite.

are you going to use it like a dependency or to make a port of it in Calcite?
Or may be something else...

On Thu, Jul 25, 2024 at 12:34 AM James Duong
<james.du...@improving.com.invalid> wrote:
>
> This is really helpful. The JavaCodeSplitter looks fairly easy to use.
> Thanks Jark!
>
> Right now I’m trying to work out the best way to integrate this module from 
> an architecture perspective. It looks like there aren’t very many Flink 
> dependencies within the module.
>
> We really want to avoid having circular dependencies between Flink and 
> Calcite. As you mentioned before, code-splitting is a common need and shows 
> up in projects with code generation. How would you feel about further 
> de-coupling the code from Flink? There are a few minor dependencies on Flink 
> annotations and shaded Preconditions.
>
> From: Jark Wu <imj...@gmail.com>
> Date: Wednesday, July 17, 2024 at 7:08 PM
> To: dev@flink.apache.org <dev@flink.apache.org>
> Subject: Re: [DISCUSS]: Flink code generation porting to Calcite
> Hi James,
>
> After reading the comments in CALCITE-3094, I think what you are looking
> for is the Flink code-splitting tools.
> Code splitting is a common need for Java code generation and Flink has
> extracted the code splitting into a
> separate module "flink-table-code-splitter"[1] with little dependencies.
> And this is how Flink SQL use it [2].
>
> Best,
> Jark
>
> [1]:
> https://github.com/apache/flink/blob/master/flink-table/flink-table-code-splitter/pom.xml
> [2]:
> https://github.com/apache/flink/blob/master/flink-table/flink-table-runtime/src/main/java/org/apache/flink/table/runtime/generated/GeneratedClass.java#L58
>
> On Thu, 18 Jul 2024 at 07:12, James Duong <james.du...@improving.com.invalid>
> wrote:
>
> > Hi Flink developer community,
> >
> > I’m contributing to the Apache Calcite project and there’s interest in
> > making use of Flink’s code generation. See the comments on
> > https://issues.apache.org/jira/browse/CALCITE-3094
> >
> > Would someone be able to point me to where Flink integrates Janino? I
> > originally thought it would be related to this class:
> > https://nightlies.apache.org/flink/flink-docs-release-1.3/api/java/org/apache/flink/table/codegen/CodeGenerator.html
> >
> > But I haven’t been able to find this on main.
> >
> > Thanks!
> >
> Warning: The sender of this message could not be validated and may not be the 
> actual sender.



-- 
Best regards,
Sergey

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