Kartik,

You should make your own module that depends on both "core" and
"file". In that way, no dependencies are circular.

It sounds like you are hacking a fork of Calcite's git repo. If so,
you could hack the 'plus' module, and make it depend on "file" and
"core".

Julian

On Mon, Sep 26, 2022 at 10:05 AM Kartik Kudada
<kartik.kud...@exate.com.invalid> wrote:
>
> Sorry typo error in the previous mail, the corrected part is highlighted.
>
> build.gradle.kts of file .
>  line - 24
>
> dependencies {
>     api(project(":core"))
>
>
> On Mon, Sep 26, 2022 at 10:32 PM Kartik Kudada <kartik.kud...@exate.com>
> wrote:
>
> >
> > Hi Michael ,
> >
> > file module has core dependency.
> >
> > build.gradle.kts of core .
> >  line - 24
> >
> > dependencies {
> >     api(project(":core"))
> >
> >
> > That's why when adding the below dependencies in core module, results in
> > circular dependency ( message: Circular dependency between the following
> > tasks: )
> >
> > api(project(":example"))
> > api(project(":file"))
> >
> > If i add only example module  => No circular dependency
> >
> > If I add only file mobile         => circular dependency .
> >
> >
> > Not sure how to fix that .
> >
> > Regards,
> > Kartik
> >
> > On Mon, Sep 26, 2022 at 10:15 PM Michael Mior <mm...@apache.org> wrote:
> >
> >> Thanks Julian for correcting which package should be used. This is not a
> >> circular dependency. There should be no problem with a dependency both
> >> being required directly by your project and transitively via another
> >> dependency. A circular dependency would be if the file adapter required
> >> the
> >> core code *and* the core code required the file adapter.
> >>
> >> --
> >> Michael Mior
> >> mm...@apache.org
> >>
> >>
> >> On Mon, Sep 26, 2022 at 12:03 PM Kartik Kudada
> >> <kartik.kud...@exate.com.invalid> wrote:
> >>
> >> > Thanks for the quick response.
> >> >
> >> >  org.apache.calcite.adapter.csv is in the file module.
> >> > I tried to add example and file module in core's build.gradle.kts but
> >> that
> >> > results in circular dependency as file's build.gradle.kts also has core
> >> > dependency.
> >> >
> >> > Core's build.gradle.kts
> >> >
> >> > api(project(":example"))
> >> > api(project(":file"))
> >> >
> >> >
> >> > Regards,
> >> >
> >> > Kartik
> >> >
> >> >
> >> >
> >> > On Mon, Sep 26, 2022 at 9:18 PM Julian Hyde <jhyde.apa...@gmail.com>
> >> > wrote:
> >> >
> >> > > Or, better, the file adapter. It also handles CSV files and is not
> >> “toy”
> >> > > code.
> >> > >
> >> > > Julian
> >> > >
> >> > > > On Sep 26, 2022, at 08:20, Michael Mior <mm...@apache.org> wrote:
> >> > > >
> >> > > > Do you have the calcite-csv package as a dependency of your
> >> project?
> >> > > This
> >> > > > must be added in addition to calcite-core.
> >> > > > --
> >> > > > Michael Mior
> >> > > > mm...@apache.org
> >> > > >
> >> > > >
> >> > > >> On Mon, Sep 26, 2022 at 10:37 AM Kartik Kudada
> >> > > >> <kartik.kud...@exate.com.invalid> wrote:
> >> > > >>
> >> > > >> Hi Calcite Developers,
> >> > > >>
> >> > > >> I am working on a requirement where user queries to RDMS database
> >> and
> >> > > >> under the hood, Calcite will send back the data from JSON, not from
> >> > > RDMS.
> >> > > >>
> >> > > >> For this, I have added below code snippet in CalciteStatement
> >> execute
> >> > > >> method to add CSV schema runtime.
> >> > > >>
> >> > > >> sample code :
> >> > > >>
> >> > > >> final Schema schema =
> >> > > >>        CsvSchemaFactory.INSTANCE
> >> > > >>            .create(connection.getRootSchema(), null,
> >> > > >>                ImmutableMap.of("directory",
> >> > > >>                    "EMPS.json", "flavor", "scannable"));
> >> > > >>
> >> > > >>  connection.getRootSchema().add("mycsv", schema);
> >> > > >>
> >> > > >> So, when the user query "SELECT * FROM <RDMS>.EMPS" converts to
> >> > > >> "SELECT * FROM \"mycsv\".EMPS"
> >> > > >>
> >> > > >> The above code says  *package org.apache.calcite.adapter.csv does
> >> not
> >> > > >> exist,*
> >> > > >>
> >> > > >> I am trying to fix it for 5 hours.
> >> > > >> How to do this?
> >> > > >>
> >> > > >> Regards,
> >> > > >> Kartik
> >> > > >>
> >> > >
> >> >
> >>
> >

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