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Databand linked to another databand via common relation

Posted: Wed May 31, 2023 12:29 pm
by fortiaBA
Dear community,

Here is our 2 entities
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We have a databand Meeting. We want to show below a list of previous meetings that would be linked to the same location.
So we want to configure another databand to would show the list of meetings with the same location.
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We can't get it to work with Data Relation and Master Component, is there a way to do it ?

Best regards,

fortia team

Re: Databand linked to another databand via common relation

Posted: Wed May 31, 2023 12:53 pm
by ulli82
You can use a 3rd, intermediate databand for location.

Databand1(Meeting) -> link to Databand2(Location) -> link to Databand3(Meeting).

Databand2 do not show any information (height = 0).
On Databand3 you have to filter out the current meeting of Databand1

Re: Databand linked to another databand via common relation

Posted: Wed May 31, 2023 9:18 pm
by Lech Kulikowski
Hello,

Thank you for the suggestion.

Re: Databand linked to another databand via common relation

Posted: Thu Jun 01, 2023 8:45 am
by fortiaBA
ulli82 wrote: Wed May 31, 2023 12:53 pm You can use a 3rd, intermediate databand for location.

Databand1(Meeting) -> link to Databand2(Location) -> link to Databand3(Meeting).

Databand2 do not show any information (height = 0).
On Databand3 you have to filter out the current meeting of Databand1
Hello thank you for the suggestion,

What do you mean by "link to databand..." ? Do you refer to "master component" or "data relation" ?

Re: Databand linked to another databand via common relation

Posted: Thu Jun 01, 2023 9:52 am
by ulli82
You need both. Master Component will not work without a relation.

Re: Databand linked to another databand via common relation

Posted: Fri Jun 02, 2023 8:15 am
by fortiaBA
ulli82 wrote: Thu Jun 01, 2023 9:52 am You need both. Master Component will not work without a relation.
Hello,

Thank you for your answer

I have a little problem, my entity "meeting" is linked to the entity "location" with a relation 0 to 1, "a meeting has one location" and "a location has multiple meetings".
That's why, i can't link the databand2 (location) to the databand3 (meeting), i haven't got the option in the data relation parameter.

Do you have an idea how to proceed ?

Re: Databand linked to another databand via common relation

Posted: Fri Jun 02, 2023 9:43 am
by ulli82
I can't understand your problem. Can you explain it in more detail please?

Because this is the normal use case of master-detail reports: one instance with 1 or more related sub-instances.

Databand1: Source = Meeting
Databand2: Source = Location, Relation = Link from Location to Meeting, Master = Databand1
Databnad3: Source = Meeting, Relation = Link from Meeting to Location, Master = Databand2

Re: Databand linked to another databand via common relation

Posted: Tue Jun 06, 2023 10:58 pm
by Lech Kulikowski
Hello,

Perhaps, you need to use the HierarchicalBand component.

Thank you.