Bases: how to filter for open tasks?

[SiliasOS]

What I’m trying to do

I want to filter for open tasks in certain files and can’t find a solution for that in the doc.
Can anybody help me with that?

Things I have tried

=> doesn’t work

[Guapa]

Where does it say in the help docs that Bases reads tasks in files? Where has that syntax come from? Or is the task stored in Properties?

Bases syntax - Obsidian Help

There are three kinds of properties used in bases:

1. Note properties, stored in frontmatter of Markdown files.
2. File properties, accessible for all file types.
3. Formula properties, defined in the .base file itself (see above).

[Dmitry_Fert]

This functionality doesn’t exist. I requested it to be added here:

Bases: file.tasks property

Use case or problem Currently, there’s no way to access task-related information directly in bases. For example, I would like to see how many tasks are in a note, how many are completed, how many are still open, etc. This would allow me, for instance, to add a column in a project list in bases that shows whether there’s an unfinished task with the tag “next action.” That way, I can immediately spot projects where the next step is not yet defined. Proposed solution Add a new property file.tasks …