Support `columns_with_iterables` in the catalog json
Open
feature
- Dominant language
- Python
- Stars
- 164
- Forks
- 54
- PR merge metrics
- No merged PRs in 30d
Description
We should allow catalog creators to specify which columns have iterables (used for multi-variable columns)
**Describe the solution you'd like**
Add this into the spec/check for it in the catalog json
Contributor guide
Assessment
This issue has not been assessed yet.