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[EPIC] A collection of issues for supporting the MAP DataType #11429
Description
Is your feature request related to a problem or challenge?
Arrow contains a MapArray
DataFusion has incomplete support for this type; This ticket tracks adding new fetures.
Please add comments / etc if you file additional tickets related to map and I'll add them to the description
Issues
- Filter crashes when the input schema contains a map #8262
- Create a scalar from array of type Map #6485
- Support Map as a ScalarValue #11128
- Implement a scalar function for creating ScalarValue::Map #11268
- Implement the rewrite from the Map literal to Map function #11434
- Document the Map function in the documentation #11435
- Support Arrays for the Map scalar functions #11436
- Enforce the uniqueness of map key name for the map/make_map function #11437
- Easier Dataframe API for
map#11546 - Support Map literal syntax for DuckDB and Generic datafusion-sqlparser-rs#1344
- Support
map_keysfunction for Map type #12147 - Support
map_valuesfor MAP type #12148
Activity
goldmedal commentedon Jul 12, 2024
I have created the follow-up issues for #11268:
alamb commentedon Jul 12, 2024
Awesome -- thank you @goldmedal -- I added them to the ticket description too (as I think this then generates back links on the issues themselves to the epic)
goldmedal commentedon Jul 19, 2024
I guess it's also related to this epic
map#11546Weijun-H commentedon Aug 24, 2024
related
map_keysfunction for Map type #12147map_valuesfor MAP type #12148alamb commentedon Aug 12, 2025
It looks to me like we have completed most of the planned work here and it is no longer active so closing it down to clean up our tickets a bit. Thanks again everyone