UDFs should support arguments the same way that queries can be parameterized.
This entails mostly figuring out where the argument is used and how (there are restrictions because it needs to be able to turn into a key in a map), then ensuring that the column it got compared to survives until the end of the query.
UDFs should support arguments the same way that queries can be parameterized.
This entails mostly figuring out where the argument is used and how (there are restrictions because it needs to be able to turn into a key in a map), then ensuring that the column it got compared to survives until the end of the query.