alamb commented on issue #12075:
URL: https://github.com/apache/datafusion/issues/12075#issuecomment-2305071759

   We have similar special functions for this type of function in InfluxDB 
(needed to get the max by time, for example)
   
   We call them selector functions. Here are the docs 
https://docs.influxdata.com/influxdb/cloud-serverless/reference/sql/functions/selector/
   
   Here is the code
   
https://github.com/influxdata/influxdb3_core/blob/main/query_functions/src/selectors/internal.rs
   


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