alamb commented on issue #15465:
URL: https://github.com/apache/datafusion/issues/15465#issuecomment-2759430803

   > > However that function does timestamp validation and potentially slows 
down queries and prevents other optimizations (for example what 
[@adriangb](https://github.com/adriangb) is doing in 
[#15301](https://github.com/apache/datafusion/pull/15301))
   > 
   > I'm very curious about why this optimization is being blocked.
   
   I think it is because we don't have the analysis to translate the 
`min(to_timestamp_seconds(column))` into a `column < [current topk min heap 
value]`


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