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Posted to github@arrow.apache.org by "berkaysynnada (via GitHub)" <gi...@apache.org> on 2023/04/03 12:20:43 UTC

[GitHub] [arrow-datafusion] berkaysynnada opened a new issue, #5844: Temporal node support for interval arithmetic

berkaysynnada opened a new issue, #5844:
URL: https://github.com/apache/arrow-datafusion/issues/5844

   ### Is your feature request related to a problem or challenge?
   
   Currently, interval arithmetic operations are not supported for temporal datatypes. It is especially necessary to be able to apply symmetric hash join over ordered timestamp columns, probably with some interval differences. 
   
   ### Describe the solution you'd like
   
   [Interval arithmetic](https://github.com/apache/arrow-datafusion/blob/main/datafusion/physical-expr/src/intervals/interval_aritmetic.rs) and [cp solver](https://github.com/apache/arrow-datafusion/blob/main/datafusion/physical-expr/src/intervals/cp_solver.rs) are modified to handle timestamp and interval types. In [datetime.rs](https://github.com/apache/arrow-datafusion/blob/main/datafusion/physical-expr/src/expressions/datetime.rs), there is an evalute_array function where elements of an array is computed from an array and a scalar value. The scope of that evaluation is extended.
   
   ### Describe alternatives you've considered
   
   -
   
   ### Additional context
   
   -


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[GitHub] [arrow-datafusion] mustafasrepo closed issue #5844: Temporal datatype support for interval arithmetic

Posted by "mustafasrepo (via GitHub)" <gi...@apache.org>.
mustafasrepo closed issue #5844: Temporal datatype support for interval arithmetic
URL: https://github.com/apache/arrow-datafusion/issues/5844


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