### Is your feature request related to a problem or challenge? Discussed in https://github.com/apache/datafusion/pull/20228#discussion_r2787267388 With `HashJoinExecBuilder` it resets runtime variables such as the dynamic filter. ### Describe the solution you'd like Add documentation to clarify when the builder should be used. ### Describe alternatives you've considered _No response_ ### Additional context _No response_
Activity
jonathanc-n commentedon Feb 10, 2026
cc @askalt Would you be interested in doing this one?
askalt commentedon Feb 10, 2026
take
Improve hash join exec builder
Improve hash join exec builder
Improve hash join exec builder
Improve hash join exec builder
Improve `HashJoinExecBuilder` to save state from previous fields (#20276
Improve `HashJoinExecBuilder` to save state from previous fields (apa…