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Which issue does this PR close?

Part of #14660

Rationale for this change

Depends on #17278

sqlparser 0.58 released with support for parsing pipe operators.
Let's see if we can make Datafusion support executing them.

What changes are included in this PR?

Support for the following pipe operators

  • AS
  • UNION
  • INTERSECTION
  • EXCEPT
  • AGGREGATE

Are these changes tested?

Yes, I have added SLT tests

Are there any user-facing changes?

Yes, if the dialect is set to one that supports pipe operators, those can then be executed.

@github-actions github-actions bot added documentation Improvements or additions to documentation sql SQL Planner sqllogictest SQL Logic Tests (.slt) labels Aug 24, 2025
@simonvandel simonvandel mentioned this pull request Aug 21, 2025
18 tasks
@simonvandel simonvandel force-pushed the support-pipe-operators-2 branch from 4036bd5 to e5f59c3 Compare August 25, 2025 20:58
@simonvandel simonvandel force-pushed the support-pipe-operators-2 branch from e5f59c3 to fe90ebf Compare August 26, 2025 15:40
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