Kyle Pope 0401a71fce Fix CompoundSelect chaining: use standalone union_all()
SQLAlchemy 2.0's select().union_all() returns a CompoundSelect which
cannot chain another .union_all(). Use the standalone union_all()
function to combine all three queries.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-03-16 20:39:40 +08:00
..
2026-02-15 16:13:41 +08:00