Test

Refactor relational queries #2330

Job	Run time
test (macos-latest, 3.14, allow, prerelease)	2m 58s
test (windows-latest, 3.11, 2025.12.0, min dask)	6m 18s
test (ubuntu-latest, 3.11, latest)	4m 11s
test (ubuntu-latest, 3.14, latest)	2m 41s
test (macos-latest, 3.11, latest)	4m 19s
test (windows-latest, 3.14, latest)	3m 55s
	24m 22s

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