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feat(polars): support is_in queries from uncorrelated tables #11442

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@cpcloud cpcloud commented Jul 6, 2025

Add support for isin-style queries on unrelated dataframes. I could not figure out a way to do this that does not trigger computation. Definitely open to alternative implementations here. cc @MarcoGorelli.

@github-actions github-actions bot added tests Issues or PRs related to tests polars The polars backend labels Jul 6, 2025
@github-actions github-actions bot added the sql Backends that generate SQL label Jul 8, 2025
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