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Subquery Unnesting Bugs/missing features #188

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jurplel opened this issue Oct 24, 2024 · 0 comments

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bug

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jurplel commented Oct 24, 2024

More testing (+ unit tests)
Query plan correctness issues
- Datafusion plan typing issues
EXISTS clauses
IN clauses
ANY/ALL clauses
Correctness issue with COUNT(*) (requires adding left outer join to plan)
Support more pushdowns (e.g. limit, joins)
Optimizations from the paper are all missing (Out of scope?)

Here are some test subqueries from my development: https://pastebin.com/SJV9q03B

jurplel added the bug label

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