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Queries returning duplicate column names fail with ArrowInvalid: Can't unify schema with duplicate field names since 4.2.6 (#989) - #995

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mehmetcankurt merged 4 commits into
mainfrom
ai/issue-989
Oct 23, 2026
Merged

mehmetcankurt merged 4 commits into
mainfrom
ai/issue-989

Skip duplicate-column concat test when pyarrow is not installed

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Driver Integration Test / Python Integration Tests succeeded Oct 23, 2026 in 0s

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