[python][ray] Ray merge into support condition#8076

Merged

JingsongLi merged 7 commits into

apache:masterfrom

XiaoHongbo-Hope:ray_merge_into_support_condition

Jun 3, 2026

Commits on Jun 3, 2026

[ray] Support condition expressions in merge_into
XiaoHongbo-Hope
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[ray] Harden condition validation and simplify SessionContext
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[ray] Add datafusion to dev requirements
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[ray] Add test for duplicate source rows filtered by condition
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[ray] Validate condition column refs against source/target schema
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[ray] Skip condition tests when datafusion is not installed
XiaoHongbo-Hope
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[ray] Add missing skip decorator to target-ref rejection test
XiaoHongbo-Hope
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