[python][ray] Support partial SET and INSERT in merge_into#8085

Merged

JingsongLi merged 8 commits into

apache:masterfrom

XiaoHongbo-Hope:ray_merge_into_support_mapping

Jun 4, 2026

Commits on Jun 3, 2026

[python][ray] Support partial SET and INSERT in merge_into
XiaoHongbo-Hope
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[ray] Auto-fill ON keys in partial insert and fix rename mapping
XiaoHongbo-Hope
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[ray] Add TypeError fallback in _resolve_spec_array
XiaoHongbo-Hope
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[ray] Do not remap explicit source refs by ON key rename
XiaoHongbo-Hope
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[ray] Add test for missing source col with renamed ON key
XiaoHongbo-Hope
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[ray] Clarify mapping spec docs for target ref and auto-fill
XiaoHongbo-Hope
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[ray] Simplify mapping spec docs
XiaoHongbo-Hope
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[ray] Rephrase explicit source ref test to avoid ON key mutation
XiaoHongbo-Hope
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