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fix: harden column lineage resolution and performance #14

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fix: harden column lineage resolution and performance #14

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56677a0
fix: make column mapping order deterministic
eitsupi Aug 22, 2026
e8e4790
fix: stop fabricating column origins for unresolved columns
eitsupi Aug 22, 2026
38149bf
fix: classify source-free aggregate calls correctly (COUNT(*))
eitsupi Aug 23, 2026
c8d841a
fix: resolve set operations after star expansion
eitsupi Aug 23, 2026
dd38941
fix: preserve unknown set operation shapes
eitsupi Aug 23, 2026
2e01ae3
fix: preserve lineage through projection scopes
eitsupi Aug 23, 2026
23cbb46
style: apply current rustfmt
eitsupi Aug 23, 2026
9a0e371
fix: preserve leading set-operation output names
eitsupi Aug 23, 2026
757e532
perf: memoize scope mappings during resolution
eitsupi Aug 23, 2026
a612e01
fix: expand qualified alias stars from catalog
eitsupi Aug 23, 2026
968ed01
fix: resolve compound field access ancestry
eitsupi Aug 23, 2026
17cee6e
fix: resolve UNNEST value-table lineage
eitsupi Aug 23, 2026
360e1e7
fix: resolve structured field references
eitsupi Aug 24, 2026
deb8ab5
fix: preserve unbound qualified references
eitsupi Aug 24, 2026
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3 changes: 2 additions & 1 deletion sqllineage-python/sqllineage.pyi
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Original file line number Diff line number Diff line change
Expand Up @@ -17,7 +17,8 @@ class ColumnOrigin:

Check ``kind`` to determine the variant:
- ``"concrete"``: ``table`` and ``column`` are set.
- ``"ambiguous"``: ``column`` and ``candidates`` are set.
- ``"ambiguous"``: ``column`` and ``candidates`` are set. ``candidates``
may be an empty list when the column is unresolved.
- ``"wildcard"``: ``table`` is set.
- ``"recursive"``: ``base_sources`` is set.
"""
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