[fix] clarify partial column update params for different import methods#3423
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bobhan1 wants to merge 1 commit intoapache:masterfrom
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[fix] clarify partial column update params for different import methods#3423bobhan1 wants to merge 1 commit intoapache:masterfrom
bobhan1 wants to merge 1 commit intoapache:masterfrom
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…ethods Clarify that session variable `enable_unique_key_partial_update` controls INSERT INTO imports, while `partial_columns` parameter controls Stream Load and other import methods. This fixes the ambiguous description from PR apache#3248. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
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Summary
enable_unique_key_partial_updatecontrols INSERT INTO importspartial_columnsparameter controls Stream Load and other import methodsChanges
Updated the partial column update description in
update-overview.mdacross all 8 files (EN/ZH, all versions: latest, 2.1, 3.x, 4.x).Test plan
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