fix data loss in the rename column scenario#930
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cenkore wants to merge 1 commit intogithub:masterfrom
Open
fix data loss in the rename column scenario#930cenkore wants to merge 1 commit intogithub:masterfrom
cenkore wants to merge 1 commit intogithub:masterfrom
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context: #446
This PR fix a new rename column scenario, the original column in the
-alternot match the case in the metadata, data would loss.e.g. original column: name,
-alter:change Name aliasName ...Thank you!