enhancement: support alter modify columns' type and position #357
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Signed-off-by: yuxiqian <[email protected]>
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What type of PR is this：
Which issues of this PR fixes ：
Currently,
StarRocksCatalogsupports both adding and dropping columns in given tables, but doesn't allow modifying columns' type and position.This PR adds function
alterModifyColumnsinStarRocksCatalogand corresponding test case inStarRocksCatalogTestto fix this.Checklist: