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changes.mady.by.user Lars Francke

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REPLACE COLUMNS removes all existing columns and adds the new set of columns. This can be done only for tables with native serde (DynamicSerDe or , MetadataTypedColumnsetSerDe, LazySimpleSerDe and ColumnarSerDe). Refer to SerDe section of User Guide for more information. REPLACE COLUMNS can also be used to drop columns. For example:

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