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The "Hive/LanguageManual/DDL" page has been changed by JohnSichi. http://wiki.apache.org/hadoop/Hive/LanguageManual/DDL?action=diff&rev1=53&rev2=54 -------------------------------------------------- }}} ADD COLUMNS lets you add new columns to the end of the existing columns but before the partition columns. - REPLACE COLUMNS removes all existing columns and adds the new set of columns. This can be done only for native tables. Native tables are those tables that are created with DynamicSerDe or MetadataTypedColumnsetSerDe serdes. Refer to SerDe section of User Guide for more information. + 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). Refer to SerDe section of User Guide for more information. === Add Table Properties === {{{
