swapping buttress values mysql


i have mysql list coordinates, buttress names x y. i wish barter buttress values table, x becomes y y becomes x. many apparent fortitude renaming columns, nonetheless i don't wish structure changes given i don't indispensably have permissions that.



is illusory update way? update list set x=y, y=x apparently won't i want.





edit: greatfully note limitation permissions, mentioned above, effectively prevents change list commands change table/database structure. renaming columns adding new ones unfortunately options.



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