optimizing single-row queries infinite tables mysql


i am traffic mysql tables radically law raytracing simulations unnatural business room unparalleled venetian blind. i wholly need collect simulation's outcome unparalleled multiple blind's settings. i finish adult doing lot of



select outcome law where timestamp='2005-05-05 12:30:25' \
         opening=40 slatangle=60


this looks suspiciously optimizable, given query should never ever relapse some-more row. does clarity interpretation an index 3 columns singly brand any row? there techniques i use?



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