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…tion for multi-thread safe (pingcap#685) The singleflight pattern ensures that for any given set of arguments, concurrent calls to the decorated function will only result in a single actual execution. Other threads with the same arguments will wait for the first execution to complete and then receive the same result, rather than triggering duplicate computations.
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The singleflight pattern ensures that for any given set of arguments,
concurrent calls to the decorated function will only result in a single
actual execution. Other threads with the same arguments will wait for
the first execution to complete and then receive the same result,
rather than triggering duplicate computations.