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A comment on A Tale of Query Optimization.
> I was extremely suspicious of the EXISTS optimization, since it changes the logic to exit early.
Does this this mean that if one has found an answer, it is somehow sensible thing not to return the answer right away?
> I was extremely suspicious of the EXISTS optimization, since it changes the logic to exit early.
Does this this mean that if one has found an answer, it is somehow sensible thing not to return the answer right away?