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For which reasons (Features/points) binary relationship is better than ternary one in Database ER modeling? I got something by searching in website but those are not precise and meaningful!

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Better is what describes your real entities more accurately. –  ypercube Jan 30 '13 at 13:11
Could you give an example where you'd find a ternary relationship necessary? –  dezso Jan 30 '13 at 14:14

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