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@SELECT Šw¶”ԍ†, AVG(“_”)
@FROM “¾“_
@GROUP BY @@@‚@@@

ƒA@‰È–Ú HAVING AVG(“_”) >= 80

ƒC@‰È–Ú WHERE “_” >= 80

ƒE@Šw¶”ԍ† HAVING AVG(“_”) >= 80

ƒG@Šw¶”ԍ† WHERE “_” >= 80




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posted by ƒtƒ@[ƒXƒgƒ}ƒNƒ at 21:15| Comment(0) | R01HŠî–{î•ñ‹ZpŽÒ