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Help：about Informix trigger (1 人正在瀏覽)

#66

Babyface (用戶)

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Help：about Informix trigger 2007/09/10 09:24	聲譽: 0
I want to write a insert trigger to complete the task: there a,c,c three columns, a is the primiry key, when insert a,b,c trigger working do: a = old a, b = (old b * 0.9) and c = old b HOW DO IT ?

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