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单词
normal form,NF
释义
normal form,NF
Encyclopedia
理学
数据库系统设计
释
normal form,NF
关系范式
符合某一种级别要求的关系模式的集合。简称范式(normal form)。英文缩写NF。
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Sergey Mikhaylovich Lyapunov
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Sergey Semionovich Namiotkin
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Sergey Vasilyevich Lebedev
Sergey Vladimirovich Ilyushin
Sergey Vladimirovich Mikhalkov
Sergi Belbel
Sergio Corazzini
Sergio Pininfarina
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Sergiu Nicolaescu
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