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单词
nonkey attribute
释义
nonkey attribute
网络
非码属性;非键属性
网络释义
1.
非码属性
Ø 不包含在任何码中的属性称为非主属性(Nonprime Attribute)或
非码属性
(
Nonkey Attribute
)Ø 关系模式中,最简单的情况 …
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2.
非键属性
...式包括两条规则,首先数据必须满足第一范式,其次要求
非键属性
(
nonkey attribute
)和候选键属性之间必须满足一定的条件。
www.cnblogs.com
例句
随便看
irrigation layout plan
irrigation level
irrigation main
irrigation management
irrigation method
irrigation modulus
irrigation motor
irrigation network
irrigation norm
irrigation of abdominal cavity
irrigation of adbominal cavity
irrigation of agriculture
irrigation of anterior chamber
irrigation of bladder
irrigation of colon
Irrigation of enterostomy
irrigation of external auditory canal
Irrigation of indwelling urinary catheter
irrigation of lacrimal passage
irrigation of maxillary sinus
irrigation of nasal cavity
irrigation of paddy fields
Irrigation of peritoneal cavity
irrigation of rectum
Irrigation of ureteral catheter
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更新时间:2025/2/28 6:40:10