Domain Constraint的意思|示意

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领域约束


Domain Constraint的网络常见释义

域限制 ( 1)定义 域限制 ( Domain Constraint ): 资料库中每个关聯的每笔序列值 的各个属性值必须是该属性定义域裡的

定义域限制 实体完整性(Entity integrity) 主键不可空值 参考完整性(Referance integrity) 定义域限制(Domain constraint)

域约束 域约束(domain constraint)确保了实体的有效值。例如,在与银行业相关的数据库中,可以有这样一个约束规定,即任何事务中提款的数量要始终小于或等于顾客账...

Domain Constraint相关短语

1、 domain integrity constraint 域完整性约束 ; 领域完整性限制

2、 constraint domain 约束区域

3、 constraint domain principle 约束主导原理

Domain Constraint相关例句

Alternatively, it could be documented in the description of the domain concept "Customer" as a constraint.

另外,该特性可能作为约束编制进领域概念“Customer”的描述中。

The smoothness constraint method of image restoration in frequency domain and its practical application in the remote sensing field are emphasized.

重点研究了频域平滑约束复原方法以及该方法在遥感领域中的实际应用。

The ontology represented the domain knowledge of heart valve disease by constructing the inheritance, constraint and instance relation between concepts.

通过建立概念、概念之间的继承、约束、实例关系表达了心瓣膜疾病的领域知识。

This paper shows a new domain in which constraint programming can be exploited as model verification and validation.

本文同时揭示了限制编程的一个新的应用领域模型验证。

According to the constraint conditions on boundaries, dynamic characteristic equations of the thin assembled plate structure on the boundary and in the domain are deduced.

为了避免求域内项的积分,将上述两个方程进行联立求解,快速、准确地得到薄板结构的频率方程表达式。