Unique, primary key, referential, check, and functional dependency constraints are supported. 惟一约束、主键约束、参照约束、检查约束和函数依赖约束在这里都受支持。
This table uses referential integrity constraints to ensure data validity. 这个表使用引用完整性约束确保数据的有效性。
This category of overhead includes CHECK constraint verification and foreign key constraint ( referential integrity ( RI)) verification. 这一类的开销包括检查约束验证和外键约束(参照完整性(RI))验证。
However, the referential integrity would not have been enforced. 不过,参照完整性将得不到保证。
Triggers, unlike referential and check constraints, can even be used to update other tables. 触发器并不像参照完整性约束和检查约束那样,我们甚至可以使用对其他表来进行更新。
This will not affect the referential integrity or primary-foreign key relationships between the tables in the membership database. 这不会影响到成员数据库中表格之间的主-外键关系。
Think of transaction handling and referential integrity. 考虑一下事务处理和引用完整性,就能够明白这有多么困难。
Specifically, you enable the referential integrity and cascade delete related records options. 具体地讲,启用“实施参照完整性”和“级联删除相关记录”选项。
The referential integrity update rule will be changed. 将更改参照完整性更新规则。
Referential integrity is not enforced in the relationships between data in the lists. 参照完整性不会对列表中的数据之间的关系强制实施。
These practices have positive inspiration and referential significance for the innovation and development of distance education in our country. 这些做法对我国远程教育的改革发展有着积极的启发和借鉴意义。
Referential integrity constraints enforce the relational structure of the database. 参照完整性约束可以加强数据库的关系结构。
The realization of referential metonymy in language is nouns in lexicon. 指称转喻是转喻的一个分支,用以区分述谓转喻和言外转喻。
This research result is of more important referential value to the infrared detection of space targets. 该研究结果对空间目标的红外探测具有比较重要的参考价值。
This is a referential method for the identification of Chinese drugs. 为中药材的鉴别提出一个参考方法。
The reading of pragmatic provides a good defence for referential vagueness. 语用解读为指称模糊性这种现象提供了一个很好的辩护。
It is of referential and warning values for the consideration of today's construction of political civilization. 它对于我们思考当今的政治文明建设提供了参考借鉴意义和批判警世价值。
Gramsci's theory has an important referential significance for the construction of China's contemporary culture and ideology. 葛兰西的理论观点对当代中国的文化和意识形态建设具有重要的借鉴意义。
The vacancy in vocabulary mainly exists in its referential and pragmatic connotation. 词汇的空缺主要是指称意义和语用意义的空缺,研究词汇的空缺及翻译对策十分必要。
Referential integrity is not enforced in the new list. 在新的列表中不会强制实施参照完整性。
It is referential to evaluate visual range of night vision system through analyzing the results. 计算结果对夜视系统视距估算的修正有较高的参考价值。
You can also set the join type, or enforce referential integrity and choose a cascade option. 还可以设置联接类型,或实施参照完整性,以及选择级联选项。
Complex as the MingQing Dynasty notes are, they are of important referential value for research to some extent. 明清笔记作品的内容庞杂,从量的意义上说,对后人的研究有着重要的参考价值。
In semantics, conceptual meaning ( sense), also called referential meaning, is the core of meaning. 在语义学中,词的概念意义是词义的核心,也就是所指意义。
Research contents in this paper have a certain referential significance for enterprises in reducing their financing cost. 本文的研究对企业在降低融资成本上具有一定程度的参考意义。
Referential integrity cannot be enforced on linked tables. 不能对链接表实施参照完整性。
Introspecting this period of history we set a referential historical coordination for the present. 反思这段历史,为我们今天树立一个具有参照意义的历史坐标。
This is the default referential integrity action. 这是缺省的参照完整性动作。
Conclusions obtained have certain referential value for parameters adjustment. 所得结果对参数调整及选择具有一定的参考价值。