integrity constraint的例句大全

A foreign-key constraint can implement referential integrity between parent and child tables.

外部索引键条件约束可于父和子资料表之间实作参考完整性.

The rule integrity constraint is an importance constitute part of management in deductive database.

完整性维护是演绎数据库管理中的重要组成部分.

A foreign key constraint allows you to define referential integrity between a parent and child table.

外键约束允许您定义父表和子表之间的引用完整性.

Integrity Constraint for Resource Space Model

资源空间模型的完整性约束理论

And, ( 4) the user-defined integrity constraint relevant to applications.

用户自定义的完整性约束。

The membership integrity constraint;

成员完整性约束；

The conversion process can retain the relational database's entity integrity constraint referential integrity constraint and most of customing integrity constraint.

转换过程可保留关系数据库的实体完整性约束、参照完整性约束和绝大部分的用户自定义完整性约束。

Both entity integrity and referential integrity based on primary key are two important kinds of constraint.

求解关系模式的候选键是关系模型设计的基础，基于关键字的实体完整性和引用完整性是最基本的约束，也是最重要的约束。

Delete a foreign key constraint when you want to remove the requirement to enforce referential integrity.

如果想要移除对强制引用完整性的要求,则可删除外键约束.

A foreign key is a constraint that enforces referential integrity.

外键是强制引用完整性的约束.