净语言、高效单向数据约束力。
设置数据约束。
最少，我们需要约束匹配我们的数据模型。
At a minimum we need our constraints to match our data model.
可以对数据设置一些约束。
信息约束提供关于数据的更多信息，并支持更多的优化。
They provide more information about the data, and enable more optimization.
对其他的数据中心来说冷却成了一个大约束。
最后会加进如请求验证、安全GateKeepers与数据校验等约束。
Finally, constraints are applied such as request throttles, security GateKeepers and data validation.
email - address . xsd：EmailAddress类型约束数据为标准的电子邮件地址。
Email-address.xsd: The EmailAddress type constrains data to a standard E-mail address.
安全性约束类似于数据库中的“GRANT”语句。
Security constraints are similar to "GRANT" statements in the database.
如果要为具有唯一约束的列生成数据，则很可能会失败。
If you are generating data for columns that have unique constraints, it will likely fail.
约束是有助于保持表中数据的完整性的规则。
Constraints are rules that help preserve the integrity of data in a table.
相同的结构(表架构、关系和约束)和数据。
With the same structure table schemas, relations, and constraints and data as this.
但实际网络中数据传输速率最大化受到约束。
But the actual network data transmission rate under constraint.
可创建简单的约束表达式，用简单条件检查数据；
You can create a simple constraint expression to check data for a simple condition;
通过对人体运动数据加入物理约束，使人物运动符合常理。
By adding physical constraints, let the movement accord to common sense.
当保存表时，将在数据库中创建该唯一约束。
The unique constraint is created in the database when you save the table.
根据所定义的约束及运动类型，建立了适合于手势合成的手数据结构。
And also the motion composition based on the restriction has been studied.
根据所定义的约束及运动类型，建立了适合于手势合成的手数据结构。
And also the motion composition based on the restriction has been studied.
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