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。

youdao

BICS instance documents contain a set of constraint structures, which are typed according to concrete constraint mechanisms.

BICS实例文档包含一组约束结构，其类型依赖于具体的约束机制。

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Constraint patterns 7 are predefined constraint expressions that can be instantiated and subsequently configured for developing constraints in a concise way.

约束模式[7]是可以被例化并随后配置的，用于简洁地开发约束的预定义的约束表达式。

youdao

The vehicle will be ready for multiple attempts; our only constraint is range,"

VOA: standard.2009.06.16

Instead, we have a certain energy, we have certain geometric constraints, we have a certain energy constraint and these fall out.

然而，我们有确定的能量，我们有某些几何约束，我们有某些能量约束。

麻省理工公开课 - 固态化学导论课程节选

Once you can see it and once you can step back from it, then you can also decide, "This pass is my filter. This pass is my constraint.

一旦你看到了它，一旦你能退一步思考它，你就能决定，这么走可以去伪存真，这么走会遇到困难。

斯坦福公开课 - Twitter之父Jack.Dorsey演讲：好奇和灵感的力量课程节选

The larger economic case is that while of course I agree that there is a real constraint on economic growth from resource depletion, I think that that as a binding constraint is a lot further away than many seem to realise.

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One big constraint is that Europe is in a straitjacket of its own making.

WSJ: In Small, Measured Steps, Europe Loosens Austerity

For Beck, who loves to amble around as he talks, it was an unwanted constraint.

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