RAD Studio VCL Reference
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TCheckConstraints Class

TCheckConstraints contains a collection of check constraints for a dataset component.

Pascal
TCheckConstraints = class(TCollection);
C++
class TCheckConstraints : public TCollection;

DB

BDE-enabled and c Client dataset components support check constraints that define the values that can be entered into a single record. The TCheckConstraints object maintains the collection of check constraints that apply to a given dataset. 

 

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