RAD Studio VCL Reference
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DRIntf.HasConstraints Function

Indicates whether there are any data constraints for a dataset stored in the Data Dictionary.

Pascal
function HasConstraints(Dataset: TDBDataset): Boolean;
C++
Boolean HasConstraints(TDBDataset Dataset);

DRIntf

Call HasConstraints to determine whether the Data Dictionary has any constraints recorded for the specified dataset. 

 

UpdateConstraints 

TDataSet 

TField 

UpdateDataset 

The Data Dictionary

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