RAD Studio VCL Reference
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TParameter.DataType Property
TParameter Class | TParameter Members | ADODB Namespace | Description | See Also
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Indicates the type of value the parameter represents.

Pascal
property DataType: TDataType;
C++
__property TDataType DataType;
Description

Set DataType to reflect the data type of the value the parameter represents. The default value of DataType is ftUnknown. 

Read DataType to discover the type of data that was assigned to the parameter. Each possible value of DataType corresponds to a type of table field.

Copy Code
ADOStoredProc1.Parameters.Items[0].DataType := ftString;

 

Copy Code
ADOStoredProc1->Parameters->Items[0]->DataType = ftString;

 

See Also

Working with Stored Procedure Parameters 

Supplying Parameters at Design Time

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