This type is used for the E:Devart.Dac.TVirtualDataSet.OnGetFieldValue event.
TOnGetFieldValueEvent = procedure (Sender: TObject; Field: TField; RecNo: Integer; out Value: Variant) of object;
An object that raised the event.
The field, which data has to be returned.
The number of the record, which data has to be returned.
Requested field value.