| Class TDeltaDataSet (unit USQLProv) |
TClientDataSet
TDeltaDataSet
| Constructors |
| Functions |
function HasCurValues: Boolean;
procedure InitAltRecBuffers;
procedure InitCurValues(CurData: TDataSet);
function UpdateKind: TUpdateKind;
procedure DataEvent(Event: TDataEvent; Info: Longint);
function GetStateFieldValue(State: TDataSetState; Field: TField): Variant;
procedure InternalClose;
procedure InternalOpen;
procedure SetStateFieldValue(State: TDataSetState; Field: TField;
Value: Variant);| Properties |
property NewValuesModified : Boolean
property UseCurValues : Boolean| Events |
| Variables |
FCurRecBuf : PChar;
FNewValuesModified : Boolean;
FOldRecBuf : PChar;
FUseCurValues : Boolean;| Constructors |
| Functions |
function HasCurValues: Boolean;
procedure InitAltRecBuffers;
procedure InitCurValues(CurData: TDataSet);
function UpdateKind: TUpdateKind;Set a flag when any of the field's NewValue properties are modified
procedure DataEvent(Event: TDataEvent; Info: Longint);TDeltaDataSet
function GetStateFieldValue(State: TDataSetState; Field: TField): Variant;
procedure InternalClose;
procedure InternalOpen;
procedure SetStateFieldValue(State: TDataSetState; Field: TField;
Value: Variant);When reading an OldValue, return the CurValue instead if we have one
| Properties |
property NewValuesModified : Boolean
property UseCurValues : Boolean| Events |
| Variables |
FCurRecBuf : PChar;
FNewValuesModified : Boolean;
FOldRecBuf : PChar;
FUseCurValues : Boolean;