Datasnap.Provider.TDataSetProvider.OnGetDataSetProperties
Delphi
property OnGetDataSetProperties: TGetDSProps read FGetDSProps write FGetDSProps;
C++
__property TGetDSProps OnGetDataSetProperties = {read=FGetDSProps, write=FGetDSProps};
Properties
| Type | Visibility | Source | Unit | Parent |
|---|---|---|---|---|
| event | published | Datasnap.Provider.pas Datasnap.Provider.hpp |
Datasnap.Provider | TDataSetProvider |
Description
Occurs when the provider adds additional information to a data packet it is creating.
Write an OnGetDataSetProperties event handler to include application-defined information in the data packets. This information can later be returned using the GetOptionalParam method of the client dataset that represents the data in the packet.
OnGetDataSetProperties is of type Datasnap.Provider.TGetDSProps.
Note: The following names are reserved and can't be used as the name for storing custom information:
|
UNIQUE_KEY |
DEFAULT_ORDER |
CHANGE_LOG |
SERVER_COL |
|
CONSTRAINTS |
DATASET_CONTEXT |
DATASET_DELTA |
LCID |
|
BDERECORD_X |
TABLE_NAME |
MD_FIELDLINKS |
UPDATEMODE |