Datasnap.Provider.TDataSetProvider.OnUpdateError
Delphi
property OnUpdateError: TResolverErrorEvent read FOnUpdateError write FOnUpdateError;
C++
__property OnUpdateError;
Properties
| Type | Visibility | Source | Unit | Parent |
|---|---|---|---|---|
| event | published | Datasnap.Provider.pas Datasnap.Provider.hpp |
Datasnap.Provider | TDataSetProvider |
Description
Occurs when a provider can't update a record because of an error condition. {{#multireplace:Datasnap.Provider.TDataSetProvider.OnUpdateError|H21=!|H25=%|H28=(|H29=)|H2A=*|H2B=+|H2F=/|H3C=<|H3D==|H3E=>|H5B=[|H5D=]|H5E=^|H7C=|}} inherits from {{#multireplace:Datasnap.Provider.TBaseProvider.OnUpdateError|H21=!|H25=%|H28=(|H29=)|H2A=*|H2B=+|H2F=/|H3C=<|H3D==|H3E=>|H5B=[|H5D=]|H5E=^|H7C=|}}. All content below this line refers to {{#multireplace:Datasnap.Provider.TBaseProvider.OnUpdateError|H21=!|H25=%|H28=(|H29=)|H2A=*|H2B=+|H2F=/|H3C=<|H3D==|H3E=>|H5B=[|H5D=]|H5E=^|H7C=|}}.
Occurs when a provider can't update a record because of an error condition.
Write an OnUpdateError event handler to respond to error conditions that arise when the provider applies a client dataset's updates. The OnUpdateError event handler is called for each record that can't be updated.
Warning: The provider can't detect when an update conflicts with another user's changes to a memo field. This situation will not generate an OnUpdateError event.
OnUpdateError is an event handler of type Datasnap.Provider.TResolverErrorEvent.