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FireDAC.Comp.Client.TFDCommand Methods

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InheritedProtected
_AddRefprotectedCalled when an application uses a component interface.
_ReleaseprotectedCalled when an application releases a component interface.
AbortJobpublicUse the AbortJob method to abort the current command operation.
AcquireConnectionpublicAcquires the reference to the actual connection object.
AfterConstructionpublicResponds after the last constructor has executed.
AfterReuseprotected
AssignpublicCopies the contents of another similar object.
AssignToprotectedCopies the properties of an object to a destination object.
AsyncScheduleprotectedSchedules asynch method calls.
BeforeDestructionpublicPerforms any necessary actions before the first destructor is called.
BeforeReuseprotected
BeginInvokepublicPerforms an asynchronous call to the method specified by either AProc or AFunc.
CanObserveprotected
ChangeNameprotectedSets the private, internal storage for the Name property to the string passed in NewName.
CheckDisposedprotected
ClassInfopublicReturns a pointer to the run-time type information (RTTI) table for the object type.
ClassNamepublicReturns a string indicating the type of the object instance (as opposed to the type of the variable passed as an argument).
ClassNameIspublicDetermines whether an object is of a specific type.
ClassParentpublicReturns the type of the immediate ancestor of a class.
ClassTypepublicReturns the class reference for the object's class.
CleanupInstancepublicPerforms finalization on long strings, variants, and interface variables within a class.
ClosepublicCloses the current cursor of the command.
CloseAllpublicCloses all command cursors.
CloseStreamspublic
Createpublic
DefaultHandlerpublicProvides the interface for a method that processes message records.
DefinepublicDefines the structure of the DatS table.
DefinePropertiesprotected
Destroypublic
DestroyComponentspublicDestroys all owned components.
DestroyingpublicIndicates that the component and its owned components are about to be destroyed.
DisconnectpublicReleases the DBMS resources, used by this command.
DispatchpublicCalls message-handling methods for the object, based on the contents of the Message parameter.
DisposeOfpublicDisposeOf forces the execution of the destructor code in an object.
DoAfterCloseprotected
DoAfterExecuteprotected
DoAfterFetchprotected
DoAfterOpenprotected
DoAfterPrepareprotected
DoAfterUnprepareprotected
DoBeforeCloseprotected
DoBeforeExecuteprotected
DoBeforeFetchprotected
DoBeforeOpenprotected
DoBeforePrepareprotected
DoBeforeUnprepareprotected
EndFunctionInvokepublicBlocks the caller until the specified ASyncResult completes.
EndInvokepublicBlocks the caller until the specified ASyncResult completes.
EqualspublicChecks whether the current instance and the Obj parameter are equal.
ExecutepublicExecutes the SQL command.
ExecuteActionpublicExecutes an action.
FetchpublicFetches rows from the current command cursor.
FieldAddresspublicReturns the address of a published object field.
FillParamspublicFills the Params collection.
FindComponentpublicIndicates whether a given component is owned by the component.
FindMacropublicReturns a macro according to its name.
FindParampublicFinds the parameter in the Params property by a given name.
FreepublicDestroys an object and frees its associated memory, if necessary.
FreeInstancepublicDeallocates memory allocated by a previous call to the NewInstance method.
FreeNotificationpublicEnsures that AComponent is notified that the component is going to be destroyed.
FreeOnReleasepublicFrees the interface reference for components that were created from COM classes.
GetChildOwnerprotectedReturns the owner of a child component being read from a stream.
GetChildParentprotectedReturns the parent or, if there is no parent, returns the owner of a child component being read from a stream.
GetChildrenprotectedEnumerates all child components.
GetConnectionpublicReturns the connection object.
GetDeltaStreamsprotected
GetDisposedprotectedGetter for the Disposed property.
GetEnumeratorpublicReturns a TComponent enumerator.
GetHashCodepublicReturns an integer containing the hash code.
GetIDsOfNamesprotectedMaps a single member and an optional set of argument names to a corresponding set of integer dispatch identifiers (dispIDs).
GetInterfacepublicRetrieves a specified interface.
GetInterfaceEntrypublicReturns the entry for a specific interface implemented in a class.
GetInterfaceTablepublicReturns a pointer to a structure containing all of the interfaces implemented by a given class.
GetNameprotected
GetNamePathpublicReturns a string used by the Object Inspector.
GetObserversprotectedGetter of Observers.
GetOwnerprotectedReturns the owner of a component.
GetParentprotected
GetParentComponentpublicReturns the containing component.
GetTypeInfoprotectedRetrieves the type information for an object.
GetTypeInfoCountprotectedReturns the number of type information interfaces that an object provides (either 0 or 1).
HandleExceptionprotected
HandleFinishedprotected
HandleUnprepareprotected
HasParentpublicVerifies whether the component has a parent.
InheritsFrompublicDetermines the relationship of two object types.
InitInstancepublicInitializes a newly allocated object instance to all zeros and initializes the instance's virtual method table pointer.
InsertComponentpublicEstablishes the component as the owner of a specified component.
InstanceSizepublicReturns the size in bytes of each instance of the object type.
InternalCloseprotected
InternalCreateCommandIntfprotected
InternalExecuteprotected
InternalExecuteFinishedprotected
InternalOpenprotected
InternalOpenFinishedprotected
InternalPrepareprotected
InternalUnprepareprotected
InvokeprotectedProvides access to Automation properties and methods when the component wraps an Automation object.
IsImplementorOfpublicIndicates whether the component implements a specified interface.
Loadedprotected
MacroByNamepublicReturns a macro according to its name.
MethodAddresspublicReturns the address of a class method by name.
MethodNamepublicReturns the name of a class method by address.
NewInstancepublicAllocates memory for an instance of an object type and returns a pointer to that new instance.
NextRecordSetpublicMoves to the next cursor, returned by the SQL command.
Notificationprotected
ObserverAddedprotected
OpenpublicExecutes the SQL command, and returns the cursor.
OpenOrExecutepublicExecutes the SQL command, and optionally returns the cursor.
operator []public
operator ()public
PaletteCreatedprotectedResponds when the component is created from the component palette.
ParamByNamepublicReturns a parameter by its name.
PreparepublicPrepares the SQL command for execution.
QualifiedClassNamepublicReturns the qualified name of the class.
QueryInterfaceprotectedReturns a reference to a specified interface if the current component supports that interface.
ReadStateprotectedReads the state of the component.
ReferenceInterfacepublicEstablishes or removes internal links that cause this component to be notified when the implementer of a specified interface is destroyed.
ReleaseConnectionpublicReleases the reference to the actual connection object.
RemoveComponentpublicRemoves a specified component specified from the component's Components list.
RemoveFreeNotificationpublicDisables the destruction notification that was enabled by FreeNotification.
RemoveFreeNotificationsprotectedNotifies all owned components of the owner component's imminent destruction.
SafeCallExceptionpublicHandles exceptions in methods declared using the safecall calling convention.
SetAncestorprotectedClears or sets csAncestor state in the component's ComponentState property.
SetChildOrderprotectedSets the visual ordering of a child control.
SetDesigningprotectedEnsures that components inserted at design time have their design-mode flag set.
SetDesignInstanceprotectedEnsures that components inserted at design time have their design-mode flag set.
SetInlineprotectedSets the csInline bit of the component's ComponentState property.
SetNameprotectedSets the value of the Name property.
SetOwnerprotected
SetParentComponentprotectedSets the parent component.
SetSubComponentpublicIdentifies whether the component is a subcomponent.
SetTransactionprotected
ToStringpublicReturns a string containing the class name.
Tracepublic
UnitNamepublicReturns the name of the unit where the class is defined.
UnitScopepublicReturns the class's unit scope.
UnpreparepublicReleases the SQL command's resources.
UpdateActionpublicUpdates the state of an action.
UpdatedprotectedClears the csUpdating state in the component's ComponentState property when the component finishes updating.
UpdateRegistryprotectedProvides the interface for a method that adds type library and version information to the Registry on components that implement COM interfaces.
UpdatingprotectedSets the csUpdating state in the component's ComponentState property.
ValidateContainerprotectedDetermines whether an object can be inserted into a container.
ValidateInsertprotectedProvides the interface for a method that validates a child component before it is inserted.
ValidateRenameprotectedEnsures that renaming an owned component does not create a name conflict.
WriteStateprotectedWrites the state of the component.


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