TDataSet Methods

The methods of the TDataSet class are listed here.

	Name	Description
	ActivateBuffers	This is ActivateBuffers, a member of class TDataSet.
	AllocRecordBuffer	This is AllocRecordBuffer, a member of class TDataSet.
	BindFields	This is BindFields, a member of class TDataSet.
	BlockReadNext	This is BlockReadNext, a member of class TDataSet.
	BookmarkAvailable	This is BookmarkAvailable, a member of class TDataSet.
	CalculateFields	This is CalculateFields, a member of class TDataSet.
	CheckActive	This is CheckActive, a member of class TDataSet.
	CheckBiDirectional	This is CheckBiDirectional, a member of class TDataSet.
	CheckFieldCompatibility	This is CheckFieldCompatibility, a member of class TDataSet.
	CheckInactive	This is CheckInactive, a member of class TDataSet.
	ClearBuffers	This is ClearBuffers, a member of class TDataSet.
	ClearCalcFields	This is ClearCalcFields, a member of class TDataSet.
	CloseBlob	This is CloseBlob, a member of class TDataSet.
	CloseCursor	This is CloseCursor, a member of class TDataSet.
	CreateFields	This is CreateFields, a member of class TDataSet.
	CreateNestedDataSet	This is CreateNestedDataSet, a member of class TDataSet.
	DataConvert	This is DataConvert, a member of class TDataSet.
	DataEvent	This is DataEvent, a member of class TDataSet.
	DefChanged	This is DefChanged, a member of class TDataSet.
	DestroyFields	This is DestroyFields, a member of class TDataSet.
	DoAfterCancel	This is DoAfterCancel, a member of class TDataSet.
	DoAfterClose	This is DoAfterClose, a member of class TDataSet.
	DoAfterDelete	This is DoAfterDelete, a member of class TDataSet.
	DoAfterEdit	This is DoAfterEdit, a member of class TDataSet.
	DoAfterInsert	This is DoAfterInsert, a member of class TDataSet.
	DoAfterOpen	This is DoAfterOpen, a member of class TDataSet.
	DoAfterPost	This is DoAfterPost, a member of class TDataSet.
	DoAfterRefresh	This is DoAfterRefresh, a member of class TDataSet.
	DoAfterScroll	This is DoAfterScroll, a member of class TDataSet.
	DoBeforeCancel	This is DoBeforeCancel, a member of class TDataSet.
	DoBeforeClose	This is DoBeforeClose, a member of class TDataSet.
	DoBeforeDelete	This is DoBeforeDelete, a member of class TDataSet.
	DoBeforeEdit	This is DoBeforeEdit, a member of class TDataSet.
	DoBeforeInsert	This is DoBeforeInsert, a member of class TDataSet.
	DoBeforeOpen	This is DoBeforeOpen, a member of class TDataSet.
	DoBeforePost	This is DoBeforePost, a member of class TDataSet.
	DoBeforeRefresh	This is DoBeforeRefresh, a member of class TDataSet.
	DoBeforeScroll	This is DoBeforeScroll, a member of class TDataSet.
	DoOnCalcFields	This is DoOnCalcFields, a member of class TDataSet.
	DoOnNewRecord	This is DoOnNewRecord, a member of class TDataSet.
	FieldByNumber	This is FieldByNumber, a member of class TDataSet.
	FindRecord	This is FindRecord, a member of class TDataSet.
	FreeFieldBuffers	This is FreeFieldBuffers, a member of class TDataSet.
	FreeRecordBuffer	This is FreeRecordBuffer, a member of class TDataSet.
	GetAggFieldsClass	This is GetAggFieldsClass, a member of class TDataSet.
	GetAggRecordCount	This is GetAggRecordCount, a member of class TDataSet.
	GetAggregateValue	This is GetAggregateValue, a member of class TDataSet.
	GetBookmarkData	This is GetBookmarkData, a member of class TDataSet.
	GetBookmarkFlag	This is GetBookmarkFlag, a member of class TDataSet.
	GetBookmarkStr	This is GetBookmarkStr, a member of class TDataSet.
	GetCalcFields	This is GetCalcFields, a member of class TDataSet.
	GetCanModify	This is GetCanModify, a member of class TDataSet.
	GetCheckConstraintsClass	This is GetCheckConstraintsClass, a member of class TDataSet.
	GetChildren	Enumerates all child components.
	GetDataSource	This is GetDataSource, a member of class TDataSet.
	GetFieldClass	This is the overview for the GetFieldClass method overload.
	GetFieldDefListClass	This is GetFieldDefListClass, a member of class TDataSet.
	GetFieldDefsClass	This is GetFieldDefsClass, a member of class TDataSet.
	GetFieldFullName	This is GetFieldFullName, a member of class TDataSet.
	GetFieldListClass	This is GetFieldListClass, a member of class TDataSet.
	GetFieldsClass	This is GetFieldsClass, a member of class TDataSet.
	GetIndexDefs	This is GetIndexDefs, a member of class TDataSet.
	GetIndexDefsClass	This is GetIndexDefsClass, a member of class TDataSet.
	GetIsIndexField	This is GetIsIndexField, a member of class TDataSet.
	GetLookupListClass	This is GetLookupListClass, a member of class TDataSet.
	GetNextRecord	This is GetNextRecord, a member of class TDataSet.
	GetNextRecords	This is GetNextRecords, a member of class TDataSet.
	GetParamsClass	This is GetParamsClass, a member of class TDataSet.
	GetPriorRecord	This is GetPriorRecord, a member of class TDataSet.
	GetPriorRecords	This is GetPriorRecords, a member of class TDataSet.
	GetRecNo	This is GetRecNo, a member of class TDataSet.
	GetRecord	This is GetRecord, a member of class TDataSet.
	GetRecordCount	This is GetRecordCount, a member of class TDataSet.
	GetRecordSize	This is GetRecordSize, a member of class TDataSet.
	GetStateFieldValue	This is GetStateFieldValue, a member of class TDataSet.
	InitFieldDefs	This is InitFieldDefs, a member of class TDataSet.
	InitFieldDefsFromFields	This is InitFieldDefsFromFields, a member of class TDataSet.
	InitRecord	This is InitRecord, a member of class TDataSet.
	InternalAddRecord	This is InternalAddRecord, a member of class TDataSet.
	InternalCancel	This is InternalCancel, a member of class TDataSet.
	InternalClose	This is InternalClose, a member of class TDataSet.
	InternalDelete	This is InternalDelete, a member of class TDataSet.
	InternalEdit	This is InternalEdit, a member of class TDataSet.
	InternalFirst	This is InternalFirst, a member of class TDataSet.
	InternalGotoBookmark	This is InternalGotoBookmark, a member of class TDataSet.
	InternalHandleException	This is InternalHandleException, a member of class TDataSet.
	InternalInitFieldDefs	This is InternalInitFieldDefs, a member of class TDataSet.
	InternalInitRecord	This is InternalInitRecord, a member of class TDataSet.
	InternalInsert	This is InternalInsert, a member of class TDataSet.
	InternalLast	This is InternalLast, a member of class TDataSet.
	InternalOpen	This is InternalOpen, a member of class TDataSet.
	InternalPost	This is InternalPost, a member of class TDataSet.
	InternalRefresh	This is InternalRefresh, a member of class TDataSet.
	InternalSetToRecord	This is InternalSetToRecord, a member of class TDataSet.
	IsCursorOpen	This is IsCursorOpen, a member of class TDataSet.
	Loaded	Initializes the component after the form file has been read into memory.
	OpenCursor	This is OpenCursor, a member of class TDataSet.
	OpenCursorComplete	This is OpenCursorComplete, a member of class TDataSet.
	OpenParentDataSet	This is OpenParentDataSet, a member of class TDataSet.
	PSEndTransaction	Ends a transaction that was started by a call to PSStartTransaction.
	PSExecute	Executes the SQL command associated with the dataset.
	PSExecuteStatement	This is the overview for the PSExecuteStatement method overload.
	PSGetAttributes	Returns information that is stored in data packets as Name/Value pairs.
	PSGetCommandText	Gets the SQL command to be executed by PSExecute.
	PSGetCommandTextW	This is PSGetCommandTextW, a member of class TDataSet.
	PSGetCommandType	Gets the command type to be executed by PSExecute.
	PSGetDefaultOrder	Returns the definition of an index that imposes the default order on the data included in data packets.
	PSGetIndexDefs	Returns the definitions of all specified indexes defined for the dataset.
	PSGetKeyFields	Returns the names of all fields required to uniquely identify records in the data packet.
	PSGetKeyFieldsW	This is PSGetKeyFieldsW, a member of class TDataSet.
	PSGetParams	Returns the current parameter values of the dataset.
	PSGetQuoteChar	Returns the character or characters to use in generated SQL statements to enclose quoted strings.
	PSGetQuoteCharW	This is PSGetQuoteCharW, a member of class TDataSet.
	PSGetTableName	Returns the name of the dataset table that appears in generated SQL statements.
	PSGetTableNameW	This is PSGetTableNameW, a member of class TDataSet.
	PSGetUpdateException	Generates an EUpdateError object based on another exception object.
	PSInTransaction	Indicates whether actions against the dataset occur in the context of a transaction.
	PSIsSQLBased	Indicates whether the dataset includes native SQL support.
	PSIsSQLSupported	Indicates whether the dataset can execute SQL statements.
	PSReset	Resets the dataset so that it is positioned on the first record.
	PSSetCommandText	This is the overview for the PSSetCommandText method overload.
	PSSetParams	Assigns the specified parameter values to the dataset.
	PSStartTransaction	Starts a transaction that encapsulates all activity until a call to PSEndTransaction.
	PSUpdateRecord	Applies a single update to the underlying database table or tables.
	RefreshInternalCalcFields	This is RefreshInternalCalcFields, a member of class TDataSet.
	ResetAggField	This is ResetAggField, a member of class TDataSet.
	RestoreState	This is RestoreState, a member of class TDataSet.
	SetActive	This is SetActive, a member of class TDataSet.
	SetBlockReadSize	This is SetBlockReadSize, a member of class TDataSet.
	SetBookmarkData	This is SetBookmarkData, a member of class TDataSet.
	SetBookmarkFlag	This is SetBookmarkFlag, a member of class TDataSet.
	SetBookmarkStr	This is SetBookmarkStr, a member of class TDataSet.
	SetBufListSize	This is SetBufListSize, a member of class TDataSet.
	SetChildOrder	Sets the visual ordering of a child control.
	SetCurrentRecord	This is SetCurrentRecord, a member of class TDataSet.
	SetDataSetField	This is SetDataSetField, a member of class TDataSet.
	SetDefaultFields	This is SetDefaultFields, a member of class TDataSet.
	SetFieldData	This is the overview for the SetFieldData method overload.
	SetFiltered	This is SetFiltered, a member of class TDataSet.
	SetFilterOptions	This is SetFilterOptions, a member of class TDataSet.
	SetFilterText	This is SetFilterText, a member of class TDataSet.
	SetFound	This is SetFound, a member of class TDataSet.
	SetModified	This is SetModified, a member of class TDataSet.
	SetName	Sets the value of the Name property.
	SetObjectView	This is SetObjectView, a member of class TDataSet.
	SetOnFilterRecord	This is SetOnFilterRecord, a member of class TDataSet.
	SetRecNo	This is SetRecNo, a member of class TDataSet.
	SetState	This is SetState, a member of class TDataSet.
	SetStateFieldValue	This is SetStateFieldValue, a member of class TDataSet.
	SetTempState	This is SetTempState, a member of class TDataSet.
	SetUniDirectional	This is SetUniDirectional, a member of class TDataSet.
	TempBuffer	This is TempBuffer, a member of class TDataSet.
	UpdateBufferCount	This is UpdateBufferCount, a member of class TDataSet.
	UpdateIndexDefs	This is UpdateIndexDefs, a member of class TDataSet.

Public Methods

	Name	Description
	ActiveBuffer	Returns a pointer to the buffer for the active record.
	Append	Adds a new, empty record to the end of the dataset.
	AppendRecord	Adds a new, populated record to the end of the dataset and posts it.
	BookmarkValid	Indicates the validity of a specified bookmark.
	Cancel	Cancels modifications to the active record if those changes are not yet posted.
	CheckBrowseMode	Automatically posts or cancels data changes when the active record changes.
	ClearFields	Clears the contents of all fields for the active record.
	Close	Closes a dataset.
	CompareBookmarks	Implements a virtual function to compare two bookmarks.
	ControlsDisabled	Indicates whether data-aware controls update their display to reflect changes to the dataset.
	CopyFields	This is CopyFields, a member of class TDataSet.
	CreateBlobStream	Provides the interface for a method that creates a blob stream for a Binary large object (BLOB) field in the dataset.
	CursorPosChanged	Marks the internal cursor position as invalid.
	Delete	Deletes the active record and positions the dataset on the next record.
	DisableControls	Disables data display in data-aware controls associated with the dataset.
	Edit	Enables editing of data in the dataset.
	EnableControls	Re-enables data display in data-aware controls associated with the dataset.
	FieldByName	Finds a field based on its name.
	FindField	Searches for a specified field in the dataset.
	FindFirst	Implements a virtual method for positioning the dataset on the first record, respecting any filters.
	FindLast	Implements a virtual method for positioning the dataset on the last record, respecting any filters.
	FindNext	Implements a virtual method for positioning the dataset on the next record, respecting any filters.
	FindPrior	Implements a virtual method for positioning the dataset on the previous record, respecting any filters.
	First	Moves to the first record in the dataset.
	FreeBookmark	Frees the resources allocated for a specified bookmark.
	GetBlobFieldData	Reads BLOB data into a buffer.
	GetBookmark	Allocates a bookmark for the active record in the dataset.
	GetCurrentRecord	Implements a virtual function to retrieve the current record in a buffer.
	GetDetailDataSets	Fills a list with a dataset for every detail dataset that is not the value of a nested dataset field.
	GetDetailLinkFields	Introduces a method to list the field components that link this dataset as a detail of a master dataset.
	GetFieldData	This is the overview for the GetFieldData method overload.
	GetFieldList	Retrieves a specified set of field objects into a list.
	GetFieldNames	This is the overview for the GetFieldNames method overload.
	GotoBookmark	Implements a virtual method to position the dataset on the record to which a specified bookmark points.
	Insert	Inserts a new, empty record in the dataset.
	InsertRecord	Inserts a new, populated record to the dataset and posts it.
	IsEmpty	Indicates whether the dataset contains no records.
	IsLinkedTo	Indicates whether a dataset is linked to a specified data source.
	IsSequenced	Indicates whether the underlying database table uses record numbers to indicate the order of records.
	Last	Moves to the last record in the dataset.
	Locate	Implements a virtual method for searching a dataset for a specified record and making it the active record.
	Lookup	Implements a virtual method to retrieve field values from a record that matches specified search values.
	MoveBy	Moves to another record relative to the active record in the dataset.
	Next	Moves to the next record in the dataset.
	Open	Opens the dataset.
	Post	Implements a virtual method to write a modified record to the database or change log.
	Prior	Moves to the previous record in the dataset.
	Refresh	Re-fetches data from the database to update a dataset's view of data.
	Resync	Re-fetches the active record and the records that precede and follow it.
	SetFields	Sets the values for all fields in a record
	Translate	Implements a virtual procedure to copy a data string from a source to a destination, optionally performing character translation during the copy.
	UpdateCursorPos	Positions the cursor on the active record.
	UpdateRecord	Ensures that data-aware controls and detail datasets reflect record updates.
	UpdateStatus	Reports the update status for the active record.

What do you think about this topic? Send feedback!