This component is only for Delphi 4 (standard, professional, client/server).
The component can open/close all DataSets and all components that inherits from
TDataSet. After you drop the component on a TDataModule or TForm double click
on it or click the right mouse button and choose , there you can
select the DataSets from left list (multiple select) and move them to the right list.
All the DataSets on the right list will be opened with one command.