TSMDBTableGrid is a native component which represents a development of original TDBGrid component and provides new features listed below:customizable in both run-time and design-time hierarchical system of headers;possibility of any number of fixed column creation with improved scrolling process;possibility of change fixed-columns widths;mechanism of set-up many visual characteristics (font, color, background, alignment) of any grid columns or any combinations;mechanism of set-up these characteristics in each header column on any level;possibility of using first level header columns as buttons;etc...