Information modeling method and database search system

PURPOSE: A method for information modeling and a database search system are provided to find only desired information by using a database established with a time element, a space element, an object element and a thing element. CONSTITUTION: A method for information modeling comprises the steps of: analyzing a plurality of data (100) into time information data (211), space information data (212), object information data (213) and thing information data (214); establishing a database by using the time information data, the space information data, the object information data and the thing information data; and extracting required information by using the established database. A database search system comprises an information analysis device(600), a database search device(700), an information extraction device(800) and an information display device(900).