INFORMATION RETRIEVAL SYSTEM AND ELECTRONIC COMMERCE SYSTEM

摘要

PROBLEM TO BE SOLVED: To provide an information retrieval system and an electronic commerce system to enable a user to easily find information about merchandise and shops, etc., with different attributes of schemers from a broad network.;SOLUTION: These systems are provided with a first server (50) to collect the schemers from each of databases (33a to c), to convert the colleted schemers into standard schemers and to supply them to a terminal (10), the terminal (10) to perform inquiries by generating a standard queries based on the standard schemers and a second server (20) to perform simultaneous inquiry to each of the databases (33a to c) by converting the standard queries to be transmitted from the terminal (10) into queries corresponding to each of the databases (33a to c), to convert results to be returned by every one of the databases (33a to c) into standard results and to return them to the terminal (10).;COPYRIGHT: (C)2001,JPO