DOCUMENT FULL TEXT RETRIEVAL SYSTEM, DOCUMENT FULL TEXT RETRIEVAL METHOD AND DOCUMENT FULL TEXT RETRIEVAL PROGRAM

摘要

PROBLEM TO BE SOLVED: To execute full text retrieval only for a document file corresponding to the access authority level of a user to be retrieved at the time of retrieving the full text of a document file stored in a DB.;SOLUTION: A retrieval keyword inputted from an input screen displayed at a Web browser 11 is transferred to an input data receiving part 21, and the ID and password of a user who requests retrieval are transferred to a user identifying part 22. The user identifying part 22 starts a user DB retrieving part 33, and a user DB retrieving part 33 retrieves a user information DB 37 to identify the user, and to certify the DB access authority level of the user at the same time. A DB retrieval starting part 24 receives the DB access authority level of the user from the user identifying part 22, and starts a document DB retrieving part 32, and the document DB retrieving part 32 refers to an index corresponding to the DB access authority level of the user to retrieve the full text of the document, and transmits the retrieval result to a retrieval result transmitting part 23. The retrieval result transmitting part 23 displays the retrieval result at a Web browser 11.;COPYRIGHT: (C)2004,JPO