The invention provides an information retrieval system wherein, even when a plurality of data bases are retrieved simultaneously, information retrieval can be performed at a high speed without necessity for special hardware and without being influenced by the magnitudes of the data bases of a retrieval object. The information retrieval system includes a plurality of retrieval servers for performing retrieval processing, and a retrieval management server for managing operation of the plurality of...

An improved join operation is performed between data in at least two tables, with one of the tables stored in a remote database (hereafter "remote table") and another table stored in a local database (hereafter "local table"). The entry values in both the local table and the remote table are accessible in an ordered manner, based upon an order of the entry values. The method of the join operation generally includes the steps of: determining a count of a number of entry values that reside in the ...

A communication control apparatus controls the transmission of data between client and server applications in a client/server system. The alteration to the system of a server machine does not affect the client application by temporarily storing the data in an internal database. The communication control apparatus contains a queue-structure entry table or response table as the database storing data notified of by the client application or the response data by the server application. It also store...

Methods for creating and using a relational description of a formatted transaction while maintaining data element context are provided. The formatted transaction can be in electronic data interchange (EDI) format or another structured transaction format. A computer receiving the formatted transaction generates or is provided with a set of assignments of unique persistent tags to all possible data element contexts that are of interest. As the transaction is being parsed, each of its data elements...

Personal information of users is used to customize the browsing experiences of the users on a World-Wide-Web site. To ensure privacy of the users' personal information, each user is assigned a unique Universal Anonymous Identifier (UAI). The UAI is generated by a trusted third party and provided to the Web site operator. The Web site operator then indexes the users' personal information by UAI. Only the user has the ability to correlate his/her true identity with his/her personal information.

A process and system for metasearching on a distributed network activated by a request executed on a client device to request a metasearch engine to send at least one search query to a plurality of server devices, which may be search engines, the at least one search query comprising at least one keyword phrase, comprising at least one keyword, comprising incorporating, by the metasearch engine, received search results into at least one display list corresponding to the at least one keyword phras...

The present invention permits users to obtain detailed information concerning those portions of web contents in which they are most interested and provides an information extraction system. In an embodiment, the information extraction system comprises a server and a client, connected via a communication network, wherein the server provides a data file for a client to browse; and wherein the client includes a browser for displaying the contents of the data file that is received from the server vi...

A method for determining whether a plurality of participants who are participating in a distributed transaction have registered their intention to commit their part of the transaction with a transaction manager, the method comprising the steps of: receiving a message from a participant, the message comprising a character sequence identifying the participant and the part of the transaction which the participant is processing; analysing the character sequence to determine whether the character seq...

An image processing device communicable with an information processing device, includes: a first management unit for managing at least one service provided by the image processing device based on a first protocol; a second management unit for managing the at least one service provided by the image processing device based on a second protocol; a reception unit for receiving a search request for searching for a service managed by the second management unit, the search request being transmitted fro...

A server computer system generates, for data stored in a transmission source server, index information including a data identification number, a data type, information for the data such as copyright information and an address of a server whereat the data are stored, and transmits only the index information to a hand-held information terminal carried by the owner of the transmission source server, thereby, a data transfer is requested for transferring, to a transmission destination server, data i...