Sybase, Inc.

Steve Olson

Sudipto Rai Chowdhuri

Curtis Johnson

Victor Mesenzeff, Jr

Rajesh Chawla

A system, method, and computer program product are provided for performing a join operation between a local table at a local server and a remote table at a remote server. In accordance with an embodiment of the present invention, a query instruction to join the local table and the remote table is received at the remote server. Qualifying rows of the local table are then retrieved to the remote server, and the remote table is joined with the qualifying rows to generate a result table, which is then sent to the local server.

Relocated joins in a distributed query processing system

A system with methodology for performing relational operations over relational data and data retrieved from Simple Object Access Protocol (SOAP) operations is described. In one embodiment, a method of the present invention is described for performing database operations on data obtained from a web service, the method comprises steps of: creating at least one proxy table in a database, each proxy table mapping to a method of the web service; in response to a database operation on a particular proxy table, converting the database operation into a format for invoking a particular method of the web service based upon the corresponding mapping; invoking the particular method of the web service; converting results obtained from invoking the particular method into data for use at the database based upon the corresponding mapping; and performing the database operation on the data at the database.

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Sanbornton, NH, United States of America

Steve Olson