| 摘要 |
A method of generating and linking programs required in a data linkage system to link data among a plurality of computer systems, for example a mainframe and an open system, is provided. In the data linkage system with a means for data transfer via a storage device, a program generation tool is prepared in the open system. The program generation tool reads a data stream definition and generates an intermediate file area securing program and a data linkage program A, both run on the mainframe, and a data linkage program B run on the open system. These programs are linked with one another. The intermediate file area securing program and the data linkage program A are transferred to the mainframe where they are executed.
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