Conventional Access Method
The following diagram illustrates the conventional access method conversion process. Typically, conversion from one data access method to another requires simultaneous conversion of application programs and data files.
CA IDMS VSAM Transparency Access Method
The following diagram illustrates the access method conversion process with CA IDMS VSAM Transparency. Existing VSAM applications can run as they are against CA IDMS/DB files. Only the data must be converted to CA IDMS/DB format, not the programs.
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