CICS VSAM Transparency for z/OS, Version 1.2


Handling repeating groups

A repeating field or structure is anathema in a relational database but commonplace in VSAM files.

A number of different approaches can be considered for implementation in CICS® VT:

There are obvious limitations with the first two approaches although their advantages is that the data is migrated to a single table and the migration effort is minimized. The runtime performance is also minimized because data is processed in a single I/O operation.



Concept topic


Last updated: December 6, 2013 20:44:58

Concept Concept

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Timestamp icon Last updated: Friday, 6 December 2013


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