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 Concept

Feedback


Timestamp icon Last updated: Monday, 10 February 2014


http://pic.dhe.ibm.com/infocenter/cicsts/v5r1/topic/com.ibm.cics.vt.doc//topics/cvrdecrepeatgroups.html