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RDBPROD: How to Change an Item's Datatype in Oracle CODASYL DBMS (Doc ID 91840.1)

Last updated on APRIL 18, 2022

Applies to:

Oracle CODASYL DBMS - Version 4.0a and later
HP OpenVMS Itanium
HP OpenVMS Alpha


The purpose of this article is to describe and demonstrate the steps necessary to change the datatype of an existing item in an Oracle CODASYL DBMS database. The same steps can be used to change the length of an item, for instance from 5 characters to 10.


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