IBM Mainframe Forum

How a control interval split occurs?
(i) when a CI is full with records 100 200 300. what happens when record with key 150 is inserted?
(ii) when CI is full with same records. what happens when record is inserted at the beginning of a filled CI?

Hello,

See if this (VSAM demystified) will help:
http://www.redbooks.ibm.com/abstracts/s ... .html?Open

Suggest you download the pdf.