VSAM Control Interval and Control Area
VSAM Control Interval and Control Area In this Mainframe tutorial, you will learn about VSAM Control Interval, What is a Control Interval in VSAM? and Control Area, what is VSAM control area, attributes in the control area index component. What is a Control Interval in VSAM? Control Interval in VSAM is a unit of data that is transferred when an I/O request is made between auxiliary storage and virtual storage. It contains records, free space and control information. The data records are grouped into control intervals. That is in other words in non-VSAM method the unit of data that is…