FILE resource definitions

A FILE resource defines the physical and operational characteristics of a file.

The FILE definition includes attributes that provide information about record characteristics, the types of operations allowed on the file, recovery attributes, and the operations that are to be journaled. CICS files usually correspond to physical data sets that must have been defined to VSAM before they are used. Using CICS files, your applications can:
The following resources associated with CICS files can be managed using RDO:

For the file to be used by an active CICS system, its definition must have been installed on to the system. CICS file control uses the installed definition to find the file when it needs to access it, to keep count of the number of tasks using the file, to capture processing statistics, and maintain other file control information.