⟩ What is a segment in IMS?
Segment is the smallest unit of information that IMS transfers to and from database. Segment may contain one or more fields.
Segment is the smallest unit of information that IMS transfers to and from database. Segment may contain one or more fields.
What more info you should give in the DD statement while defining the next generation of a GDG?
Suppose 3 generations of a GDG exist. How would you reference the 1st generation in the JCL?
Do all versions of the GDG have to be of the same record length?
How do you load a VSAM data set with records?
Using Alternate Indexes in CICS program?
How do you calculate record size of an alternate cluster? Give your values for both unique and nonunique?
What is the difference between sequential files and ESDS files?
How do you define a GDG?
How are different versions of GDG named?
During processing of a VSAM file, some system error occurs and it is subsequently unusable What do you do?