Why is it required to have a keyed directed retrieval?
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is there any lock for vsam file so that no one can update the vsam file ?
looking at the basic definition of VSAM file how to recognize whether it is a KSDS OR RRDS OR ESDS ?
what are the different types of vsam files available? Explain them
when u r using repro command what happens if both infile and outfile names same
What is the biggest disadvantage of using a vsam dataset?
What is the meaning of the DEFINE MODEL parameter?
name the utility program closely associated with vsam?
What is the purpose of control intervals in vsam?
Describe SHAREOPTIONS parameter (SHR) in Define Cluster command.?
is it necessary that all versions of the gdg have to be of the same record length?
What is Control Interval, Control Area ?
What is the main function of linear dataset?
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