what how do you initialize a vsam file before any operation? A vsam with alternate index?
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What is the biggest disadvantage of using a vsam dataset?
What is IDCAMS? and what is the purpose of it?
Describe SHAREOPTIONS parameter (SHR) in Define Cluster command.?
How to open VSAM file from 3.4? i have millions of records and i dont want to use the print ch ids(/) command bcz it takes to much time. so if you have any another command to open this plz tell me.
Tell me how many alternate indexes you can have on a dataset?
I have three fields in a Variable VSAM file X(2) Y(10) occurs X times Z(02) Say for the first record X=2 then the length of the file is 2+(10*3)+2=34 second record, x=4 then 4+(10*4)+2=46 If any time if the field x is updated then the total length changes. Is it feasible? Is it
How are records stored in an ESDS, entry sequenced dataset?
What is a vsam dataset?
What is VERIFY command ? when do you use this command?? What actually it does ??
what are the idcams commands that can be used for vsam and explain each of them.
Assuming that the DEFINE JCL is not available, how do you get info about a VSAM file's organisation?
can we create vsam files on multiple volumes ?