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Explain the purpose of the file status clause in the select statement?
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What is the difference between PS file and VSAM file?
7 Answers IBM, Infosys, Verizon,
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
Tell me how many alternate indexes you can have on a dataset?
In a file(PS), we dont know how many records are there. requirement is divide half n half the records n insert into 2 another files(PS).
What is the place for VSAM KSDS?
what are s0c1, s0c4, s0c5, s0c7 abends?
What is the index set?
to use the rewrite command, how should the vsam file be opened?
How can you create a VSAM dataset? Can you write a JCL for it?
what do you mean by gdg in vsam?
how do you define an altindx ? How do you use altindxs in batch, cics programs?
how yo view the vsam file?
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