why do we use vsam file thn seqential files ?
Answers were Sorted based on User's Feedback
Answer / vijay
1)Record Insertion inbetween the existing recored is
Where as in PS file we can add only at the end
2) we read record in any order
were as in PS it is possible to read from 1st , 2nd ,
3rd... like that
|Is This Answer Correct ?||7 Yes||1 No|
Answer / rajesh
ps files are stored in tape but esds cannot be stored in tape
and ps file cannot becreated alternate index but esds can be created
|Is This Answer Correct ?||3 Yes||0 No|
Answer / pramod reddy
ps files can created on tape.but not esds files.
alternate index can be created in esds.but not in ps.
records inserted in seq nd random.but in ps only seq.
|Is This Answer Correct ?||1 Yes||0 No|
what is the purpose of the verify function of idcams?
If we are using empty VSAM file, we can see this empty file by using FILE AID tool. How can we open empty VSAM file if you are using in Program..?
Name some common VSAM error conditions and codes. ?
Define base cluster?
Define free space?
What is the use of VSAM files? How to read this ?
What is the catalog?
What is SHAREOPTS ?
Using alternate indexes in cics program?
How do you fix the problem associated with VSAM out of space condition?
Can we copy Vsam files from a Vsam file in Iebgener step?
what do you mean by the cobol record key clause in vsam?