is delete operation supported in an esds? Is rewrite operation possible in esds?
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is it slower if you access a record through alternative index as compared to primary index?
How to delete a member using JCL.?
What is an RBA in rrds? What does it do? What is it used for?
How did you refresh a VSAM file and how frequently you do it ?
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in what type of vsam datasets can an alternate index be defined??
Syntax of AMS modal commands ?
HOW TO SORT RECORDS IN VSAM FILE?
What is the use of lds (linear data set)?
While designing vsam files,what is the best way to choose control interval size for the data and the index?
explain how do you define a gdg in vsam?
what do you mean by a vsam split?
Explain the purpose of the file status clause in the select statement?