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Answer Posted / mr.shashi kant yadav
A transaction reads the data that has not been committed by the other transaction.This can create problems if a transaction that has added the data is rolled back.
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What are the advantages of vsam over isam?
difference between vsam and database tables
we can define the ksds cluster by two ways by using the file-aid or by using the idcams utility. Explain them.
is it required that primary key values have to be unique? Do alternate key values have to be unique?
What are the different parameters that are used in vsam?
Why is it required to have a keyed directed retrieval?
What is control area?
explain in brief how you can create a vsam file?
explain in brief what are the 3 types of vsam files?
OPEN INPUT StudentFile READ StudentFile AT END SET EndOfStudentFile TO TRUE END-READ PERFORM UNTIL EndOfStudentFile DISPLAY StudentId SPACE StudentName SPACE CourseCode SPACE YOBirth READ StudentFile AT END SET EndOfStudentFile TO TRUE END-READ END-PERFORM CLOSE StudentFile STOP RUN what will be output
what is the meaning of each of the values in shareopts(2 3)?
Discuss record management in vsam?
name a few common vsam status codes?
What is the function of entry sequenced data set?
How to get the last record in vsam file in cluster?
