Do primary key values have to be unique? Do alternate key
values have to be unique?
Answer / guest
Primary key values must be unique; alternate key values need
not be.
| Is This Answer Correct ? | 12 Yes | 2 No |
What is a ca split?
can we create PS file using IDCAMS utility?
how many ways can we open i vsam file ? like print ch ids (/) is thre any other way to open the vsam file please can any one answer ?
What is the purpose of relative record data set used in vsam?
Using alternate indexes in batch program?
By looking into the Jcl can we identify the dataset is VSAM?
5 Answers Cognizant, Keane India Ltd,
Alt key is used for what type of vsam file
What is a CI, control interval?
What is the purpose of control intervals in vsam?
what are the idcams commands that can be used for vsam and explain each of them.
In the COBOL SELECT statement for a KSDS what are the three possibilities for ACCESS?
What are the optional parameters to the input dataset While loading the empty cluster with the data records?