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What are the types of VSAM datasets?
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Answer / mohan
ESDS(ENTRY SEQUENCY DATASET)
KSDS(KEY SEQUENCES DATASET)
RRDS(RELATIVE RECORD DATASET)
LDS(LINEAR RECORD DATASET)
| Is This Answer Correct ? | 10 Yes | 1 No |
Answer / nihar ranjan karan
There are now 5 variations of VSAM datasets available:
1. ESDS(ENTRY SEQUENCY DATASET)
2. KSDS(KEY SEQUENCES DATASET)
3. RRDS(FIXED RELATIVE RECORD DATASET)
4. VRRDS(VARIABLE RRDS)
5. LDS(LINEAR RECORD DATASET)
| Is This Answer Correct ? | 5 Yes | 2 No |
Answer / guest
Entry sequenced datasets (ESDS), key sequenced datasets
(KSDS) and relative record dataset (RRDS).
| Is This Answer Correct ? | 2 Yes | 1 No |
What is the catalog?
What is Control Interval, Control Area ?
What is an RBA in rrds? What does it do? What is it used for?
what do you mean by a vsam split?
Is a delete operation possible in an ESDS?B. Is rewrite operation possible in ESDS ?
How are records stored in an ESDS, entry sequenced dataset?
By looking into JCL can we identify the dataset is VSAM (VSAM dataset supposed to be a input dataset).In this scenerio how will we identify the dataset is VSAM ?
5 Answers Cognizant, EDS, Shridhar,
Do primary key values have to be unique? Do alternate key values have to be unique?
How do you load a VSAM data set with records ?
What are the common vsam error conditions and codes?
Explain the device independent method to indicate where a record is stored?
What is the difference between sequential files and ESDS files?
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