How Vsam was evolved? What was the equivalent file for ESDS,KSDS and RRDS prior to evolution? What were their disadvantages of those file which leads to evolution of ESDS,KSDS and RRDS files ?

1 Answers  

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Would you specify freespace ce for an esds?

0 Answers  

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Common VSAM Error conditions and codes

1 Answers  

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What is the difference between sequential files and ESDS files?

1 Answers   IBM,

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What is the meaning of each of the values in SHAREOPTS(2 ?

1 Answers  

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Would you specify FREESPACE for an ESDS?

1 Answers  

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What are the access method services used in vsam?

0 Answers  

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How to createing new version of GDG with out loosing the data in preaves GDG version?

7 Answers   Patni, Satyam,

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How vsam datasets are cataloged?

1 Answers   Ordain Solutions,

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if not using the 'commit' when closing VSAM file,what will happend

5 Answers   CSC,

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what is the syntax of ams modal commands?

0 Answers   IBM,

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there are seven idcams commands in vsam. Can you name and explain each of them?

0 Answers   IBM,

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