How do you define a GDG ?
Answer / guest
Use the DEFINE GENERATIONDATAGROUP command. In the same
IDCAMS step, another dataset must be defined whose DCB
parameters are used when new generations of the GDG are
created. This dataset is known as the model dataset. The ds
name of this model dataset must be the same as that of the
GDG, so use a disp of keep rather than catlg and also
specify space=(trk,
| Is This Answer Correct ? | 2 Yes | 1 No |
What is speed parameters in define cluster command?
what is a base cluster in vsam?
If you wish to use the REWRITE command haw must the VSAM file be opened?
to use the rewrite command, how should the vsam file be opened?
Can AMS commands be run from the TSO prompt ?
What is the use of VSAM files? How to read this ?
Define base cluster?
How do you decide on optimum values for CI, FREESPACE etc...?
explain how many ways you can load data in a vsam cluster?
What is the purpose of idcams?
If FSPC(100 10 is specified does it mean that both the control interval and control area will be left empty because 100 % of both CI and ca are specified to be empty?
what do you mean by gdg in vsam?