DSNZPARM Dissected
What isDSNZPARM
Dataonly,subsystemparameterloadmodulecontainingtheDB2execution-timeparameters
InitiallysetatinstalltimethroughtheinstallationISPFpanels
Includesmacros:
Install DSNZPARM
SomeDSNZPARMsaresetoutsidetheinstallpanels
o
Hidden
§
Justwhattheword implies,theyareburiedwithinthemacros and notintended tobemodified bythegeneralpublic .IBM intervention needed to change
those.
o
Opaque
§ Arenotavailableforchangeusingthepanels
o
Visible
§ Changedusingtheinstallpanels
DSNZPARM Values
Default values (recommended) /
Minimum values / Maximum values
Updating DSNZPARM
Ø Permanent
change
o
Need to recycle DB2 .
o
Changes will be permanent and will get updated in
SDSNLOAD
o
New ZPARM name is recommended for each change
Ø Temporary
Change
o
Its Dynamic change – No need to recycle DB2
o
Not all values can be updated dynamically
o
Change will get rolled back , post recycle of DB2.
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