Patching is one of Jobs Apps DBA perform very frequently , so you should
be clear with patch basics first including terminology. Please follow Next Page link
at bottom of this page to go to next page of patching. As for Database patch
you apply using opatch ,similarly for Apps patch you will use
adpatch.Utility & executables related to patching fall under product
AD also called as application dba product.
I will walk you through oracle apps 11i patching with series of questions
which will help you in understand oracle apps 11i patching.
What is patch ?
Patch is program (set of instrcutions) to fix a particular problem or enhance/
add a particular feature in existing program/product/software.
What is name of utility to apply patch in Oracle Application 11i ?
In Oracle Applications 11i to apply database patch you use opatch where as
in order to apply applications patch you use ad utility adpatch
What are various types of Oracle Apps Patch ?
These are major classification of oracle apps patch
Standalone/Oneoff patches This is used to define patch created to fix
Mini Pack This is group of oneoff patches for a particular product
like INV, GL, AP and named like 11i.GL.E ( means this group of patches contain
fix for 11i GL product (General Ledger till time E is released ) This is
cummutative which means it will include 11i.GL.A, 11i.GL.B ....11iGL.D till
11i.GL.E earlier in 10.7 it used to called as patchset.
Family Pack Group of mini packs in one family buldeled together is
called as family pack. they are usually named as 11i_PF. Few example of falilies
are SCM ( 11i.SCM_PF.G ), ATG ( 11i.ATG_PF.H ) _PF indicate Product Family Pack
Maintenance Pack Group of family pack together is called as
maintenance pack. So if you say your Verison is 11.5.10 then its maintenance
pack 10 ( 3rd digit is maintenance pack )