Patch directory

Patch Directory

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|_ Read me file

The README.txt or README.html file describes what the patch does. If the patch

contains manual steps, then the readme file provides information on using Oracle Patch

Application Assistant (PAA) to generate customized installation instructions. If the

patch does not contain manual steps, the readme file provides instructions for running

AutoPatch to apply the patch.

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|_ u******.drv file

The unified driver, named u<patchnum>.drv, contains the commands necessary to

change files and database objects, and to generate new objects. It contains a sequential

list of copy, database, and generate instructions, which are arranged in sections.

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|_ ******.ldt file

The patch metadata LDT files (also called datafiles) are FNDLOAD data files included in the

top-level directory of all recent patches. The LDT files contain prerequisite patch information

and a manifest of all files in the patch with their version numbers. The Patch Information Bundle

metadata also include information about the relationships between patches, such as which minipacks are contained in the recommended.

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|_ backup directory

backup dir is used by oracle apps to keep backup of files when it has been replaced by adpatch.

Say you are applying a patch which is meant to replace file in $XX_TOP/forms..

Then adpatch will first match version and size of file at $XX_TOP/forms with new file. If it is same

the no action otherwise file will be first backed up at backup dir and then replaced at $XX_TOP/forms.

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|_ patch_metadata.xml

Information on the patch ID, bugs fixed, files affected, and actions to be performed.