DBI patch and bfiles

[David Rodriguez Fernandez]

Hi list.
I'm really newbie.
I'm seen the message:
http://archive.develooper.com/dbi-users%40perl.org/msg06696.html
That have a patch to DBD-Oracle-1.12

How I can install the patch? Where is the manual?

Thx.
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Sorry I'm not native speaker.