[O] Bug: Escaping _ to export to pdf [8.0-pre (release_8.0-pre-335-g4c426b-git @ org-loaddefs.el can not be found!)]

[David Arroyo Menéndez]

Remember to cover the basics, that is, what you expected to happen and
what in fact did happen.  You don't know how to make a good report?  See

     http://orgmode.org/manual/Feedback.html#Feedback

Your bug report will be posted to the Org-mode mailing list.
------------------------------------------------------------------------

I'm having troubles to words as export db_query to pdf, I've tried with
db\_query in the source, but appears \ in the pdf, with db_query appears
query with a less font size.

Emacs  : GNU Emacs 24.2.1 (x86_64-pc-linux-gnu, GTK+ Version 3.4.2)
 of 2013-01-20 on trouble, modified by Debian
Package: Org-mode version 8.0-pre (release_8.0-pre-335-g4c426b-git @ 
org-loaddefs.el can not be found!)

current state:
==============
(setq
 org-tab-first-hook '(org-hide-block-toggle-maybe 
org-src-native-tab-command-maybe
                      org-babel-hide-result-toggle-maybe 
org-babel-header-arg-expand)
 org-speed-command-hook '(org-speed-command-default-hook 
org-babel-speed-command-hook)
 org-occur-hook '(org-first-headline-recenter)
 org-metaup-hook '(org-babel-load-in-session-maybe)
 org-confirm-shell-link-function 'yes-or-no-p
 org-latex-format-headline-function 'org-latex-format-headline-default-function
 org-after-todo-state-change-hook '(org-clock-out-if-current)
 org-from-is-user-regexp "\\<David\\>"
 org-src-mode-hook '(org-src-babel-configure-edit-buffer 
org-src-mode-configure-edit-buffer)
 org-agenda-before-write-hook '(org-agenda-add-entry-text)
 org-babel-pre-tangle-hook '(save-buffer)
 org-mode-hook '((lambda nil
                  (org-add-hook (quote change-major-mode-hook) (quote 
org-show-block-all) (quote append)
                   (quote local))
                  )
                 (lambda nil
                  (org-add-hook (quote change-major-mode-hook) (quote 
org-babel-show-result-all)
                   (quote append) (quote local))
                  )
                 org-babel-result-hide-spec org-babel-hide-all-hashes)
 org-ctrl-c-ctrl-c-hook '(org-babel-hash-at-point 
org-babel-execute-safely-maybe)
 org-cycle-hook '(org-cycle-hide-archived-subtrees org-cycle-hide-drawers 
org-cycle-hide-inline-tasks
                  org-cycle-show-empty-lines 
org-optimize-window-after-visibility-change)
 org-confirm-elisp-link-function 'yes-or-no-p
 org-metadown-hook '(org-babel-pop-to-session-maybe)
 org-clock-out-hook '(org-clock-remove-empty-clock-drawer)
 )
-- 
David Arroyo Menéndez
http://www.davidam.com
RMS: "If you want to accomplish something in the world, idealism is not 
enough--you need to choose a method that works to achieve the goal. In other 
words, you need to be pragmatic."
gpg --keyserver pgp.rediris.es --recv-keys B395B90A