Updated runtime files
diff --git a/runtime/syntax/sqloracle.vim b/runtime/syntax/sqloracle.vim
index bf2862f..3989b1f 100644
--- a/runtime/syntax/sqloracle.vim
+++ b/runtime/syntax/sqloracle.vim
@@ -4,12 +4,13 @@
" Repository: https://github.com/chrisbra/vim-sqloracle-syntax
" License: Vim
" Previous Maintainer: Paul Moore
-" Last Change: 2016 Jul 22
+" Last Change: 2018 May 13
" Changes:
" 02.04.2016: Support for when keyword
" 03.04.2016: Support for join related keywords
" 22.07.2016: Support Oracle Q-Quote-Syntax
+" 25.07.2016: Support for Oracle N'-Quote syntax
if exists("b:current_syntax")
finish
@@ -53,8 +54,8 @@
syn keyword sqlType mlslabel number raw rowid varchar varchar2 varray
" Strings:
-syn region sqlString matchgroup=Quote start=+"+ skip=+\\\\\|\\"+ end=+"+
-syn region sqlString matchgroup=Quote start=+'+ skip=+\\\\\|\\'+ end=+'+
+syn region sqlString matchgroup=Quote start=+n\?"+ skip=+\\\\\|\\"+ end=+"+
+syn region sqlString matchgroup=Quote start=+n\?'+ skip=+\\\\\|\\'+ end=+'+
syn region sqlString matchgroup=Quote start=+n\?q'\z([^[(<{]\)+ end=+\z1'+
syn region sqlString matchgroup=Quote start=+n\?q'<+ end=+>'+
syn region sqlString matchgroup=Quote start=+n\?q'{+ end=+}'+