diff --git a/runtime/syntax/sqloracle.vim b/runtime/syntax/sqloracle.vim
index 8afe268..f9e24af 100644
--- a/runtime/syntax/sqloracle.vim
+++ b/runtime/syntax/sqloracle.vim
@@ -4,7 +4,12 @@
 " Repository:   https://github.com/chrisbra/vim-sqloracle-syntax
 " License:      Vim
 " Previous Maintainer:	Paul Moore
-" Last Change:	2015 Nov 24
+" Last Change:	2016 Jul 22
+
+" Changes:
+" 02.04.2016: Support for when keyword
+" 03.04.2016: Support for join related keywords
+" 22.07.2016: Support Oracle Q-Quote-Syntax
 
 if exists("b:current_syntax")
   finish
@@ -24,10 +29,11 @@
 syn keyword sqlKeyword	maxextents maxtrans mode modify monitoring
 syn keyword sqlKeyword	nocache nocompress nologging noparallel nowait of offline on online start
 syn keyword sqlKeyword	parallel successful synonym table tablespace then to trigger uid
-syn keyword sqlKeyword	unique user validate values view whenever
+syn keyword sqlKeyword	unique user validate values view when whenever
 syn keyword sqlKeyword	where with option order pctfree pctused privileges procedure
 syn keyword sqlKeyword	public resource return row rowlabel rownum rows
 syn keyword sqlKeyword	session share size smallint type using
+syn keyword sqlKeyword	join cross inner outer left right
 
 syn keyword sqlOperator	not and or
 syn keyword sqlOperator	in any some all between exists
@@ -47,8 +53,13 @@
 syn keyword sqlType	mlslabel number raw rowid varchar varchar2 varray
 
 " Strings:
-syn region sqlString	start=+"+  skip=+\\\\\|\\"+  end=+"+
-syn region sqlString	start=+'+  skip=+\\\\\|\\'+  end=+'+
+syn region sqlString	matchgroup=Quote start=+"+  skip=+\\\\\|\\"+  end=+"+
+syn region sqlString	matchgroup=Quote start=+'+  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=+}'+
+syn region sqlString	matchgroup=Quote start=+n\?q'(+   end=+)'+
+syn region sqlString	matchgroup=Quote start=+n\?q'\[+  end=+]'+
 
 " Numbers:
 syn match sqlNumber	"-\=\<\d*\.\=[0-9_]\>"
@@ -118,6 +129,7 @@
 
 " Define the default highlighting.
 command -nargs=+ HiLink hi def link <args>
+HiLink Quote            Special
 HiLink sqlComment	Comment
 HiLink sqlFunction	Function
 HiLink sqlKeyword	sqlSpecial