fixed #245

Author: wumpz

src/main/jjtree/net/sf/jsqlparser/parser/JSqlParserCC.jjt

@@ -2693,7 +2693,7 @@ ColDataType ColDataType():
 	( tk=<K_CHARACTER> tk2=<K_VARYING> { colDataType.setDataType(tk.image + " " + tk2.image); }
 	| tk=<S_IDENTIFIER> { colDataType.setDataType(tk.image); } )
 
-	[LOOKAHEAD(2) "(" ( (tk=<S_LONG> | tk=<S_CHAR_LITERAL>) { argumentsStringList.add(tk.image); } ["," {/*argumentsStringList.add(",");*/}] )*    ")"]
+	[LOOKAHEAD(2) "(" ( (tk=<S_LONG> | tk=<S_CHAR_LITERAL> | tk=<S_IDENTIFIER>) { argumentsStringList.add(tk.image); } ["," {/*argumentsStringList.add(",");*/}] )*    ")"]
     [( "[" {tk=null;} [ tk=<S_LONG> ] { array.add(tk!=null?Integer.valueOf(tk.image):null); } "]" )+ { colDataType.setArrayData(array); } ]
     [<K_CHARACTER> <K_SET> tk=<S_IDENTIFIER> { colDataType.setCharacterSet(tk.image); } ]
 

src/test/java/net/sf/jsqlparser/test/select/SelectTest.java

@@ -2168,4 +2168,8 @@ public void testSpeedTestIssue235_2() throws IOException, JSQLParserException {
         String stmt = IOUtils.toString(SelectTest.class.getResourceAsStream("large-sql-issue-235.txt"));
         assertSqlCanBeParsedAndDeparsed(stmt, true);
     }
+    
+    public void testCastVarCharMaxIssue245() throws JSQLParserException {
+        assertSqlCanBeParsedAndDeparsed("SELECT CAST('foo' AS NVARCHAR (MAX))");
+    }
 }