fixes #89

Author: wumpz

src/main/javacc/net/sf/jsqlparser/parser/JSqlParserCC.jj

@@ -517,6 +517,7 @@ String RelObjectName():
       | tk=<K_LAST> | tk=<K_MATERIALIZED> | tk=<K_NULLS> | tk=<K_PARTITION> | tk=<K_RANGE> 
       | tk=<K_ROW> | tk=<K_ROWS> | tk=<K_SIBLINGS> | tk=<K_VALUE> | tk=<K_XML>
       | tk=<K_COLUMN> | tk=<K_REPLACE> | tk=<K_TRUNCATE> | tk=<K_KEY> | tk=<K_ANY>
+      | tk=<K_OPEN>
       )
 
     { return tk.image; }

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

@@ -1602,6 +1602,11 @@ public void testReservedKeyword() throws JSQLParserException {
         final Select select = (Select) parserManager.parse(new StringReader(statement));
         assertStatementCanBeDeparsedAs(select, statement);
     }
+    
+     public void testReservedKeyword2() throws JSQLParserException {
+        final String stmt = "SELECT open FROM tableName"; 
+        assertSqlCanBeParsedAndDeparsed(stmt);
+    }
 
     public void testCharacterSetClause() throws JSQLParserException {
         String stmt = "SELECT DISTINCT CAST(`view0`.`nick2` AS CHAR (8000) CHARACTER SET utf8) AS `v0` FROM people `view0` WHERE `view0`.`nick2` IS NOT NULL";