add hive sql parser support

src/main/java/com/alibaba/druid/sql/parser/SQLCreateTableParser.java

@@ -37,7 +37,7 @@ public class SQLCreateTableParser extends SQLDDLParser {
             accept(Token.CREATE);
         }
 
-        SQLCreateTableStatement createTable = new SQLCreateTableStatement();
+        SQLCreateTableStatement createTable = newCreateStatement();
 
         if (lexer.token() == Token.IDENTIFIER && lexer.stringVal().equalsIgnoreCase("GLOBAL")) {
             lexer.nextToken();
@@ -97,4 +97,8 @@ public class SQLCreateTableParser extends SQLDDLParser {
 
         return createTable;
     }
+
+    protected SQLCreateTableStatement newCreateStatement() {
+        return new SQLCreateTableStatement();
+    }
 }

src/main/java/com/alibaba/druid/sql/parser/Token.java

@@ -154,6 +154,11 @@ public enum Token {
     
     // transact-sql
     TOP("TOP"),
+    
+    // hive
+    PARTITIONED("PARTITIONED"),
+    SHOW("SHOW"),
+    TABLES("TABLES"),
 
     EOF, 
     ERROR,