content: /*
   * Copyright 1999-2017 Alibaba Group Holding Ltd.
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package com.alibaba.druid.sql.dialect.mysql.ast;
  
  public interface MySqlIndexHint extends MySqlHint {
      public static enum Option {
          JOIN("JOIN"),
          ORDER_BY("ORDER BY"),
          GROUP_BY("GROUP BY");
  
          public final String name;
          public final String nameLCase;
  
          Option(String name) {
              this.name = name;
              this.nameLCase = name.toLowerCase();
          }
      }
  }
  