tajo-catalog/tajo-catalog-server/src/main/java/org/apache/tajo/catalog/store/MySQLStore.java

/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 org.apache.tajo.catalog.store;

import org.apache.hadoop.conf.Configuration;
import org.apache.tajo.catalog.exception.CatalogException;
import org.apache.tajo.exception.InternalException;

public class MySQLStore extends AbstractMySQLMariaDBStore  {
  /** 2014-03-20: First versioning */
  private static final int MYSQL_CATALOG_STORE_VERSION_2 = 2;
  /** Before 2013-03-20 */
  private static final int MYSQL_CATALOG_STORE_VERSION_1 = 1;

  private static final String CATALOG_DRIVER = "com.mysql.jdbc.Driver";
  @Override
  protected String getCatalogDriverName(){
    return CATALOG_DRIVER;
  }

  public MySQLStore(final Configuration conf) throws InternalException {
    super(conf);
  }

  @Override
  public int getDriverVersion() {
    return MYSQL_CATALOG_STORE_VERSION_2;
  }

  @Override
  public String readSchemaFile(String filename) throws CatalogException {
    return super.readSchemaFile("mysql/" + filename);
  }
}