content: /*
   * 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.carbondata.examples.sql;
  
  import java.io.File;
  import java.io.IOException;
  
  import org.apache.carbondata.core.constants.CarbonCommonConstants;
  import org.apache.carbondata.core.util.CarbonProperties;
  
  import org.apache.spark.sql.SparkSession;
  
  public class JavaCarbonSessionExample {
  
    public static void main(String[] args) throws IOException {
      // set timestamp and date format used in data.csv for loading
      CarbonProperties.getInstance()
          .addProperty(CarbonCommonConstants.CARBON_TIMESTAMP_FORMAT, "yyyy/MM/dd HH:mm:ss")
          .addProperty(CarbonCommonConstants.CARBON_DATE_FORMAT, "yyyy/MM/dd");
  
      // create CarbonSession
  
      SparkSession.Builder builder = SparkSession.builder()
          .master("local")
          .appName("JavaCarbonSessionExample")
          .config("spark.driver.host", "localhost")
          .config("spark.sql.extensions", "org.apache.spark.sql.CarbonExtensions");
  
      SparkSession carbon = builder.getOrCreate();
  
      exampleBody(carbon);
      carbon.close();
    }
  
    public static void exampleBody(SparkSession carbon) throws IOException {
      carbon.sql("DROP TABLE IF EXISTS source");
  
      carbon.sql(
          "CREATE TABLE source( " + "shortField SHORT, " + "intField INT, " + "bigintField LONG, "
              + "doubleField DOUBLE, " + "stringField STRING, " + "timestampField TIMESTAMP, "
              + "decimalField DECIMAL(18,2), " + "dateField DATE, " + "charField CHAR(5), "
              + "floatField FLOAT " + ") " + "STORED AS carbondata");
  
      String rootPath =
          new File(JavaCarbonSessionExample.class.getResource("/").getPath() + "../../../..")
              .getCanonicalPath();
      String path = rootPath + "/examples/spark/src/main/resources/data.csv";
      carbon.sql("LOAD DATA LOCAL INPATH " + "\'" + path + "\' " + "INTO TABLE source "
          + "OPTIONS('HEADER'='true', 'COMPLEX_DELIMITER_LEVEL_1'='#')");
  
      carbon.sql("SELECT charField, stringField, intField " + "FROM source "
          + "WHERE stringfield = 'spark' AND decimalField > 40").show();
  
      carbon.sql("SELECT * " + "FROM source WHERE length(stringField) = 5").show();
  
      carbon.sql("SELECT * " + "FROM source "
          + "WHERE date_format(dateField, \'yyyy-MM-dd \') = \'2015-07-23\'").show();
  
      carbon.sql("SELECT count(stringField) FROM source").show();
  
      carbon.sql("SELECT sum(intField), stringField " + "FROM source " + "GROUP BY stringField")
          .show();
  
      carbon.sql("SELECT t1.*, t2.* " + "FROM source t1, source t2 "
          + "WHERE t1.stringField = t2.stringField").show();
  
      carbon.sql(
          "WITH t1 AS ( " + "SELECT * FROM source " + "UNION ALL " + "SELECT * FROM source" + ") "
              + "SELECT t1.*, t2.* " + "FROM t1, source t2 "
              + "WHERE t1.stringField = t2.stringField").show();
  
      carbon.sql("SELECT * " + "FROM source " + "WHERE stringField = 'spark' and floatField > 2.8")
          .show();
  
      carbon.sql("DROP TABLE IF EXISTS source");
    }
  }
  