[GitHub] carbondata pull request #2810: [CARBONDATA-3071] Add CarbonSession Java Exam...

[lijiang2 <gi...@git.apache.org>]

Github user lijiang2 commented on a diff in the pull request:

    https://github.com/apache/carbondata/pull/2810#discussion_r230574283
  
    --- Diff: examples/spark2/src/main/java/org/apache/carbondata/examples/sql/CarbonSessionExample.java ---
    @@ -0,0 +1,137 @@
    +/*
    + * 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 org.apache.carbondata.core.constants.CarbonCommonConstants;
    +import org.apache.carbondata.core.util.CarbonProperties;
    +import org.apache.carbondata.examples.util.ExampleUtils;
    +import org.apache.log4j.PropertyConfigurator;
    +import org.apache.spark.sql.SparkSession;
    +
    +import java.io.File;
    +import java.io.IOException;
    +
    +public class CarbonSessionExample {
    +
    +  public static void main(String[] args) {
    +    File file = new File(CarbonSessionExample.class.getResource("/").getPath() + "../..");
    +    try {
    +      String rootPath = file.getCanonicalPath();
    +      System.setProperty("path.target", rootPath + "/examples/spark2/target");
    +      PropertyConfigurator.configure(rootPath + "/examples/spark2/src/main/resources/log4j.properties");
    +      CarbonProperties.getInstance().addProperty(CarbonCommonConstants.ENABLE_QUERY_STATISTICS, "true");
    +      SparkSession spark = ExampleUtils.createCarbonSession("JavaCarbonSessionExample", 1);
    --- End diff --
    
    Thank you for the suggestion. I updated the variable name. And I think I will start the DataFrame example in another pr.


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