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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (CARBONDATA-200) Add performance statistics logs to record the query time taken by carbon
Date Thu, 01 Sep 2016 10:06:20 GMT

    [ https://issues.apache.org/jira/browse/CARBONDATA-200?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15454973#comment-15454973
] 

ASF GitHub Bot commented on CARBONDATA-200:
-------------------------------------------

Github user foryou2030 commented on a diff in the pull request:

    https://github.com/apache/incubator-carbondata/pull/91#discussion_r77147039
  
    --- Diff: core/src/main/java/org/apache/carbondata/core/carbon/querystatistics/SingleQueryStatisticsRecorder.java
---
    @@ -0,0 +1,193 @@
    +/*
    + * 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.core.carbon.querystatistics;
    +
    +import java.io.Serializable;
    +import java.util.ArrayList;
    +import java.util.HashMap;
    +import java.util.List;
    +
    +import org.apache.carbondata.common.logging.LogService;
    +import org.apache.carbondata.common.logging.LogServiceFactory;
    +
    +/**
    + * Class will be used to record and log the query statistics
    + */
    +public class SingleQueryStatisticsRecorder implements Serializable {
    +
    +  private static final LogService LOGGER =
    +      LogServiceFactory.getLogService(SingleQueryStatisticsRecorder.class.getName());
    +  /**
    +   * serialization version
    +   */
    +  private static final long serialVersionUID = -1L;
    +
    +  /**
    +   * singleton QueryStatisticsRecorder for driver
    +   */
    +  private HashMap<String, List<QueryStatistic>> queryStatisticsMap;
    --- End diff --
    
    handled


> Add performance statistics logs to record the query time taken by carbon
> ------------------------------------------------------------------------
>
>                 Key: CARBONDATA-200
>                 URL: https://issues.apache.org/jira/browse/CARBONDATA-200
>             Project: CarbonData
>          Issue Type: New Feature
>            Reporter: Gin-zhj
>            Assignee: Gin-zhj
>            Priority: Minor
>
> Add performance statistics logs to record the query time taken by carbon,
> show the query statistics like a table, so users can easily analyzing the query performance.



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