[GitHub] carbondata pull request #1105: [WIP] Implement range interval partition

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[GitHub] carbondata pull request #1105: [WIP] Implement range interval partition

qiuchenjian-2
GitHub user chenerlu opened a pull request:

    https://github.com/apache/carbondata/pull/1105

    [WIP] Implement range interval partition

    This PR is try to implement range interval partition and now work on process.

You can merge this pull request into a Git repository by running:

    $ git pull https://github.com/chenerlu/incubator-carbondata RangeInterval3

Alternatively you can review and apply these changes as the patch at:

    https://github.com/apache/carbondata/pull/1105.patch

To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

    This closes #1105
   
----
commit 016377b614a29b65e67a5a965ac2ebaedb86dfe6
Author: chenerlu <[hidden email]>
Date:   2017-06-22T09:13:05Z

    Step 1 of implement range interval partition type

commit a21c006bbe20df50d642bc80df351bb83dcab0f2
Author: chenerlu <[hidden email]>
Date:   2017-06-27T13:03:44Z

    Implement range interval partition

commit c4105290a4ac791f48525d2dd293909856600920
Author: chenerlu <[hidden email]>
Date:   2017-06-28T04:10:31Z

    just add some test cases

commit 90bbd1a58e79bf3548e1e5cff29714ea6c928df6
Author: chenerlu <[hidden email]>
Date:   2017-06-28T04:17:05Z

    Merge branch 'master' into RangeInterval2

----


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[GitHub] carbondata issue #1105: [WIP] Implement range interval partition

qiuchenjian-2
Github user asfgit commented on the issue:

    https://github.com/apache/carbondata/pull/1105
 
    Can one of the admins verify this patch?


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[GitHub] carbondata issue #1105: [WIP] Implement range interval partition

qiuchenjian-2
In reply to this post by qiuchenjian-2
Github user CarbonDataQA commented on the issue:

    https://github.com/apache/carbondata/pull/1105
 
    Build Failed  with Spark 2.1.0, Please check CI http://136.243.101.176:8080/job/ApacheCarbonPRBuilder/2758/



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[GitHub] carbondata issue #1105: [WIP] Implement range interval partition

qiuchenjian-2
In reply to this post by qiuchenjian-2
Github user asfgit commented on the issue:

    https://github.com/apache/carbondata/pull/1105
 
   
    Refer to this link for build results (access rights to CI server needed):
    https://builds.apache.org/job/carbondata-pr-spark-1.6/687/<h2>Build result: FAILURE</span></h2>[...truncated 64.18 KB...][ERROR] Re-run Maven using the -X switch to enable full debug logging.[ERROR] [ERROR] For more information about the errors and possible solutions, please read the following articles:[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoExecutionException[ERROR] [ERROR] After correcting the problems, you can resume the build with the command[ERROR]   mvn <goals> -rf :carbondata-spark-common[JENKINS] Archiving /home/jenkins/jenkins-slave/workspace/carbondata-pr-spark-1.6/processing/pom.xml to org.apache.carbondata/carbondata-processing/1.2.0-SNAPSHOT/carbondata-processing-1.2.0-SNAPSHOT.pom[JENKINS] Archiving /home/jenkins/jenkins-slave/workspace/carbondata-pr-spark-1.6/integration/spark-common/pom.xml to org.apache.carbondata/carbondata-spark-common/1.2.0-SNAPSHOT/carbondata-spark-common-1.2.0-SNAPSHOT.pom[JENKINS] Archiving /home/jenkins/jenkin
 s-slave/workspace/carbondata-pr-spark-1.6/examples/spark/pom.xml to org.apache.carbondata/carbondata-examples-spark/1.2.0-SNAPSHOT/carbondata-examples-spark-1.2.0-SNAPSHOT.pom[JENKINS] Archiving /home/jenkins/jenkins-slave/workspace/carbondata-pr-spark-1.6/integration/hive/pom.xml to org.apache.carbondata/carbondata-hive/1.2.0-SNAPSHOT/carbondata-hive-1.2.0-SNAPSHOT.pom[JENKINS] Archiving /home/jenkins/jenkins-slave/workspace/carbondata-pr-spark-1.6/common/pom.xml to org.apache.carbondata/carbondata-common/1.2.0-SNAPSHOT/carbondata-common-1.2.0-SNAPSHOT.pom[JENKINS] Archiving /home/jenkins/jenkins-slave/workspace/carbondata-pr-spark-1.6/assembly/pom.xml to org.apache.carbondata/carbondata-assembly/1.2.0-SNAPSHOT/carbondata-assembly-1.2.0-SNAPSHOT.pom[JENKINS] Archiving /home/jenkins/jenkins-slave/workspace/carbondata-pr-spark-1.6/pom.xml to org.apache.carbondata/carbondata-parent/1.2.0-SNAPSHOT/carbondata-parent-1.2.0-SNAPSHOT.pom[JENKINS] Archiving /home/jenkins/jenkins-slave/works
 pace/carbondata-pr-spark-1.6/examples/flink/pom.xml to org.apache.carbondata/carbondata-examples-flink/1.2.0-SNAPSHOT/carbondata-examples-flink-1.2.0-SNAPSHOT.pom[JENKINS] Archiving /home/jenkins/jenkins-slave/workspace/carbondata-pr-spark-1.6/core/pom.xml to org.apache.carbondata/carbondata-core/1.2.0-SNAPSHOT/carbondata-core-1.2.0-SNAPSHOT.pom[JENKINS] Archiving /home/jenkins/jenkins-slave/workspace/carbondata-pr-spark-1.6/hadoop/pom.xml to org.apache.carbondata/carbondata-hadoop/1.2.0-SNAPSHOT/carbondata-hadoop-1.2.0-SNAPSHOT.pom[JENKINS] Archiving /home/jenkins/jenkins-slave/workspace/carbondata-pr-spark-1.6/integration/presto/pom.xml to org.apache.carbondata/carbondata-presto/1.2.0-SNAPSHOT/carbondata-presto-1.2.0-SNAPSHOT.pom[JENKINS] Archiving /home/jenkins/jenkins-slave/workspace/carbondata-pr-spark-1.6/integration/spark-common-test/pom.xml to org.apache.carbondata/carbondata-spark-common-test/1.2.0-SNAPSHOT/carbondata-spark-common-test-1.2.0-SNAPSHOT.pom[JENKINS] Archiving
 /home/jenkins/jenkins-slave/workspace/carbondata-pr-spark-1.6/integration/spark/pom.xml to org.apache.carbondata/carbondata-spark/1.2.0-SNAPSHOT/carbondata-spark-1.2.0-SNAPSHOT.pomchannel stoppedSetting status of 90bbd1a58e79bf3548e1e5cff29714ea6c928df6 to FAILURE with url https://builds.apache.org/job/carbondata-pr-spark-1.6/687/ and message: 'Tests Failed for Spark1.6 'Using context: Jenkins(Spark1.6): mvn clean test -Pspark-1.6



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[GitHub] carbondata issue #1105: [WIP] Implement range interval partition

qiuchenjian-2
In reply to this post by qiuchenjian-2
Github user CarbonDataQA commented on the issue:

    https://github.com/apache/carbondata/pull/1105
 
    Build Failed with Spark 1.6, Please check CI http://144.76.159.231:8080/job/ApacheCarbonPRBuilder/179/



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[GitHub] carbondata issue #1105: [WIP] Implement range interval partition

qiuchenjian-2
In reply to this post by qiuchenjian-2
Github user CarbonDataQA commented on the issue:

    https://github.com/apache/carbondata/pull/1105
 
    Build Failed  with Spark 2.1.0, Please check CI http://136.243.101.176:8080/job/ApacheCarbonPRBuilder/2759/



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[GitHub] carbondata issue #1105: [WIP] Implement range interval partition

qiuchenjian-2
In reply to this post by qiuchenjian-2
Github user CarbonDataQA commented on the issue:

    https://github.com/apache/carbondata/pull/1105
 
    Build Failed with Spark 1.6, Please check CI http://144.76.159.231:8080/job/ApacheCarbonPRBuilder/180/



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[GitHub] carbondata issue #1105: [WIP] Implement range interval partition

qiuchenjian-2
In reply to this post by qiuchenjian-2
Github user asfgit commented on the issue:

    https://github.com/apache/carbondata/pull/1105
 
   
    Refer to this link for build results (access rights to CI server needed):
    https://builds.apache.org/job/carbondata-pr-spark-1.6/688/



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[GitHub] carbondata issue #1105: [WIP] Implement range interval partition

qiuchenjian-2
In reply to this post by qiuchenjian-2
Github user CarbonDataQA commented on the issue:

    https://github.com/apache/carbondata/pull/1105
 
    Build Failed  with Spark 2.1.0, Please check CI http://136.243.101.176:8080/job/ApacheCarbonPRBuilder/2789/



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[GitHub] carbondata issue #1105: [WIP] Implement range interval partition

qiuchenjian-2
In reply to this post by qiuchenjian-2
Github user asfgit commented on the issue:

    https://github.com/apache/carbondata/pull/1105
 
   
    Refer to this link for build results (access rights to CI server needed):
    https://builds.apache.org/job/carbondata-pr-spark-1.6/724/



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[GitHub] carbondata issue #1105: [WIP] Implement range interval partition

qiuchenjian-2
In reply to this post by qiuchenjian-2
Github user CarbonDataQA commented on the issue:

    https://github.com/apache/carbondata/pull/1105
 
    Build Failed with Spark 1.6, Please check CI http://144.76.159.231:8080/job/ApacheCarbonPRBuilder/210/



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[GitHub] carbondata pull request #1105: [WIP] Implement range interval partition

qiuchenjian-2
In reply to this post by qiuchenjian-2
Github user lionelcao commented on a diff in the pull request:

    https://github.com/apache/carbondata/pull/1105#discussion_r126057425
 
    --- Diff: core/src/main/java/org/apache/carbondata/core/metadata/schema/partition/RangeIntervalPartition.java ---
    @@ -0,0 +1,50 @@
    +/*
    + * 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.metadata.schema.partition;
    +
    +
    +public class RangeIntervalPartition extends AbstractPartition {
    --- End diff --
   
    AbstractPartition has been removed. Now only store rangeInfo/ListInfo in partitionInfo.


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[GitHub] carbondata pull request #1105: [WIP] Implement range interval partition

qiuchenjian-2
In reply to this post by qiuchenjian-2
Github user lionelcao commented on a diff in the pull request:

    https://github.com/apache/carbondata/pull/1105#discussion_r126327814
 
    --- Diff: core/src/main/java/org/apache/carbondata/core/scan/filter/partition/PartitionFilterUtil.java ---
    @@ -264,4 +265,81 @@ public static BitSet getPartitionMapForRangeFilter(PartitionInfo partitionInfo,
         return partitionMap;
       }
     
    +  /**
    +   * get partition map of range interval filter on range interval partition table
    +   * @param partitionInfo
    +   * @param partitioner
    +   * @param filterValue
    +   * @param isGreaterThan
    +   * @param isEqualTo
    +   * @return
    +   */
    +  public static BitSet getPartitionMapForRangeIntervalFilter(PartitionInfo partitionInfo,
    +      RangeIntervalPartitioner partitioner, Object filterValue,
    +      boolean isGreaterThan, boolean isEqualTo,
    +      DateFormat timestampFormatter, DateFormat dateFormatter) {
    +
    +    List<String> values = partitionInfo.getRangeInfo();
    +    DataType partitionColumnDataType = partitionInfo.getColumnSchemaList().get(0).getDataType();
    +
    +    Comparator comparator =
    +        PartitionFilterUtil.getComparatorByDataType(partitionColumnDataType);
    +
    +    BitSet partitionMap = PartitionUtil
    +        .generateBitSetBySize(partitioner.numPartitions(), false);
    +
    +    int numPartitions = values.size() - 1;
    +    int result = 0;
    +    // the partition index of filter value
    +    int partitionIndex = 0;
    +    // find the partition of filter value
    +    for (; partitionIndex < numPartitions; partitionIndex++) {
    +      result = comparator.compare(filterValue, PartitionUtil.getDataBasedOnDataType(
    +          values.get(partitionIndex), partitionColumnDataType, timestampFormatter, dateFormatter));
    +      if (result <= 0) {
    +        break;
    +      }
    +    }
    +    if (partitionIndex == numPartitions) {
    +      // filter value is not in given partition, should get partitionId dynamically
    +      int partitionId = partitioner.getPartition(filterValue);
    --- End diff --
   
    this should be partitionIndex


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[GitHub] carbondata pull request #1105: [WIP] Implement range interval partition

qiuchenjian-2
In reply to this post by qiuchenjian-2
Github user lionelcao commented on a diff in the pull request:

    https://github.com/apache/carbondata/pull/1105#discussion_r126327873
 
    --- Diff: core/src/main/java/org/apache/carbondata/core/scan/filter/partition/PartitionFilterUtil.java ---
    @@ -264,4 +265,81 @@ public static BitSet getPartitionMapForRangeFilter(PartitionInfo partitionInfo,
         return partitionMap;
       }
     
    +  /**
    +   * get partition map of range interval filter on range interval partition table
    +   * @param partitionInfo
    +   * @param partitioner
    +   * @param filterValue
    +   * @param isGreaterThan
    +   * @param isEqualTo
    +   * @return
    +   */
    +  public static BitSet getPartitionMapForRangeIntervalFilter(PartitionInfo partitionInfo,
    +      RangeIntervalPartitioner partitioner, Object filterValue,
    +      boolean isGreaterThan, boolean isEqualTo,
    +      DateFormat timestampFormatter, DateFormat dateFormatter) {
    +
    +    List<String> values = partitionInfo.getRangeInfo();
    +    DataType partitionColumnDataType = partitionInfo.getColumnSchemaList().get(0).getDataType();
    +
    +    Comparator comparator =
    +        PartitionFilterUtil.getComparatorByDataType(partitionColumnDataType);
    +
    +    BitSet partitionMap = PartitionUtil
    +        .generateBitSetBySize(partitioner.numPartitions(), false);
    +
    +    int numPartitions = values.size() - 1;
    +    int result = 0;
    +    // the partition index of filter value
    +    int partitionIndex = 0;
    +    // find the partition of filter value
    +    for (; partitionIndex < numPartitions; partitionIndex++) {
    +      result = comparator.compare(filterValue, PartitionUtil.getDataBasedOnDataType(
    +          values.get(partitionIndex), partitionColumnDataType, timestampFormatter, dateFormatter));
    +      if (result <= 0) {
    +        break;
    +      }
    +    }
    +    if (partitionIndex == numPartitions) {
    +      // filter value is not in given partition, should get partitionId dynamically
    +      int partitionId = partitioner.getPartition(filterValue);
    +      partitionMap.set(0);
    +      if (isGreaterThan) {
    +        // GreaterThan(>), GreaterThanEqualTo(>=)
    +        partitionMap.set(partitionId, partitioner.numPartitions());
    --- End diff --
   
    this should be partition index


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[GitHub] carbondata pull request #1105: [WIP] Implement range interval partition

qiuchenjian-2
In reply to this post by qiuchenjian-2
Github user lionelcao commented on a diff in the pull request:

    https://github.com/apache/carbondata/pull/1105#discussion_r126327928
 
    --- Diff: core/src/main/java/org/apache/carbondata/core/scan/partition/RangeIntervalPartitioner.java ---
    @@ -0,0 +1,206 @@
    +/*
    + * 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.scan.partition;
    +
    +import java.io.Serializable;
    +import java.text.SimpleDateFormat;
    +import java.util.ArrayList;
    +import java.util.Calendar;
    +import java.util.List;
    +
    +import org.apache.carbondata.core.constants.CarbonCommonConstants;
    +import org.apache.carbondata.core.metadata.datatype.DataType;
    +import org.apache.carbondata.core.metadata.schema.PartitionInfo;
    +import org.apache.carbondata.core.util.CarbonProperties;
    +
    +/**
    + * Range Interval Partitioner
    + */
    +
    +public class RangeIntervalPartitioner implements Partitioner {
    +
    +  private int numPartitions;
    +  private RangeIntervalComparator comparator;
    +  private List<Object> boundsList = new ArrayList<>();
    +  private String intervalType;
    +  private DataType partitionColumnDataType;
    +
    +  private SimpleDateFormat timestampFormatter = new SimpleDateFormat(CarbonProperties.getInstance()
    +      .getProperty(CarbonCommonConstants.CARBON_TIMESTAMP_FORMAT,
    +          CarbonCommonConstants.CARBON_TIMESTAMP_DEFAULT_FORMAT));
    +
    +  private SimpleDateFormat dateFormatter = new SimpleDateFormat(CarbonProperties.getInstance()
    +      .getProperty(CarbonCommonConstants.CARBON_DATE_FORMAT,
    +          CarbonCommonConstants.CARBON_DATE_DEFAULT_FORMAT));
    +
    +  public RangeIntervalPartitioner(PartitionInfo partitionInfo) {
    +    List<String> values = partitionInfo.getRangeIntervalInfo();
    +    partitionColumnDataType = partitionInfo.getColumnSchemaList().get(0).getDataType();
    +    numPartitions = values.size() - 1;
    +    // -1 is just for instead of null
    +    boundsList.add(-1L);
    +    for (int i = 0; i < numPartitions; i++) {
    +      boundsList.add(PartitionUtil.getDataBasedOnDataType(values.get(i), partitionColumnDataType,
    +          timestampFormatter, dateFormatter));
    +    }
    +    comparator = new RangeIntervalComparator();
    +    intervalType = values.get(numPartitions);
    +  }
    +
    +  @Override public int numPartitions() {
    +    String numParStr = CarbonProperties.getInstance().getProperty(
    +        CarbonCommonConstants.MAX_PARTITION_FOR_RANGE_INTERVAL,
    +        CarbonCommonConstants.DEFAULT_MAX_PARTITION_FOR_RANGE_INTERVAL);
    +    return Integer.parseInt(numParStr);
    +  }
    +
    +  @Override public int getPartition(Object key) {
    +    int partitionIndex = -1;
    +    Object lastBound = boundsList.get(boundsList.size() - 1);
    +    if (key == null) {
    +      return 0;
    +    } else {
    +      for (int i = 1; i <= numPartitions; i++) {
    +        if (comparator.compareTo(key, boundsList.get(i))) {
    +          return i;
    +        }
    +      }
    +      switch (intervalType.toLowerCase()) {
    +        case "year":
    +          partitionIndex = getDynamicPartitionForYear(key, lastBound);
    +          break;
    +        case "month":
    +          partitionIndex = getDynamicPartitionForMonth(key, lastBound);
    +          break;
    +        case "week":
    +          partitionIndex = getDynamicPartitionForWeek(key, lastBound);
    +          break;
    +        case "day":
    +          partitionIndex = getDynamicPartitionForDay(key, lastBound);
    +          break;
    +        case "hour":
    +          partitionIndex = getDynamicPartitionForHour(key, lastBound);
    +          break;
    +        default:
    +          partitionIndex = -1;
    +      }
    +      // if value's partitionId is great than max partition, return 0 for it.
    +      if (partitionIndex >= numPartitions()) {
    +        return 0;
    +      }
    +      return partitionIndex;
    +    }
    +  }
    +
    +  public int getDynamicPartitionForYear(Object key, Object lastBound) {
    +    int partitionId = -1;
    +    Calendar lastCalendar = Calendar.getInstance();
    +    Calendar keyCal = Calendar.getInstance();
    +    keyCal.setTimeInMillis((long)key);
    +    lastCalendar.setTimeInMillis((long)lastBound);
    +    while (true) {
    +      lastCalendar.add(Calendar.YEAR, 1);
    +      boundsList.add(boundsList.size(), lastCalendar.getTimeInMillis());
    +      ++numPartitions;
    +      if (keyCal.compareTo(lastCalendar) == -1) {
    +        partitionId = numPartitions;
    +        break;
    +      }
    +    }
    +    return partitionId;
    +  }
    +
    +  public int getDynamicPartitionForMonth(Object key, Object lastBound) {
    +    int partitionId = -1;
    +    Calendar lastCalendar = Calendar.getInstance();
    +    Calendar keyCal = Calendar.getInstance();
    +    keyCal.setTimeInMillis((long)key);
    +    lastCalendar.setTimeInMillis((long)lastBound);
    +    while (true) {
    +      lastCalendar.add(Calendar.MONTH, 1);
    +      boundsList.add(boundsList.size(), lastCalendar.getTimeInMillis());
    +      ++numPartitions;
    +      if (keyCal.compareTo(lastCalendar) == -1) {
    +        partitionId = numPartitions;
    +        break;
    +      }
    +    }
    +    return partitionId;
    --- End diff --
   
    this should be partition index


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[GitHub] carbondata pull request #1105: [WIP] Implement range interval partition

qiuchenjian-2
In reply to this post by qiuchenjian-2
Github user lionelcao commented on a diff in the pull request:

    https://github.com/apache/carbondata/pull/1105#discussion_r126327975
 
    --- Diff: core/src/main/java/org/apache/carbondata/core/scan/partition/RangeIntervalPartitioner.java ---
    @@ -0,0 +1,206 @@
    +/*
    + * 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.scan.partition;
    +
    +import java.io.Serializable;
    +import java.text.SimpleDateFormat;
    +import java.util.ArrayList;
    +import java.util.Calendar;
    +import java.util.List;
    +
    +import org.apache.carbondata.core.constants.CarbonCommonConstants;
    +import org.apache.carbondata.core.metadata.datatype.DataType;
    +import org.apache.carbondata.core.metadata.schema.PartitionInfo;
    +import org.apache.carbondata.core.util.CarbonProperties;
    +
    +/**
    + * Range Interval Partitioner
    + */
    +
    +public class RangeIntervalPartitioner implements Partitioner {
    +
    +  private int numPartitions;
    +  private RangeIntervalComparator comparator;
    +  private List<Object> boundsList = new ArrayList<>();
    +  private String intervalType;
    +  private DataType partitionColumnDataType;
    +
    +  private SimpleDateFormat timestampFormatter = new SimpleDateFormat(CarbonProperties.getInstance()
    +      .getProperty(CarbonCommonConstants.CARBON_TIMESTAMP_FORMAT,
    +          CarbonCommonConstants.CARBON_TIMESTAMP_DEFAULT_FORMAT));
    +
    +  private SimpleDateFormat dateFormatter = new SimpleDateFormat(CarbonProperties.getInstance()
    +      .getProperty(CarbonCommonConstants.CARBON_DATE_FORMAT,
    +          CarbonCommonConstants.CARBON_DATE_DEFAULT_FORMAT));
    +
    +  public RangeIntervalPartitioner(PartitionInfo partitionInfo) {
    +    List<String> values = partitionInfo.getRangeIntervalInfo();
    +    partitionColumnDataType = partitionInfo.getColumnSchemaList().get(0).getDataType();
    +    numPartitions = values.size() - 1;
    +    // -1 is just for instead of null
    +    boundsList.add(-1L);
    +    for (int i = 0; i < numPartitions; i++) {
    +      boundsList.add(PartitionUtil.getDataBasedOnDataType(values.get(i), partitionColumnDataType,
    +          timestampFormatter, dateFormatter));
    +    }
    +    comparator = new RangeIntervalComparator();
    +    intervalType = values.get(numPartitions);
    +  }
    +
    +  @Override public int numPartitions() {
    +    String numParStr = CarbonProperties.getInstance().getProperty(
    +        CarbonCommonConstants.MAX_PARTITION_FOR_RANGE_INTERVAL,
    +        CarbonCommonConstants.DEFAULT_MAX_PARTITION_FOR_RANGE_INTERVAL);
    +    return Integer.parseInt(numParStr);
    +  }
    +
    +  @Override public int getPartition(Object key) {
    +    int partitionIndex = -1;
    +    Object lastBound = boundsList.get(boundsList.size() - 1);
    +    if (key == null) {
    +      return 0;
    +    } else {
    +      for (int i = 1; i <= numPartitions; i++) {
    +        if (comparator.compareTo(key, boundsList.get(i))) {
    +          return i;
    +        }
    +      }
    +      switch (intervalType.toLowerCase()) {
    +        case "year":
    +          partitionIndex = getDynamicPartitionForYear(key, lastBound);
    +          break;
    +        case "month":
    +          partitionIndex = getDynamicPartitionForMonth(key, lastBound);
    +          break;
    +        case "week":
    +          partitionIndex = getDynamicPartitionForWeek(key, lastBound);
    +          break;
    +        case "day":
    +          partitionIndex = getDynamicPartitionForDay(key, lastBound);
    +          break;
    +        case "hour":
    +          partitionIndex = getDynamicPartitionForHour(key, lastBound);
    +          break;
    +        default:
    +          partitionIndex = -1;
    +      }
    +      // if value's partitionId is great than max partition, return 0 for it.
    +      if (partitionIndex >= numPartitions()) {
    +        return 0;
    +      }
    +      return partitionIndex;
    +    }
    +  }
    +
    +  public int getDynamicPartitionForYear(Object key, Object lastBound) {
    +    int partitionId = -1;
    +    Calendar lastCalendar = Calendar.getInstance();
    +    Calendar keyCal = Calendar.getInstance();
    +    keyCal.setTimeInMillis((long)key);
    +    lastCalendar.setTimeInMillis((long)lastBound);
    +    while (true) {
    +      lastCalendar.add(Calendar.YEAR, 1);
    +      boundsList.add(boundsList.size(), lastCalendar.getTimeInMillis());
    +      ++numPartitions;
    +      if (keyCal.compareTo(lastCalendar) == -1) {
    +        partitionId = numPartitions;
    +        break;
    +      }
    +    }
    +    return partitionId;
    --- End diff --
   
    this should be partition index


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[GitHub] carbondata pull request #1105: [WIP] Implement range interval partition

qiuchenjian-2
In reply to this post by qiuchenjian-2
Github user lionelcao commented on a diff in the pull request:

    https://github.com/apache/carbondata/pull/1105#discussion_r126327993
 
    --- Diff: core/src/main/java/org/apache/carbondata/core/scan/partition/RangeIntervalPartitioner.java ---
    @@ -0,0 +1,206 @@
    +/*
    + * 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.scan.partition;
    +
    +import java.io.Serializable;
    +import java.text.SimpleDateFormat;
    +import java.util.ArrayList;
    +import java.util.Calendar;
    +import java.util.List;
    +
    +import org.apache.carbondata.core.constants.CarbonCommonConstants;
    +import org.apache.carbondata.core.metadata.datatype.DataType;
    +import org.apache.carbondata.core.metadata.schema.PartitionInfo;
    +import org.apache.carbondata.core.util.CarbonProperties;
    +
    +/**
    + * Range Interval Partitioner
    + */
    +
    +public class RangeIntervalPartitioner implements Partitioner {
    +
    +  private int numPartitions;
    +  private RangeIntervalComparator comparator;
    +  private List<Object> boundsList = new ArrayList<>();
    +  private String intervalType;
    +  private DataType partitionColumnDataType;
    +
    +  private SimpleDateFormat timestampFormatter = new SimpleDateFormat(CarbonProperties.getInstance()
    +      .getProperty(CarbonCommonConstants.CARBON_TIMESTAMP_FORMAT,
    +          CarbonCommonConstants.CARBON_TIMESTAMP_DEFAULT_FORMAT));
    +
    +  private SimpleDateFormat dateFormatter = new SimpleDateFormat(CarbonProperties.getInstance()
    +      .getProperty(CarbonCommonConstants.CARBON_DATE_FORMAT,
    +          CarbonCommonConstants.CARBON_DATE_DEFAULT_FORMAT));
    +
    +  public RangeIntervalPartitioner(PartitionInfo partitionInfo) {
    +    List<String> values = partitionInfo.getRangeIntervalInfo();
    +    partitionColumnDataType = partitionInfo.getColumnSchemaList().get(0).getDataType();
    +    numPartitions = values.size() - 1;
    +    // -1 is just for instead of null
    +    boundsList.add(-1L);
    +    for (int i = 0; i < numPartitions; i++) {
    +      boundsList.add(PartitionUtil.getDataBasedOnDataType(values.get(i), partitionColumnDataType,
    +          timestampFormatter, dateFormatter));
    +    }
    +    comparator = new RangeIntervalComparator();
    +    intervalType = values.get(numPartitions);
    +  }
    +
    +  @Override public int numPartitions() {
    +    String numParStr = CarbonProperties.getInstance().getProperty(
    +        CarbonCommonConstants.MAX_PARTITION_FOR_RANGE_INTERVAL,
    +        CarbonCommonConstants.DEFAULT_MAX_PARTITION_FOR_RANGE_INTERVAL);
    +    return Integer.parseInt(numParStr);
    +  }
    +
    +  @Override public int getPartition(Object key) {
    +    int partitionIndex = -1;
    +    Object lastBound = boundsList.get(boundsList.size() - 1);
    +    if (key == null) {
    +      return 0;
    +    } else {
    +      for (int i = 1; i <= numPartitions; i++) {
    +        if (comparator.compareTo(key, boundsList.get(i))) {
    +          return i;
    +        }
    +      }
    +      switch (intervalType.toLowerCase()) {
    +        case "year":
    +          partitionIndex = getDynamicPartitionForYear(key, lastBound);
    +          break;
    +        case "month":
    +          partitionIndex = getDynamicPartitionForMonth(key, lastBound);
    +          break;
    +        case "week":
    +          partitionIndex = getDynamicPartitionForWeek(key, lastBound);
    +          break;
    +        case "day":
    +          partitionIndex = getDynamicPartitionForDay(key, lastBound);
    +          break;
    +        case "hour":
    +          partitionIndex = getDynamicPartitionForHour(key, lastBound);
    +          break;
    +        default:
    +          partitionIndex = -1;
    +      }
    +      // if value's partitionId is great than max partition, return 0 for it.
    +      if (partitionIndex >= numPartitions()) {
    +        return 0;
    +      }
    +      return partitionIndex;
    +    }
    +  }
    +
    +  public int getDynamicPartitionForYear(Object key, Object lastBound) {
    +    int partitionId = -1;
    +    Calendar lastCalendar = Calendar.getInstance();
    +    Calendar keyCal = Calendar.getInstance();
    +    keyCal.setTimeInMillis((long)key);
    +    lastCalendar.setTimeInMillis((long)lastBound);
    +    while (true) {
    +      lastCalendar.add(Calendar.YEAR, 1);
    +      boundsList.add(boundsList.size(), lastCalendar.getTimeInMillis());
    +      ++numPartitions;
    +      if (keyCal.compareTo(lastCalendar) == -1) {
    +        partitionId = numPartitions;
    +        break;
    +      }
    +    }
    +    return partitionId;
    +  }
    +
    +  public int getDynamicPartitionForMonth(Object key, Object lastBound) {
    +    int partitionId = -1;
    +    Calendar lastCalendar = Calendar.getInstance();
    +    Calendar keyCal = Calendar.getInstance();
    +    keyCal.setTimeInMillis((long)key);
    +    lastCalendar.setTimeInMillis((long)lastBound);
    +    while (true) {
    +      lastCalendar.add(Calendar.MONTH, 1);
    +      boundsList.add(boundsList.size(), lastCalendar.getTimeInMillis());
    +      ++numPartitions;
    +      if (keyCal.compareTo(lastCalendar) == -1) {
    +        partitionId = numPartitions;
    +        break;
    +      }
    +    }
    +    return partitionId;
    +  }
    +
    +  public int getDynamicPartitionForWeek(Object key, Object lastBound) {
    +    int partitionId = -1;
    +    Calendar lastCalendar = Calendar.getInstance();
    +    Calendar keyCal = Calendar.getInstance();
    +    keyCal.setTimeInMillis((long)key);
    +    lastCalendar.setTimeInMillis((long)lastBound);
    +    while (true) {
    +      lastCalendar.add(Calendar.WEEK_OF_MONTH, 1);
    +      boundsList.add(boundsList.size(), lastCalendar.getTimeInMillis());
    +      ++numPartitions;
    +      if (keyCal.compareTo(lastCalendar) == -1) {
    +        partitionId = numPartitions;
    +        break;
    +      }
    +    }
    +    return partitionId;
    --- End diff --
   
    this should be partition index


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[GitHub] carbondata pull request #1105: [WIP] Implement range interval partition

qiuchenjian-2
In reply to this post by qiuchenjian-2
Github user lionelcao commented on a diff in the pull request:

    https://github.com/apache/carbondata/pull/1105#discussion_r126328001
 
    --- Diff: core/src/main/java/org/apache/carbondata/core/scan/partition/RangeIntervalPartitioner.java ---
    @@ -0,0 +1,206 @@
    +/*
    + * 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.scan.partition;
    +
    +import java.io.Serializable;
    +import java.text.SimpleDateFormat;
    +import java.util.ArrayList;
    +import java.util.Calendar;
    +import java.util.List;
    +
    +import org.apache.carbondata.core.constants.CarbonCommonConstants;
    +import org.apache.carbondata.core.metadata.datatype.DataType;
    +import org.apache.carbondata.core.metadata.schema.PartitionInfo;
    +import org.apache.carbondata.core.util.CarbonProperties;
    +
    +/**
    + * Range Interval Partitioner
    + */
    +
    +public class RangeIntervalPartitioner implements Partitioner {
    +
    +  private int numPartitions;
    +  private RangeIntervalComparator comparator;
    +  private List<Object> boundsList = new ArrayList<>();
    +  private String intervalType;
    +  private DataType partitionColumnDataType;
    +
    +  private SimpleDateFormat timestampFormatter = new SimpleDateFormat(CarbonProperties.getInstance()
    +      .getProperty(CarbonCommonConstants.CARBON_TIMESTAMP_FORMAT,
    +          CarbonCommonConstants.CARBON_TIMESTAMP_DEFAULT_FORMAT));
    +
    +  private SimpleDateFormat dateFormatter = new SimpleDateFormat(CarbonProperties.getInstance()
    +      .getProperty(CarbonCommonConstants.CARBON_DATE_FORMAT,
    +          CarbonCommonConstants.CARBON_DATE_DEFAULT_FORMAT));
    +
    +  public RangeIntervalPartitioner(PartitionInfo partitionInfo) {
    +    List<String> values = partitionInfo.getRangeIntervalInfo();
    +    partitionColumnDataType = partitionInfo.getColumnSchemaList().get(0).getDataType();
    +    numPartitions = values.size() - 1;
    +    // -1 is just for instead of null
    +    boundsList.add(-1L);
    +    for (int i = 0; i < numPartitions; i++) {
    +      boundsList.add(PartitionUtil.getDataBasedOnDataType(values.get(i), partitionColumnDataType,
    +          timestampFormatter, dateFormatter));
    +    }
    +    comparator = new RangeIntervalComparator();
    +    intervalType = values.get(numPartitions);
    +  }
    +
    +  @Override public int numPartitions() {
    +    String numParStr = CarbonProperties.getInstance().getProperty(
    +        CarbonCommonConstants.MAX_PARTITION_FOR_RANGE_INTERVAL,
    +        CarbonCommonConstants.DEFAULT_MAX_PARTITION_FOR_RANGE_INTERVAL);
    +    return Integer.parseInt(numParStr);
    +  }
    +
    +  @Override public int getPartition(Object key) {
    +    int partitionIndex = -1;
    +    Object lastBound = boundsList.get(boundsList.size() - 1);
    +    if (key == null) {
    +      return 0;
    +    } else {
    +      for (int i = 1; i <= numPartitions; i++) {
    +        if (comparator.compareTo(key, boundsList.get(i))) {
    +          return i;
    +        }
    +      }
    +      switch (intervalType.toLowerCase()) {
    +        case "year":
    +          partitionIndex = getDynamicPartitionForYear(key, lastBound);
    +          break;
    +        case "month":
    +          partitionIndex = getDynamicPartitionForMonth(key, lastBound);
    +          break;
    +        case "week":
    +          partitionIndex = getDynamicPartitionForWeek(key, lastBound);
    +          break;
    +        case "day":
    +          partitionIndex = getDynamicPartitionForDay(key, lastBound);
    +          break;
    +        case "hour":
    +          partitionIndex = getDynamicPartitionForHour(key, lastBound);
    +          break;
    +        default:
    +          partitionIndex = -1;
    +      }
    +      // if value's partitionId is great than max partition, return 0 for it.
    +      if (partitionIndex >= numPartitions()) {
    +        return 0;
    +      }
    +      return partitionIndex;
    +    }
    +  }
    +
    +  public int getDynamicPartitionForYear(Object key, Object lastBound) {
    +    int partitionId = -1;
    +    Calendar lastCalendar = Calendar.getInstance();
    +    Calendar keyCal = Calendar.getInstance();
    +    keyCal.setTimeInMillis((long)key);
    +    lastCalendar.setTimeInMillis((long)lastBound);
    +    while (true) {
    +      lastCalendar.add(Calendar.YEAR, 1);
    +      boundsList.add(boundsList.size(), lastCalendar.getTimeInMillis());
    +      ++numPartitions;
    +      if (keyCal.compareTo(lastCalendar) == -1) {
    +        partitionId = numPartitions;
    +        break;
    +      }
    +    }
    +    return partitionId;
    +  }
    +
    +  public int getDynamicPartitionForMonth(Object key, Object lastBound) {
    +    int partitionId = -1;
    +    Calendar lastCalendar = Calendar.getInstance();
    +    Calendar keyCal = Calendar.getInstance();
    +    keyCal.setTimeInMillis((long)key);
    +    lastCalendar.setTimeInMillis((long)lastBound);
    +    while (true) {
    +      lastCalendar.add(Calendar.MONTH, 1);
    +      boundsList.add(boundsList.size(), lastCalendar.getTimeInMillis());
    +      ++numPartitions;
    +      if (keyCal.compareTo(lastCalendar) == -1) {
    +        partitionId = numPartitions;
    +        break;
    +      }
    +    }
    +    return partitionId;
    +  }
    +
    +  public int getDynamicPartitionForWeek(Object key, Object lastBound) {
    +    int partitionId = -1;
    +    Calendar lastCalendar = Calendar.getInstance();
    +    Calendar keyCal = Calendar.getInstance();
    +    keyCal.setTimeInMillis((long)key);
    +    lastCalendar.setTimeInMillis((long)lastBound);
    +    while (true) {
    +      lastCalendar.add(Calendar.WEEK_OF_MONTH, 1);
    +      boundsList.add(boundsList.size(), lastCalendar.getTimeInMillis());
    +      ++numPartitions;
    +      if (keyCal.compareTo(lastCalendar) == -1) {
    +        partitionId = numPartitions;
    +        break;
    +      }
    +    }
    +    return partitionId;
    +  }
    +
    +  public int getDynamicPartitionForDay(Object key, Object lastBound) {
    +    int partitionId = -1;
    +    Calendar lastCalendar = Calendar.getInstance();
    +    Calendar keyCal = Calendar.getInstance();
    +    keyCal.setTimeInMillis((long)key);
    +    lastCalendar.setTimeInMillis((long)lastBound);
    +    while (true) {
    +      lastCalendar.add(Calendar.DAY_OF_WEEK, 1);
    +      boundsList.add(boundsList.size(), lastCalendar.getTimeInMillis());
    +      ++numPartitions;
    +      if (keyCal.compareTo(lastCalendar) == -1) {
    +        partitionId = numPartitions;
    +        break;
    +      }
    +    }
    +    return partitionId;
    --- End diff --
   
    this should be partition index


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[GitHub] carbondata pull request #1105: [WIP] Implement range interval partition

qiuchenjian-2
In reply to this post by qiuchenjian-2
Github user lionelcao commented on a diff in the pull request:

    https://github.com/apache/carbondata/pull/1105#discussion_r126328012
 
    --- Diff: core/src/main/java/org/apache/carbondata/core/scan/partition/RangeIntervalPartitioner.java ---
    @@ -0,0 +1,206 @@
    +/*
    + * 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.scan.partition;
    +
    +import java.io.Serializable;
    +import java.text.SimpleDateFormat;
    +import java.util.ArrayList;
    +import java.util.Calendar;
    +import java.util.List;
    +
    +import org.apache.carbondata.core.constants.CarbonCommonConstants;
    +import org.apache.carbondata.core.metadata.datatype.DataType;
    +import org.apache.carbondata.core.metadata.schema.PartitionInfo;
    +import org.apache.carbondata.core.util.CarbonProperties;
    +
    +/**
    + * Range Interval Partitioner
    + */
    +
    +public class RangeIntervalPartitioner implements Partitioner {
    +
    +  private int numPartitions;
    +  private RangeIntervalComparator comparator;
    +  private List<Object> boundsList = new ArrayList<>();
    +  private String intervalType;
    +  private DataType partitionColumnDataType;
    +
    +  private SimpleDateFormat timestampFormatter = new SimpleDateFormat(CarbonProperties.getInstance()
    +      .getProperty(CarbonCommonConstants.CARBON_TIMESTAMP_FORMAT,
    +          CarbonCommonConstants.CARBON_TIMESTAMP_DEFAULT_FORMAT));
    +
    +  private SimpleDateFormat dateFormatter = new SimpleDateFormat(CarbonProperties.getInstance()
    +      .getProperty(CarbonCommonConstants.CARBON_DATE_FORMAT,
    +          CarbonCommonConstants.CARBON_DATE_DEFAULT_FORMAT));
    +
    +  public RangeIntervalPartitioner(PartitionInfo partitionInfo) {
    +    List<String> values = partitionInfo.getRangeIntervalInfo();
    +    partitionColumnDataType = partitionInfo.getColumnSchemaList().get(0).getDataType();
    +    numPartitions = values.size() - 1;
    +    // -1 is just for instead of null
    +    boundsList.add(-1L);
    +    for (int i = 0; i < numPartitions; i++) {
    +      boundsList.add(PartitionUtil.getDataBasedOnDataType(values.get(i), partitionColumnDataType,
    +          timestampFormatter, dateFormatter));
    +    }
    +    comparator = new RangeIntervalComparator();
    +    intervalType = values.get(numPartitions);
    +  }
    +
    +  @Override public int numPartitions() {
    +    String numParStr = CarbonProperties.getInstance().getProperty(
    +        CarbonCommonConstants.MAX_PARTITION_FOR_RANGE_INTERVAL,
    +        CarbonCommonConstants.DEFAULT_MAX_PARTITION_FOR_RANGE_INTERVAL);
    +    return Integer.parseInt(numParStr);
    +  }
    +
    +  @Override public int getPartition(Object key) {
    +    int partitionIndex = -1;
    +    Object lastBound = boundsList.get(boundsList.size() - 1);
    +    if (key == null) {
    +      return 0;
    +    } else {
    +      for (int i = 1; i <= numPartitions; i++) {
    +        if (comparator.compareTo(key, boundsList.get(i))) {
    +          return i;
    +        }
    +      }
    +      switch (intervalType.toLowerCase()) {
    +        case "year":
    +          partitionIndex = getDynamicPartitionForYear(key, lastBound);
    +          break;
    +        case "month":
    +          partitionIndex = getDynamicPartitionForMonth(key, lastBound);
    +          break;
    +        case "week":
    +          partitionIndex = getDynamicPartitionForWeek(key, lastBound);
    +          break;
    +        case "day":
    +          partitionIndex = getDynamicPartitionForDay(key, lastBound);
    +          break;
    +        case "hour":
    +          partitionIndex = getDynamicPartitionForHour(key, lastBound);
    +          break;
    +        default:
    +          partitionIndex = -1;
    +      }
    +      // if value's partitionId is great than max partition, return 0 for it.
    +      if (partitionIndex >= numPartitions()) {
    +        return 0;
    +      }
    +      return partitionIndex;
    +    }
    +  }
    +
    +  public int getDynamicPartitionForYear(Object key, Object lastBound) {
    +    int partitionId = -1;
    +    Calendar lastCalendar = Calendar.getInstance();
    +    Calendar keyCal = Calendar.getInstance();
    +    keyCal.setTimeInMillis((long)key);
    +    lastCalendar.setTimeInMillis((long)lastBound);
    +    while (true) {
    +      lastCalendar.add(Calendar.YEAR, 1);
    +      boundsList.add(boundsList.size(), lastCalendar.getTimeInMillis());
    +      ++numPartitions;
    +      if (keyCal.compareTo(lastCalendar) == -1) {
    +        partitionId = numPartitions;
    +        break;
    +      }
    +    }
    +    return partitionId;
    +  }
    +
    +  public int getDynamicPartitionForMonth(Object key, Object lastBound) {
    +    int partitionId = -1;
    +    Calendar lastCalendar = Calendar.getInstance();
    +    Calendar keyCal = Calendar.getInstance();
    +    keyCal.setTimeInMillis((long)key);
    +    lastCalendar.setTimeInMillis((long)lastBound);
    +    while (true) {
    +      lastCalendar.add(Calendar.MONTH, 1);
    +      boundsList.add(boundsList.size(), lastCalendar.getTimeInMillis());
    +      ++numPartitions;
    +      if (keyCal.compareTo(lastCalendar) == -1) {
    +        partitionId = numPartitions;
    +        break;
    +      }
    +    }
    +    return partitionId;
    +  }
    +
    +  public int getDynamicPartitionForWeek(Object key, Object lastBound) {
    +    int partitionId = -1;
    +    Calendar lastCalendar = Calendar.getInstance();
    +    Calendar keyCal = Calendar.getInstance();
    +    keyCal.setTimeInMillis((long)key);
    +    lastCalendar.setTimeInMillis((long)lastBound);
    +    while (true) {
    +      lastCalendar.add(Calendar.WEEK_OF_MONTH, 1);
    +      boundsList.add(boundsList.size(), lastCalendar.getTimeInMillis());
    +      ++numPartitions;
    +      if (keyCal.compareTo(lastCalendar) == -1) {
    +        partitionId = numPartitions;
    +        break;
    +      }
    +    }
    +    return partitionId;
    +  }
    +
    +  public int getDynamicPartitionForDay(Object key, Object lastBound) {
    +    int partitionId = -1;
    +    Calendar lastCalendar = Calendar.getInstance();
    +    Calendar keyCal = Calendar.getInstance();
    +    keyCal.setTimeInMillis((long)key);
    +    lastCalendar.setTimeInMillis((long)lastBound);
    +    while (true) {
    +      lastCalendar.add(Calendar.DAY_OF_WEEK, 1);
    +      boundsList.add(boundsList.size(), lastCalendar.getTimeInMillis());
    +      ++numPartitions;
    +      if (keyCal.compareTo(lastCalendar) == -1) {
    +        partitionId = numPartitions;
    +        break;
    +      }
    +    }
    +    return partitionId;
    +  }
    +
    +  public int getDynamicPartitionForHour(Object key , Object lastBound) {
    +    int partitionId = -1;
    +    Calendar lastCalendar = Calendar.getInstance();
    +    Calendar keyCal = Calendar.getInstance();
    +    keyCal.setTimeInMillis((long)key);
    +    lastCalendar.setTimeInMillis((long)lastBound);
    +    while (true) {
    +      lastCalendar.add(Calendar.HOUR_OF_DAY, 1);
    +      boundsList.add(boundsList.size(), lastCalendar.getTimeInMillis());
    +      ++numPartitions;
    +      if (keyCal.compareTo(lastCalendar) == -1) {
    +        partitionId = numPartitions;
    +        break;
    +      }
    +    }
    +    return partitionId;
    --- End diff --
   
    this should be partition index


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[GitHub] carbondata pull request #1105: [WIP] Implement range interval partition

qiuchenjian-2
In reply to this post by qiuchenjian-2
Github user lionelcao commented on a diff in the pull request:

    https://github.com/apache/carbondata/pull/1105#discussion_r126328284
 
    --- Diff: core/src/main/java/org/apache/carbondata/core/scan/filter/partition/PartitionFilterUtil.java ---
    @@ -264,4 +265,81 @@ public static BitSet getPartitionMapForRangeFilter(PartitionInfo partitionInfo,
         return partitionMap;
       }
     
    +  /**
    +   * get partition map of range interval filter on range interval partition table
    +   * @param partitionInfo
    +   * @param partitioner
    +   * @param filterValue
    +   * @param isGreaterThan
    +   * @param isEqualTo
    +   * @return
    +   */
    +  public static BitSet getPartitionMapForRangeIntervalFilter(PartitionInfo partitionInfo,
    +      RangeIntervalPartitioner partitioner, Object filterValue,
    +      boolean isGreaterThan, boolean isEqualTo,
    +      DateFormat timestampFormatter, DateFormat dateFormatter) {
    +
    +    List<String> values = partitionInfo.getRangeInfo();
    +    DataType partitionColumnDataType = partitionInfo.getColumnSchemaList().get(0).getDataType();
    +
    +    Comparator comparator =
    +        PartitionFilterUtil.getComparatorByDataType(partitionColumnDataType);
    +
    +    BitSet partitionMap = PartitionUtil
    +        .generateBitSetBySize(partitioner.numPartitions(), false);
    +
    +    int numPartitions = values.size() - 1;
    +    int result = 0;
    +    // the partition index of filter value
    +    int partitionIndex = 0;
    +    // find the partition of filter value
    +    for (; partitionIndex < numPartitions; partitionIndex++) {
    +      result = comparator.compare(filterValue, PartitionUtil.getDataBasedOnDataType(
    +          values.get(partitionIndex), partitionColumnDataType, timestampFormatter, dateFormatter));
    +      if (result <= 0) {
    +        break;
    +      }
    +    }
    +    if (partitionIndex == numPartitions) {
    +      // filter value is not in given partition, should get partitionId dynamically
    +      int partitionId = partitioner.getPartition(filterValue);
    --- End diff --
   
    this should be partition index


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