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[ASTERIXDB-3144][RT] Introduce DataPartitioningProvider
- user model changes: no - storage format changes: no - interface changes: yes Details: - Add storage partitioning scheme config (dyanmic or static) and default it to dynamic. - Introduce DataPartitioningProvider which encapsulates the logic for dataset partitioning based on the partitioning scheme. Change-Id: Ia2bbc716fb4c2e9abca06e8f8629b15bd48bc7f3 Reviewed-on: https://asterix-gerrit.ics.uci.edu/c/asterixdb/+/17503 Reviewed-by: Murtadha Hubail <mhubail@apache.org> Reviewed-by: Ali Alsuliman <ali.al.solaiman@gmail.com> Tested-by: Murtadha Hubail <mhubail@apache.org>
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56
...sterix-common/src/main/java/org/apache/asterix/common/cluster/PartitioningProperties.java
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| /* | ||
| * 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.asterix.common.cluster; | ||
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| import org.apache.hyracks.algebricks.common.constraints.AlgebricksPartitionConstraint; | ||
| import org.apache.hyracks.dataflow.std.file.IFileSplitProvider; | ||
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| public class PartitioningProperties { | ||
| private final IFileSplitProvider splitsProvider; | ||
| private final AlgebricksPartitionConstraint constraints; | ||
| private final int[][] computeStorageMap; | ||
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| private PartitioningProperties(IFileSplitProvider splitsProvider, AlgebricksPartitionConstraint constraints, | ||
| int[][] computeStorageMap) { | ||
| this.splitsProvider = splitsProvider; | ||
| this.constraints = constraints; | ||
| this.computeStorageMap = computeStorageMap; | ||
| } | ||
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| public static PartitioningProperties of(IFileSplitProvider splitsProvider, | ||
| AlgebricksPartitionConstraint constraints, int[][] computeStorageMap) { | ||
| return new PartitioningProperties(splitsProvider, constraints, computeStorageMap); | ||
| } | ||
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| public IFileSplitProvider getSpiltsProvider() { | ||
| return splitsProvider; | ||
| } | ||
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| public AlgebricksPartitionConstraint getConstraints() { | ||
| return constraints; | ||
| } | ||
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| public int[][] getComputeStorageMap() { | ||
| return computeStorageMap; | ||
| } | ||
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| public int getNumberOfPartitions() { | ||
| return splitsProvider.getFileSplits().length; | ||
| } | ||
| } |
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