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From amansinha100 <...@git.apache.org>
Subject [GitHub] drill pull request: DRILL-4589: Reduce planning time for file syst...
Date Thu, 07 Apr 2016 18:28:49 GMT
Github user amansinha100 commented on a diff in the pull request:

    --- Diff: exec/java-exec/src/main/java/org/apache/drill/exec/planner/DFSDirPartitionLocation.java
    @@ -0,0 +1,70 @@
    + * 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.
    + */
    + * Class defines a single partition corresponding to a directory in a DFS table.
    + */
    +package org.apache.drill.exec.planner;
    +import com.google.common.collect.Lists;
    +import java.util.Collection;
    +import java.util.List;
    +public class DFSDirPartitionLocation implements PartitionLocation {
    +  private final Collection<PartitionLocation> subPartitions;
    --- End diff --
    Can this collection be a mix of directory partition locations as well as file partition
locations ?  It has become a little confusing to keep track of the distinction between the
two since the term PartitionLocation is overloaded.   Can you add appropriate javadoc to clarify

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