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From mehant <...@git.apache.org>
Subject [GitHub] drill pull request: Initial version of RecordIterator and MergeJoi...
Date Sat, 10 Oct 2015 21:36:50 GMT
Github user mehant commented on a diff in the pull request:

    https://github.com/apache/drill/pull/190#discussion_r41701799
  
    --- Diff: exec/java-exec/src/main/java/org/apache/drill/exec/record/RecordIterator.java
---
    @@ -0,0 +1,252 @@
    +/*
    + * 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.drill.exec.record;
    +
    +import java.util.Iterator;
    +import java.util.Map;
    +
    +import org.apache.drill.common.expression.SchemaPath;
    +import org.apache.drill.exec.ops.OperatorContext;
    +import org.apache.drill.exec.physical.impl.sort.RecordBatchData;
    +import org.apache.drill.exec.record.RecordBatch.IterOutcome;
    +
    +import com.google.common.collect.ArrayListMultimap;
    +import com.google.common.collect.Lists;
    +import com.google.common.base.Preconditions;
    +import com.google.common.collect.Range;
    +import com.google.common.collect.Sets;
    +import com.google.common.collect.TreeRangeMap;
    +
    +
    +public class RecordIterator implements VectorAccessible {
    +  private static final org.slf4j.Logger logger = org.slf4j.LoggerFactory.getLogger(RecordIterator.class);
    +
    +  private final RecordBatch incoming;
    +  private final AbstractRecordBatch<?> outgoing;
    +  private int outerPosition;       // Tracks total records consumed so far works across
batches.
    --- End diff --
    
    should this be a long instead of int?


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