Github user jackylk commented on a diff in the pull request: https://github.com/apache/incubator-carbondata/pull/208#discussion_r82505582 --- Diff: hadoop/src/main/java/org/apache/carbondata/hadoop/internal/segment/StreamingSegment.java --- @@ -0,0 +1,45 @@ +/* + * 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.hadoop.internal.segment; + +import java.io.IOException; +import java.util.List; + +import org.apache.carbondata.hadoop.api.CarbonInputFormatBase; +import org.apache.carbondata.scan.model.QueryModel; +import org.apache.hadoop.mapreduce.InputSplit; +import org.apache.hadoop.mapreduce.JobContext; + +public class StreamingSegment extends Segment { --- End diff -- If I understand the comment correctly, the answer is that all segments are handled unifiedly in `CarbonInputFormatBase`, however, the internally read implementation of this segment is different from IndexedSegment. It uses Row input format to read. Is this the question?
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