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From chenliang613 <...@git.apache.org>
Subject [GitHub] carbondata pull request #1581: [CARBONDATA-1779] GenericVectorizedReader
Date Wed, 06 Dec 2017 12:19:51 GMT
Github user chenliang613 commented on a diff in the pull request:

    https://github.com/apache/carbondata/pull/1581#discussion_r155220673
  
    --- Diff: integration/presto/src/main/java/org/apache/carbondata/presto/CarbonVectorBatch.java
---
    @@ -0,0 +1,112 @@
    +package org.apache.carbondata.presto;
    +
    +import java.util.Arrays;
    +import java.util.HashSet;
    +import java.util.Set;
    +
    +public class CarbonVectorBatch {
    +
    +  private static final int DEFAULT_BATCH_SIZE = 1024;
    --- End diff --
    
    why is 1024?  for byteArr = new byte[batchSize];  whether can set smaller,or not ?


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