[GitHub] [orc] dongjoon-hyun commented on a diff in pull request #1072: ORC-1138 Optimizes the read of streams in ORC by combining multiple nearby reads into a single read, optionally allowing the retention or drop of the extra bytes

[GitBox]

dongjoon-hyun commented on code in PR #1072:
URL: https://github.com/apache/orc/pull/1072#discussion_r850881485


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java/core/src/java/org/apache/orc/impl/RecordReaderUtils.java:
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@@ -405,72 +410,31 @@ static void zeroCopyReadRanges(FSDataInputStream file,
     }
   }
 
-  /**
-   * Read the data from the file based on a list of ranges in a single read.
-   * @param file the file to read from
-   * @param first the first range to read
-   * @param last the last range to read
-   * @param allocateDirect should we use direct buffers
-   */
-  static void readRanges(FSDataInputStream file,

Review Comment:
   Hive is using `<orc.version>1.6.9</orc.version>` and Flink is using 
`<orc.version>1.5.6</orc.version>` because Apache ORC breaks like this. Even 
for the `implementation` package, Apache ORC community had better conservative 
instead of moving away from our customers.



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