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Hive >> mail # dev >> Review Request 17632: HDFS ZeroCopy Shims for Hive

Gopal V 2014-02-01, 03:05
Gunther Hagleitner 2014-02-03, 22:27
Gopal V 2014-02-04, 03:12
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Re: Review Request 17632: HDFS ZeroCopy Shims for Hive

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(Updated Feb. 4, 2014, 6:11 a.m.)
Review request for hive, Gunther Hagleitner and Owen O'Malley.

Remove new shim and add the feature-set into a package protected class.
Bugs: HIVE-6346
Repository: hive-git

Hive Shims for ZeroCopy FS read and Direct ByteBuffer decompression (hadoop/branch-2 changes)
Diffs (updated)

  pom.xml 0af4b08
  shims/0.20/src/main/java/org/apache/hadoop/hive/shims/Hadoop20Shims.java ec1f18e
  shims/0.20S/src/main/java/org/apache/hadoop/hive/shims/Hadoop20SShims.java d0ff7d4
  shims/0.23/src/main/java/org/apache/hadoop/hive/shims/Hadoop23Shims.java 54c38ee
  shims/0.23/src/main/java/org/apache/hadoop/hive/shims/ZeroCopyShims.java PRE-CREATION
  shims/common/src/main/java/org/apache/hadoop/hive/shims/HadoopShims.java 2b3c6c1

Diff: https://reviews.apache.org/r/17632/diff/

TPC-DS queries.

Gopal V
Gunther Hagleitner 2014-02-04, 08:28