Hello Kudu Jenkins,

I'd like you to reexamine a change.  Please visit

    http://gerrit.cloudera.org:8080/3304

to look at the new patch set (#9).

Change subject: KUDU-1398 CFile index blocks can store shortest separating 
prefix
......................................................................

KUDU-1398 CFile index blocks can store shortest separating prefix

(No changes: resubmitting to trigger Jenkins build)

This changes the values stored as index keys to be a shortest key
between the first key of the data block and the last key of the previous
data block. However, this change does not apply to deltafiles, because
deltafiles expect to be able to decode an index key into a DeltaKey.

The way the change works is illustrated with the example from the JIRA,
extended:

Block 1: apple, banana, cardamom
Block 2: carrot, epazote, fennel
Block 3: fig, guava, kiwi

Before: ['apple' -> block 1, 'carrot' -> block 2, 'fig' -> block 3]

After: ['a' -> block 1, 'carr' -> block 2, 'fi' -> block 3]

Change-Id: I68ae9146fabd4a19b17d103d118d2d60e28bb315
---
M src/kudu/cfile/binary_dict_block.cc
M src/kudu/cfile/binary_dict_block.h
M src/kudu/cfile/binary_plain_block.cc
M src/kudu/cfile/binary_plain_block.h
M src/kudu/cfile/binary_prefix_block.cc
M src/kudu/cfile/binary_prefix_block.h
M src/kudu/cfile/block_encodings.h
M src/kudu/cfile/bloomfile.cc
M src/kudu/cfile/bloomfile.h
M src/kudu/cfile/bshuf_block.h
M src/kudu/cfile/cfile-test.cc
M src/kudu/cfile/cfile_util.cc
M src/kudu/cfile/cfile_util.h
M src/kudu/cfile/cfile_writer.cc
M src/kudu/cfile/cfile_writer.h
M src/kudu/cfile/gvint_block.cc
M src/kudu/cfile/gvint_block.h
M src/kudu/cfile/index-test.cc
M src/kudu/cfile/index_block.cc
M src/kudu/cfile/plain_bitmap_block.h
M src/kudu/cfile/plain_block.h
M src/kudu/cfile/rle_block.h
M src/kudu/tablet/deltafile.cc
23 files changed, 234 insertions(+), 71 deletions(-)


  git pull ssh://gerrit.cloudera.org:29418/kudu refs/changes/04/3304/9
-- 
To view, visit http://gerrit.cloudera.org:8080/3304
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Gerrit-MessageType: newpatchset
Gerrit-Change-Id: I68ae9146fabd4a19b17d103d118d2d60e28bb315
Gerrit-PatchSet: 9
Gerrit-Project: kudu
Gerrit-Branch: master
Gerrit-Owner: Will Berkeley <wdberke...@gmail.com>
Gerrit-Reviewer: Kudu Jenkins
Gerrit-Reviewer: Todd Lipcon <t...@apache.org>
Gerrit-Reviewer: Will Berkeley <wdberke...@gmail.com>

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