Anupama Gupta has uploaded this change for review. ( 
http://gerrit.cloudera.org:8080/10983


Change subject: WIP: KUDU-1291 Efficiently support predicates on non-prefix key 
components
......................................................................

WIP: KUDU-1291 Efficiently support predicates on non-prefix key components

This is a POC for index skip scan:

1. Currently, the implementation is targeted for predicates that consist of an 
equality on only the last column of the compound PK.

2. In the comments, the term "prefix key" is used for the first n-1 keys of the 
compound PK and "suffix key" is used for the last/nth key.

Change-Id: Ic7ee6433c25020cb9078faf18b35aa6a91bfc42c

Change-Id: I230cd5a288e28ace796b352a603e0d1bcc1e4e0f
---
M src/kudu/cfile/cfile_reader.cc
M src/kudu/cfile/cfile_reader.h
M src/kudu/common/encoded_key.cc
M src/kudu/common/encoded_key.h
M src/kudu/common/partial_row.h
M src/kudu/common/wire_protocol-test-util.h
M src/kudu/tablet/cfile_set.cc
M src/kudu/tablet/cfile_set.h
M src/kudu/tserver/CMakeLists.txt
A src/kudu/tserver/tablet_server-test-2.cc
M src/kudu/tserver/tablet_server-test-base.cc
M src/kudu/tserver/tablet_server-test-base.h
12 files changed, 455 insertions(+), 13 deletions(-)



  git pull ssh://gerrit.cloudera.org:29418/kudu refs/changes/83/10983/1
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Gerrit-Project: kudu
Gerrit-Branch: master
Gerrit-MessageType: newchange
Gerrit-Change-Id: I230cd5a288e28ace796b352a603e0d1bcc1e4e0f
Gerrit-Change-Number: 10983
Gerrit-PatchSet: 1
Gerrit-Owner: Anupama Gupta <[email protected]>

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