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From w...@apache.org
Subject [2/2] arrow git commit: ARROW-965: Website updates for 0.3.0
Date Mon, 08 May 2017 19:22:51 GMT
ARROW-965: Website updates for 0.3.0

Author: Wes McKinney <wes.mckinney@twosigma.com>

Closes #658 from wesm/ARROW-965 and squashes the following commits:

61c69d1 [Wes McKinney] Add license header
9e2c969 [Wes McKinney] Fix post template
5a55645 [Wes McKinney] Add Release page with changelog
7e674e1 [Wes McKinney] Website updates for 0.3.0


Project: http://git-wip-us.apache.org/repos/asf/arrow/repo
Commit: http://git-wip-us.apache.org/repos/asf/arrow/commit/fe945a27
Tree: http://git-wip-us.apache.org/repos/asf/arrow/tree/fe945a27
Diff: http://git-wip-us.apache.org/repos/asf/arrow/diff/fe945a27

Branch: refs/heads/master
Commit: fe945a276206d597039f027004c14e141fffa0f5
Parents: 3d19831
Author: Wes McKinney <wes.mckinney@twosigma.com>
Authored: Mon May 8 15:22:41 2017 -0400
Committer: Wes McKinney <wes.mckinney@twosigma.com>
Committed: Mon May 8 15:22:41 2017 -0400

----------------------------------------------------------------------
 NOTICE.txt                            |   2 +
 site/_config.yml                      |   2 +
 site/_data/contributors.yml           |  32 +++
 site/_includes/blog_entry.html        |  20 +-
 site/_includes/header.html            |   1 +
 site/_layouts/post.html               |  20 +-
 site/_posts/2017-05-08-0.3-release.md |   4 +-
 site/_release/0.1.0.md                | 222 +++++++++++++++++++
 site/_release/0.2.0.md                | 238 ++++++++++++++++++++
 site/_release/0.3.0.md                | 343 +++++++++++++++++++++++++++++
 site/_release/index.md                |  35 +++
 site/install.html                     |  11 -
 site/install.md                       |  75 +++++++
 13 files changed, 990 insertions(+), 15 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/arrow/blob/fe945a27/NOTICE.txt
----------------------------------------------------------------------
diff --git a/NOTICE.txt b/NOTICE.txt
index e71835c..c02e75f 100644
--- a/NOTICE.txt
+++ b/NOTICE.txt
@@ -46,6 +46,8 @@ This product includes software from the Ibis project (Apache 2.0)
  * Copyright (c) 2015 Cloudera, Inc.
  * https://github.com/cloudera/ibis
 
+The web site includes files generated by Jekyll.
+
 --------------------------------------------------------------------------------
 
 This product includes code from Apache Kudu, which includes the following in

http://git-wip-us.apache.org/repos/asf/arrow/blob/fe945a27/site/_config.yml
----------------------------------------------------------------------
diff --git a/site/_config.yml b/site/_config.yml
index d7e0bb3..8bb969a 100644
--- a/site/_config.yml
+++ b/site/_config.yml
@@ -30,6 +30,8 @@ exclude:
 collections:
   docs:
     output: true
+  release:
+    output: true
 
 sass:
   style: compressed

http://git-wip-us.apache.org/repos/asf/arrow/blob/fe945a27/site/_data/contributors.yml
----------------------------------------------------------------------
diff --git a/site/_data/contributors.yml b/site/_data/contributors.yml
new file mode 100644
index 0000000..7bed83d
--- /dev/null
+++ b/site/_data/contributors.yml
@@ -0,0 +1,32 @@
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to you under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# Database of contributors to Apache Arrow (WIP)
+# Blogs and other pages use this data
+#
+- name: Wes McKinney
+  apacheId: wesm
+  githubId: wesm
+  homepage: http://wesmckinney.com
+  role: PMC
+- name: Uwe Korn
+  apacheId: uwe
+  githubId: xhochy
+  role: PMC
+- name: Julien Le Dem
+  apacheId: julienledem
+  githubId: julienledem
+  role: PMC
+# End contributors.yml

http://git-wip-us.apache.org/repos/asf/arrow/blob/fe945a27/site/_includes/blog_entry.html
----------------------------------------------------------------------
diff --git a/site/_includes/blog_entry.html b/site/_includes/blog_entry.html
index cdc0060..ffcbd7a 100644
--- a/site/_includes/blog_entry.html
+++ b/site/_includes/blog_entry.html
@@ -20,6 +20,24 @@ limitations under the License.
       <a href="{{ post.url }}" class="permalink" title="Permalink">∞</a>
     </h2>
 
+    {% capture discard %}
+      {% for c in site.data.contributors %}
+        {% if c.apacheId == post.author %}
+          {% assign author_name = c.name %}
+          {% if c.homepage %}
+            {% assign homepage = c.homepage %}
+          {% else %}
+            {% capture homepage %}http://github.com/{{ c.githubId }}{% endcapture %}
+          {% endif %}
+          {% if c.avatar %}
+            {% assign avatar = c.avatar %}
+          {% else %}
+            {% capture avatar %}http://github.com/{{ c.githubId }}.png{% endcapture %}
+          {% endif %}
+        {% endif %}
+      {% endfor %}
+    {% endcapture %}{% assign discard = nil %}
+
     <div class="panel">
       <div class="panel-body">
         <div>
@@ -31,7 +49,7 @@ limitations under the License.
         </div>
         <div>
           <span class="label label-default">By</span>
-          <a href="{{ homepage }}"><i class="fa fa-user"></i> {{ post.author }}</a>
+          <a href="{{ homepage }}"><i class="fa fa-user"></i> {{ author_name }} ({{ post.author }})</a>
         </div>
       </div>
     </div>

http://git-wip-us.apache.org/repos/asf/arrow/blob/fe945a27/site/_includes/header.html
----------------------------------------------------------------------
diff --git a/site/_includes/header.html b/site/_includes/header.html
index d1526f6..6c0ec30 100644
--- a/site/_includes/header.html
+++ b/site/_includes/header.html
@@ -21,6 +21,7 @@
           <ul class="dropdown-menu">
             <li><a href="{{ site.baseurl }}/install/">Install</a></li>
             <li><a href="{{ site.baseurl }}/blog/">Blog</a></li>
+            <li><a href="{{ site.baseurl }}/release/">Releases</a></li>
             <li><a href="https://issues.apache.org/jira/browse/ARROW">Issue Tracker</a></li>
             <li><a href="https://github.com/apache/arrow">Source Code</a></li>
             <li><a href="http://mail-archives.apache.org/mod_mbox/arrow-dev/">Mailing List</a></li>

http://git-wip-us.apache.org/repos/asf/arrow/blob/fe945a27/site/_layouts/post.html
----------------------------------------------------------------------
diff --git a/site/_layouts/post.html b/site/_layouts/post.html
index 53de1fc..8b663cd 100644
--- a/site/_layouts/post.html
+++ b/site/_layouts/post.html
@@ -10,6 +10,24 @@
       <a href="{{ page.url }}" class="permalink" title="Permalink">∞</a>
     </h2>
 
+    {% capture discard %}
+      {% for c in site.data.contributors %}
+        {% if c.apacheId == page.author %}
+          {% assign author_name = c.name %}
+          {% if c.homepage %}
+            {% assign homepage = c.homepage %}
+          {% else %}
+            {% capture homepage %}http://github.com/{{ c.githubId }}{% endcapture %}
+          {% endif %}
+          {% if c.avatar %}
+            {% assign avatar = c.avatar %}
+          {% else %}
+            {% capture avatar %}http://github.com/{{ c.githubId }}.png{% endcapture %}
+          {% endif %}
+        {% endif %}
+      {% endfor %}
+    {% endcapture %}{% assign discard = nil %}
+
     <div class="panel">
       <div class="panel-body">
         <div>
@@ -21,7 +39,7 @@
         </div>
         <div>
           <span class="label label-default">By</span>
-          <a href="{{ homepage }}"><i class="fa fa-user"></i> {{ page.author }}</a>
+          <a href="{{ homepage }}"><i class="fa fa-user"></i> {{ author_name }} ({{ page.author }})</a>
         </div>
       </div>
     </div>

http://git-wip-us.apache.org/repos/asf/arrow/blob/fe945a27/site/_posts/2017-05-08-0.3-release.md
----------------------------------------------------------------------
diff --git a/site/_posts/2017-05-08-0.3-release.md b/site/_posts/2017-05-08-0.3-release.md
index 2920565..0779784 100644
--- a/site/_posts/2017-05-08-0.3-release.md
+++ b/site/_posts/2017-05-08-0.3-release.md
@@ -1,7 +1,7 @@
 ---
 layout: post
-title: "Apache Arrow 0.3 Release"
-date: "2017-05-01     07:00:00 -0500"
+title: "Apache Arrow 0.3.0 Release"
+date: "2017-05-08 00:00:00 -0400"
 author: wesm
 categories: [release]
 ---

http://git-wip-us.apache.org/repos/asf/arrow/blob/fe945a27/site/_release/0.1.0.md
----------------------------------------------------------------------
diff --git a/site/_release/0.1.0.md b/site/_release/0.1.0.md
new file mode 100644
index 0000000..e668e56
--- /dev/null
+++ b/site/_release/0.1.0.md
@@ -0,0 +1,222 @@
+---
+layout: default
+title: 0.1.0 Release
+permalink: /release/0.1.0.html
+---
+<!--
+{% comment %}
+Licensed to the Apache Software Foundation (ASF) under one or more
+contributor license agreements.  See the NOTICE file distributed with
+this work for additional information regarding copyright ownership.
+The ASF licenses this file to you under the Apache License, Version 2.0
+(the "License"); you may not use this file except in compliance with
+the License.  You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+{% endcomment %}
+-->
+
+# Apache Arrow 0.1.0 (10 October 2016)
+
+## Download
+
+* **Source Release**: [apache-arrow-0.1.0.tar.gz][6]
+* **Verification**: [md5][3], [asc][7]
+
+# Changelog
+
+## Bug
+
+* [ARROW-103](https://issues.apache.org/jira/browse/ARROW-103) - Missing patterns from .gitignore
+* [ARROW-104](https://issues.apache.org/jira/browse/ARROW-104) - Update Layout.md based on discussion on the mailing list
+* [ARROW-105](https://issues.apache.org/jira/browse/ARROW-105) - Unit tests fail if assertions are disabled
+* [ARROW-113](https://issues.apache.org/jira/browse/ARROW-113) - TestValueVector test fails if cannot allocate 2GB of memory
+* [ARROW-16](https://issues.apache.org/jira/browse/ARROW-16) - Building cpp issues on XCode 7.2.1
+* [ARROW-17](https://issues.apache.org/jira/browse/ARROW-17) - Set some vector fields to default access level for Drill compatibility
+* [ARROW-18](https://issues.apache.org/jira/browse/ARROW-18) - Fix bug with decimal precision and scale
+* [ARROW-185](https://issues.apache.org/jira/browse/ARROW-185) - [C++] Make sure alignment and memory padding conform to spec
+* [ARROW-188](https://issues.apache.org/jira/browse/ARROW-188) - Python: Add numpy as install requirement
+* [ARROW-193](https://issues.apache.org/jira/browse/ARROW-193) - For the instruction, typos "int his" should be "in this"
+* [ARROW-194](https://issues.apache.org/jira/browse/ARROW-194) - C++: Allow read-only memory mapped source
+* [ARROW-200](https://issues.apache.org/jira/browse/ARROW-200) - [Python] Convert Values String looks like it has incorrect error handling
+* [ARROW-209](https://issues.apache.org/jira/browse/ARROW-209) - [C++] Broken builds: llvm.org apt repos are unavailable
+* [ARROW-210](https://issues.apache.org/jira/browse/ARROW-210) - [C++] Tidy up the type system a little bit
+* [ARROW-211](https://issues.apache.org/jira/browse/ARROW-211) - Several typos/errors in Layout.md examples
+* [ARROW-217](https://issues.apache.org/jira/browse/ARROW-217) - Fix Travis w.r.t conda 4.1.0 changes
+* [ARROW-219](https://issues.apache.org/jira/browse/ARROW-219) - [C++] Passed CMAKE_CXX_FLAGS are being dropped, fix compiler warnings
+* [ARROW-223](https://issues.apache.org/jira/browse/ARROW-223) - Do not link against libpython
+* [ARROW-225](https://issues.apache.org/jira/browse/ARROW-225) - [C++/Python] master Travis CI build is broken
+* [ARROW-244](https://issues.apache.org/jira/browse/ARROW-244) - [C++] Some global APIs of IPC module should be visible to the outside
+* [ARROW-246](https://issues.apache.org/jira/browse/ARROW-246) - [Java] UnionVector doesn't call allocateNew() when creating it's vectorType
+* [ARROW-247](https://issues.apache.org/jira/browse/ARROW-247) - [C++] Missing explicit destructor in RowBatchReader causes an incomplete type error
+* [ARROW-250](https://issues.apache.org/jira/browse/ARROW-250) - Fix for ARROW-246 may cause memory leaks
+* [ARROW-259](https://issues.apache.org/jira/browse/ARROW-259) - Use flatbuffer fields in java implementation
+* [ARROW-265](https://issues.apache.org/jira/browse/ARROW-265) - Negative decimal values have wrong padding
+* [ARROW-266](https://issues.apache.org/jira/browse/ARROW-266) - [C++] Fix the broken build
+* [ARROW-274](https://issues.apache.org/jira/browse/ARROW-274) - Make the MapVector nullable
+* [ARROW-278](https://issues.apache.org/jira/browse/ARROW-278) - [Format] Struct type name consistency in implementations and metadata
+* [ARROW-283](https://issues.apache.org/jira/browse/ARROW-283) - [C++] Update arrow_parquet to account for API changes in PARQUET-573
+* [ARROW-284](https://issues.apache.org/jira/browse/ARROW-284) - [C++] Triage builds by disabling Arrow-Parquet module
+* [ARROW-287](https://issues.apache.org/jira/browse/ARROW-287) - [java] Make nullable vectors use a BitVecor instead of UInt1Vector for bits
+* [ARROW-297](https://issues.apache.org/jira/browse/ARROW-297) - Fix Arrow pom for release
+* [ARROW-304](https://issues.apache.org/jira/browse/ARROW-304) - NullableMapReaderImpl.isSet() always returns true
+* [ARROW-308](https://issues.apache.org/jira/browse/ARROW-308) - UnionListWriter.setPosition() should not call startList()
+* [ARROW-309](https://issues.apache.org/jira/browse/ARROW-309) - Types.getMinorTypeForArrowType() does not work for Union type
+* [ARROW-313](https://issues.apache.org/jira/browse/ARROW-313) - XCode 8.0 breaks builds
+* [ARROW-314](https://issues.apache.org/jira/browse/ARROW-314) - JSONScalar is unnecessary and unused.
+* [ARROW-320](https://issues.apache.org/jira/browse/ARROW-320) - ComplexCopier.copy(FieldReader, FieldWriter) should not start a list if reader is not set
+* [ARROW-321](https://issues.apache.org/jira/browse/ARROW-321) - Fix Arrow licences
+* [ARROW-36](https://issues.apache.org/jira/browse/ARROW-36) - Remove fixVersions from patch tool (until we have them)
+* [ARROW-46](https://issues.apache.org/jira/browse/ARROW-46) - Port DRILL-4410 to Arrow
+* [ARROW-5](https://issues.apache.org/jira/browse/ARROW-5) - Error when run maven install
+* [ARROW-51](https://issues.apache.org/jira/browse/ARROW-51) - Move ValueVector test from Drill project
+* [ARROW-55](https://issues.apache.org/jira/browse/ARROW-55) - Python: fix legacy Python (2.7) tests and add to Travis CI
+* [ARROW-62](https://issues.apache.org/jira/browse/ARROW-62) - Format: Are the nulls bits 0 or 1 for null values?
+* [ARROW-63](https://issues.apache.org/jira/browse/ARROW-63) - C++: ctest fails if Python 3 is the active Python interpreter
+* [ARROW-65](https://issues.apache.org/jira/browse/ARROW-65) - Python: FindPythonLibsNew does not work in a virtualenv
+* [ARROW-69](https://issues.apache.org/jira/browse/ARROW-69) - Change permissions for assignable users
+* [ARROW-72](https://issues.apache.org/jira/browse/ARROW-72) - FindParquet searches for non-existent header
+* [ARROW-75](https://issues.apache.org/jira/browse/ARROW-75) - C++: Fix handling of empty strings
+* [ARROW-77](https://issues.apache.org/jira/browse/ARROW-77) - C++: conform null bit interpretation to match ARROW-62
+* [ARROW-80](https://issues.apache.org/jira/browse/ARROW-80) - Segmentation fault on len(Array) for empty arrays
+* [ARROW-88](https://issues.apache.org/jira/browse/ARROW-88) - C++: Refactor given PARQUET-572
+* [ARROW-93](https://issues.apache.org/jira/browse/ARROW-93) - XCode 7.3 breaks builds
+* [ARROW-94](https://issues.apache.org/jira/browse/ARROW-94) - Expand list example to clarify null vs empty list
+
+## Improvement
+
+* [ARROW-10](https://issues.apache.org/jira/browse/ARROW-10) - Fix mismatch of javadoc names and method parameters
+* [ARROW-15](https://issues.apache.org/jira/browse/ARROW-15) - Fix a naming typo for memory.AllocationManager.AllocationOutcome
+* [ARROW-190](https://issues.apache.org/jira/browse/ARROW-190) - Python: Provide installable sdist builds
+* [ARROW-199](https://issues.apache.org/jira/browse/ARROW-199) - [C++] Refine third party dependency
+* [ARROW-206](https://issues.apache.org/jira/browse/ARROW-206) - [C++] Expose an equality API for arrays that compares a range of slots on two arrays
+* [ARROW-212](https://issues.apache.org/jira/browse/ARROW-212) - [C++] Clarify the fact that PrimitiveArray is now abstract class
+* [ARROW-213](https://issues.apache.org/jira/browse/ARROW-213) - Exposing static arrow build
+* [ARROW-218](https://issues.apache.org/jira/browse/ARROW-218) - Add option to use GitHub API token via environment variable when merging PRs
+* [ARROW-234](https://issues.apache.org/jira/browse/ARROW-234) - [C++] Build with libhdfs support in arrow_io in conda builds
+* [ARROW-238](https://issues.apache.org/jira/browse/ARROW-238) - C++: InternalMemoryPool::Free() should throw an error when there is insufficient allocated memory
+* [ARROW-245](https://issues.apache.org/jira/browse/ARROW-245) - [Format] Clarify Arrow's relationship with big endian platforms
+* [ARROW-252](https://issues.apache.org/jira/browse/ARROW-252) - Add implementation guidelines to the documentation
+* [ARROW-253](https://issues.apache.org/jira/browse/ARROW-253) - Int types should only have width of 8*2^n (8, 16, 32, 64)
+* [ARROW-254](https://issues.apache.org/jira/browse/ARROW-254) - Remove Bit type as it is redundant with boolean
+* [ARROW-255](https://issues.apache.org/jira/browse/ARROW-255) - Finalize Dictionary representation
+* [ARROW-256](https://issues.apache.org/jira/browse/ARROW-256) - Add versioning to the arrow spec.
+* [ARROW-257](https://issues.apache.org/jira/browse/ARROW-257) - Add a typeids Vector to Union type
+* [ARROW-264](https://issues.apache.org/jira/browse/ARROW-264) - Create an Arrow File format
+* [ARROW-270](https://issues.apache.org/jira/browse/ARROW-270) - [Format] Define more generic Interval logical type
+* [ARROW-271](https://issues.apache.org/jira/browse/ARROW-271) - Update Field structure to be more explicit
+* [ARROW-279](https://issues.apache.org/jira/browse/ARROW-279) - rename vector module to arrow-vector for consistency
+* [ARROW-280](https://issues.apache.org/jira/browse/ARROW-280) - [C++] Consolidate file and shared memory IO interfaces
+* [ARROW-285](https://issues.apache.org/jira/browse/ARROW-285) - Allow for custom flatc compiler
+* [ARROW-286](https://issues.apache.org/jira/browse/ARROW-286) - Build thirdparty dependencies in parallel
+* [ARROW-289](https://issues.apache.org/jira/browse/ARROW-289) - Install test-util.h
+* [ARROW-290](https://issues.apache.org/jira/browse/ARROW-290) - Specialize alloc() in ArrowBuf
+* [ARROW-292](https://issues.apache.org/jira/browse/ARROW-292) - [Java] Upgrade Netty to 4.041
+* [ARROW-299](https://issues.apache.org/jira/browse/ARROW-299) - Use absolute namespace in macros
+* [ARROW-305](https://issues.apache.org/jira/browse/ARROW-305) - Add compression and use_dictionary options to Parquet interface
+* [ARROW-306](https://issues.apache.org/jira/browse/ARROW-306) - Add option to pass cmake arguments via environment variable
+* [ARROW-315](https://issues.apache.org/jira/browse/ARROW-315) - Finalize timestamp type
+* [ARROW-319](https://issues.apache.org/jira/browse/ARROW-319) - Add canonical Arrow Schema json representation
+* [ARROW-324](https://issues.apache.org/jira/browse/ARROW-324) - Update arrow metadata diagram
+* [ARROW-325](https://issues.apache.org/jira/browse/ARROW-325) - make TestArrowFile not dependent on timezone
+* [ARROW-50](https://issues.apache.org/jira/browse/ARROW-50) - C++: Enable library builds for 3rd-party users without having to build thirdparty googletest
+* [ARROW-54](https://issues.apache.org/jira/browse/ARROW-54) - Python: rename package to "pyarrow"
+* [ARROW-64](https://issues.apache.org/jira/browse/ARROW-64) - Add zsh support to C++ build scripts
+* [ARROW-66](https://issues.apache.org/jira/browse/ARROW-66) - Maybe some missing steps in installation guide
+* [ARROW-68](https://issues.apache.org/jira/browse/ARROW-68) - Update setup_build_env and third-party script to be more userfriendly
+* [ARROW-71](https://issues.apache.org/jira/browse/ARROW-71) - C++: Add script to run clang-tidy on codebase
+* [ARROW-73](https://issues.apache.org/jira/browse/ARROW-73) - Support CMake 2.8
+* [ARROW-78](https://issues.apache.org/jira/browse/ARROW-78) - C++: Add constructor for DecimalType
+* [ARROW-79](https://issues.apache.org/jira/browse/ARROW-79) - Python: Add benchmarks
+* [ARROW-8](https://issues.apache.org/jira/browse/ARROW-8) - Set up Travis CI
+* [ARROW-85](https://issues.apache.org/jira/browse/ARROW-85) - C++: memcmp can be avoided in Equal when comparing with the same Buffer
+* [ARROW-86](https://issues.apache.org/jira/browse/ARROW-86) - Python: Implement zero-copy Arrow-to-Pandas conversion
+* [ARROW-87](https://issues.apache.org/jira/browse/ARROW-87) - Implement Decimal schema conversion for all ways supported in Parquet
+* [ARROW-89](https://issues.apache.org/jira/browse/ARROW-89) - Python: Add benchmarks for Arrow<->Pandas conversion
+* [ARROW-9](https://issues.apache.org/jira/browse/ARROW-9) - Rename some unchanged "Drill" to "Arrow"
+* [ARROW-91](https://issues.apache.org/jira/browse/ARROW-91) - C++: First draft of an adapter class for parquet-cpp's ParquetFileReader that produces Arrow table/row batch objects
+
+## New Feature
+
+* [ARROW-100](https://issues.apache.org/jira/browse/ARROW-100) - [C++] Computing RowBatch size
+* [ARROW-106](https://issues.apache.org/jira/browse/ARROW-106) - Add IPC round trip for string types (string, char, varchar, binary)
+* [ARROW-107](https://issues.apache.org/jira/browse/ARROW-107) - [C++] add ipc round trip for struct types
+* [ARROW-13](https://issues.apache.org/jira/browse/ARROW-13) - Add PR merge tool similar to that used in Parquet
+* [ARROW-19](https://issues.apache.org/jira/browse/ARROW-19) - C++: Externalize memory allocations and add a MemoryPool abstract interface to builder classes
+* [ARROW-197](https://issues.apache.org/jira/browse/ARROW-197) - [Python] Add conda dev recipe for pyarrow
+* [ARROW-2](https://issues.apache.org/jira/browse/ARROW-2) - Post Simple Website
+* [ARROW-20](https://issues.apache.org/jira/browse/ARROW-20) - C++: Add null count member to Array containers, remove nullable member
+* [ARROW-201](https://issues.apache.org/jira/browse/ARROW-201) - C++: Initial ParquetWriter implementation
+* [ARROW-203](https://issues.apache.org/jira/browse/ARROW-203) - Python: Basic filename based Parquet read/write
+* [ARROW-204](https://issues.apache.org/jira/browse/ARROW-204) - [Python] Automate uploading conda build artifacts for libarrow and pyarrow
+* [ARROW-21](https://issues.apache.org/jira/browse/ARROW-21) - C++: Add in-memory schema metadata container
+* [ARROW-214](https://issues.apache.org/jira/browse/ARROW-214) - C++: Add String support to Parquet I/O
+* [ARROW-215](https://issues.apache.org/jira/browse/ARROW-215) - C++: Support other integer types in Parquet I/O
+* [ARROW-22](https://issues.apache.org/jira/browse/ARROW-22) - C++: Add schema adapter routines for converting flat Parquet schemas to in-memory Arrow schemas
+* [ARROW-222](https://issues.apache.org/jira/browse/ARROW-222) - [C++] Create prototype file-like interface to HDFS (via libhdfs) and begin defining more general IO interface for Arrow data adapters
+* [ARROW-23](https://issues.apache.org/jira/browse/ARROW-23) - C++: Add logical "Column" container for chunked data
+* [ARROW-233](https://issues.apache.org/jira/browse/ARROW-233) - [C++] Add visibility defines for limiting shared library symbol visibility
+* [ARROW-236](https://issues.apache.org/jira/browse/ARROW-236) - [Python] Enable Parquet read/write to work with HDFS file objects
+* [ARROW-237](https://issues.apache.org/jira/browse/ARROW-237) - [C++] Create Arrow specializations of Parquet allocator and read interfaces
+* [ARROW-24](https://issues.apache.org/jira/browse/ARROW-24) - C++: Add logical "Table" container
+* [ARROW-242](https://issues.apache.org/jira/browse/ARROW-242) - C++/Python: Support Timestamp Data Type
+* [ARROW-26](https://issues.apache.org/jira/browse/ARROW-26) - C++: Add developer instructions for building parquet-cpp integration
+* [ARROW-262](https://issues.apache.org/jira/browse/ARROW-262) - [Format] Add a new format document for metadata and logical types for messaging and IPC / on-wire/file representations
+* [ARROW-267](https://issues.apache.org/jira/browse/ARROW-267) - [C++] C++ implementation of file-like layout for RPC / IPC
+* [ARROW-28](https://issues.apache.org/jira/browse/ARROW-28) - C++: Add google/benchmark to the 3rd-party build toolchain
+* [ARROW-293](https://issues.apache.org/jira/browse/ARROW-293) - [C++] Implementations of IO interfaces for operating system files
+* [ARROW-296](https://issues.apache.org/jira/browse/ARROW-296) - [C++] Remove arrow_parquet C++ module and related parts of build system
+* [ARROW-3](https://issues.apache.org/jira/browse/ARROW-3) - Post Initial Arrow Format Spec
+* [ARROW-30](https://issues.apache.org/jira/browse/ARROW-30) - Python: pandas/NumPy to/from Arrow conversion routines
+* [ARROW-301](https://issues.apache.org/jira/browse/ARROW-301) - [Format] Add some form of user field metadata to IPC schemas
+* [ARROW-302](https://issues.apache.org/jira/browse/ARROW-302) - [Python] Add support to use the Arrow file format with file-like objects
+* [ARROW-31](https://issues.apache.org/jira/browse/ARROW-31) - Python: basic PyList <-> Arrow marshaling code
+* [ARROW-318](https://issues.apache.org/jira/browse/ARROW-318) - [Python] Revise README to reflect current state of project
+* [ARROW-37](https://issues.apache.org/jira/browse/ARROW-37) - C++: Represent boolean array data in bit-packed form
+* [ARROW-4](https://issues.apache.org/jira/browse/ARROW-4) - Initial Arrow CPP Implementation
+* [ARROW-42](https://issues.apache.org/jira/browse/ARROW-42) - Python: Add to Travis CI build
+* [ARROW-43](https://issues.apache.org/jira/browse/ARROW-43) - Python: Add rudimentary console __repr__ for array types
+* [ARROW-44](https://issues.apache.org/jira/browse/ARROW-44) - Python: Implement basic object model for scalar values (i.e. results of arrow_arr[i])
+* [ARROW-48](https://issues.apache.org/jira/browse/ARROW-48) - Python: Add Schema object wrapper
+* [ARROW-49](https://issues.apache.org/jira/browse/ARROW-49) - Python: Add Column and Table wrapper interface
+* [ARROW-53](https://issues.apache.org/jira/browse/ARROW-53) - Python: Fix RPATH and add source installation instructions
+* [ARROW-56](https://issues.apache.org/jira/browse/ARROW-56) - Format: Specify LSB bit ordering in bit arrays
+* [ARROW-57](https://issues.apache.org/jira/browse/ARROW-57) - Format: Draft data headers IDL for data interchange
+* [ARROW-58](https://issues.apache.org/jira/browse/ARROW-58) - Format: Draft type metadata ("schemas") IDL
+* [ARROW-59](https://issues.apache.org/jira/browse/ARROW-59) - Python: Boolean data support for builtin data structures
+* [ARROW-60](https://issues.apache.org/jira/browse/ARROW-60) - C++: Struct type builder API
+* [ARROW-67](https://issues.apache.org/jira/browse/ARROW-67) - C++: Draft type metadata conversion to/from IPC representation
+* [ARROW-7](https://issues.apache.org/jira/browse/ARROW-7) - Add Python library build toolchain
+* [ARROW-70](https://issues.apache.org/jira/browse/ARROW-70) - C++: Add "lite" DCHECK macros used in parquet-cpp
+* [ARROW-76](https://issues.apache.org/jira/browse/ARROW-76) - Revise format document to include null count, defer non-nullable arrays to the domain of metadata
+* [ARROW-82](https://issues.apache.org/jira/browse/ARROW-82) - C++: Implement IPC exchange for List types
+* [ARROW-90](https://issues.apache.org/jira/browse/ARROW-90) - Apache Arrow cpp code does not support power architecture
+* [ARROW-92](https://issues.apache.org/jira/browse/ARROW-92) - C++: Arrow to Parquet Schema conversion
+
+## Task
+
+* [ARROW-1](https://issues.apache.org/jira/browse/ARROW-1) - Import Initial Codebase
+* [ARROW-101](https://issues.apache.org/jira/browse/ARROW-101) - Fix java warnings emitted by java compiler
+* [ARROW-102](https://issues.apache.org/jira/browse/ARROW-102) - travis-ci support for java project
+* [ARROW-11](https://issues.apache.org/jira/browse/ARROW-11) - Mirror JIRA activity to dev@arrow.apache.org
+* [ARROW-14](https://issues.apache.org/jira/browse/ARROW-14) - Add JIRA components
+* [ARROW-251](https://issues.apache.org/jira/browse/ARROW-251) - [C++] Expose APIs for getting code and message of the status
+* [ARROW-272](https://issues.apache.org/jira/browse/ARROW-272) - Arrow release 0.1
+* [ARROW-298](https://issues.apache.org/jira/browse/ARROW-298) - create release scripts
+* [ARROW-35](https://issues.apache.org/jira/browse/ARROW-35) - Add a short call-to-action / how-to-get-involved to the main README.md
+
+## Test
+
+* [ARROW-260](https://issues.apache.org/jira/browse/ARROW-260) - TestValueVector.testFixedVectorReallocation and testVariableVectorReallocation are flaky
+* [ARROW-83](https://issues.apache.org/jira/browse/ARROW-83) - Add basic test infrastructure for DecimalType
+
+[2]: https://github.com/apache/arrow/releases/tag/apache-arrow-0.1.0
+[3]: https://dist.apache.org/repos/dist/release/arrow/arrow-0.1.0/apache-arrow-0.1.0.tar.gz.md5
+[6]: https://dist.apache.org/repos/dist/release/arrow/arrow-0.1.0/apache-arrow-0.1.0.tar.gz
+[7]: https://dist.apache.org/repos/dist/release/arrow/arrow-0.1.0/apache-arrow-0.1.0.tar.gz.asc

http://git-wip-us.apache.org/repos/asf/arrow/blob/fe945a27/site/_release/0.2.0.md
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+---
+layout: default
+title: 0.2.0 Release
+permalink: /release/0.2.0.html
+---
+<!--
+{% comment %}
+Licensed to the Apache Software Foundation (ASF) under one or more
+contributor license agreements.  See the NOTICE file distributed with
+this work for additional information regarding copyright ownership.
+The ASF licenses this file to you under the Apache License, Version 2.0
+(the "License"); you may not use this file except in compliance with
+the License.  You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+{% endcomment %}
+-->
+
+# Apache Arrow 0.2.0 (18 February 2017)
+
+## Download
+
+* **Source Release**: [apache-arrow-0.2.0.tar.gz][6]
+* **Verification**: [md5][3], [asc][7]
+
+# Changelog
+
+## Bug
+
+* [ARROW-112](https://issues.apache.org/jira/browse/ARROW-112) - [C++]  Style fix for constants/enums
+* [ARROW-202](https://issues.apache.org/jira/browse/ARROW-202) - [C++] Integrate with appveyor ci for windows support and get arrow building on windows
+* [ARROW-220](https://issues.apache.org/jira/browse/ARROW-220) - [C++] Build conda artifacts in a build environment with better cross-linux ABI compatibility
+* [ARROW-224](https://issues.apache.org/jira/browse/ARROW-224) - [C++] Address static linking of boost dependencies
+* [ARROW-230](https://issues.apache.org/jira/browse/ARROW-230) - Python: Do not name modules like native ones (i.e. rename pyarrow.io)
+* [ARROW-239](https://issues.apache.org/jira/browse/ARROW-239) - [Python] HdfsFile.read called with no arguments should read remainder of file
+* [ARROW-261](https://issues.apache.org/jira/browse/ARROW-261) - [C++] Refactor BinaryArray/StringArray classes to not inherit from ListArray
+* [ARROW-275](https://issues.apache.org/jira/browse/ARROW-275) - Add tests for UnionVector in Arrow File
+* [ARROW-294](https://issues.apache.org/jira/browse/ARROW-294) - [C++] Do not use fopen / fclose / etc. methods for memory mapped file implementation
+* [ARROW-322](https://issues.apache.org/jira/browse/ARROW-322) - [C++] Do not build HDFS IO interface optionally
+* [ARROW-323](https://issues.apache.org/jira/browse/ARROW-323) - [Python] Opt-in to PyArrow parquet build rather than skipping silently on failure
+* [ARROW-334](https://issues.apache.org/jira/browse/ARROW-334) - [Python] OS X rpath issues on some configurations
+* [ARROW-337](https://issues.apache.org/jira/browse/ARROW-337) - UnionListWriter.list() is doing more than it should, this can cause data corruption
+* [ARROW-339](https://issues.apache.org/jira/browse/ARROW-339) - Make merge_arrow_pr script work with Python 3
+* [ARROW-340](https://issues.apache.org/jira/browse/ARROW-340) - [C++] Opening a writeable file on disk that already exists does not truncate to zero
+* [ARROW-342](https://issues.apache.org/jira/browse/ARROW-342) - Set Python version on release
+* [ARROW-345](https://issues.apache.org/jira/browse/ARROW-345) - libhdfs integration doesn't work for Mac
+* [ARROW-346](https://issues.apache.org/jira/browse/ARROW-346) - Python API Documentation
+* [ARROW-348](https://issues.apache.org/jira/browse/ARROW-348) - [Python] CMake build type should be configurable on the command line
+* [ARROW-349](https://issues.apache.org/jira/browse/ARROW-349) - Six is missing as a requirement in the python setup.py
+* [ARROW-351](https://issues.apache.org/jira/browse/ARROW-351) - Time type has no unit
+* [ARROW-354](https://issues.apache.org/jira/browse/ARROW-354) - Connot compare an array of empty strings to another
+* [ARROW-357](https://issues.apache.org/jira/browse/ARROW-357) - Default Parquet chunk_size of 64k is too small
+* [ARROW-358](https://issues.apache.org/jira/browse/ARROW-358) - [C++] libhdfs can be in non-standard locations in some Hadoop distributions
+* [ARROW-362](https://issues.apache.org/jira/browse/ARROW-362) - Python: Calling to_pandas on a table read from Parquet leaks memory
+* [ARROW-371](https://issues.apache.org/jira/browse/ARROW-371) - Python: Table with null timestamp becomes float in pandas
+* [ARROW-375](https://issues.apache.org/jira/browse/ARROW-375) - columns parameter in parquet.read_table() raises KeyError for valid column
+* [ARROW-384](https://issues.apache.org/jira/browse/ARROW-384) - Align Java and C++ RecordBatch data and metadata layout
+* [ARROW-386](https://issues.apache.org/jira/browse/ARROW-386) - [Java] Respect case of struct / map field names
+* [ARROW-387](https://issues.apache.org/jira/browse/ARROW-387) - [C++] arrow::io::BufferReader does not permit shared memory ownership in zero-copy reads
+* [ARROW-390](https://issues.apache.org/jira/browse/ARROW-390) - C++: CMake fails on json-integration-test with ARROW_BUILD_TESTS=OFF
+* [ARROW-392](https://issues.apache.org/jira/browse/ARROW-392) - Fix string/binary integration tests
+* [ARROW-393](https://issues.apache.org/jira/browse/ARROW-393) - [JAVA] JSON file reader fails to set the buffer size on String data vector
+* [ARROW-395](https://issues.apache.org/jira/browse/ARROW-395) - Arrow file format writes record batches in reverse order.
+* [ARROW-398](https://issues.apache.org/jira/browse/ARROW-398) - [Java] Java file format requires bitmaps of all 1's to be written when there are no nulls
+* [ARROW-399](https://issues.apache.org/jira/browse/ARROW-399) - [Java] ListVector.loadFieldBuffers ignores the ArrowFieldNode length metadata
+* [ARROW-400](https://issues.apache.org/jira/browse/ARROW-400) - [Java] ArrowWriter writes length 0 for Struct types
+* [ARROW-401](https://issues.apache.org/jira/browse/ARROW-401) - [Java] Floating point vectors should do an approximate comparison in integration tests
+* [ARROW-402](https://issues.apache.org/jira/browse/ARROW-402) - [Java] "refCnt gone negative" error in integration tests
+* [ARROW-403](https://issues.apache.org/jira/browse/ARROW-403) - [JAVA] UnionVector: Creating a transfer pair doesn't transfer the schema to destination vector
+* [ARROW-404](https://issues.apache.org/jira/browse/ARROW-404) - [Python] Closing an HdfsClient while there are still open file handles results in a crash
+* [ARROW-405](https://issues.apache.org/jira/browse/ARROW-405) - [C++] Be less stringent about finding include/hdfs.h in HADOOP_HOME
+* [ARROW-406](https://issues.apache.org/jira/browse/ARROW-406) - [C++] Large HDFS reads must utilize the set file buffer size when making RPCs
+* [ARROW-408](https://issues.apache.org/jira/browse/ARROW-408) - [C++/Python] Remove defunct conda recipes
+* [ARROW-414](https://issues.apache.org/jira/browse/ARROW-414) - [Java] "Buffer too large to resize to ..." error
+* [ARROW-420](https://issues.apache.org/jira/browse/ARROW-420) - Align Date implementation between Java and C++
+* [ARROW-421](https://issues.apache.org/jira/browse/ARROW-421) - [Python] Zero-copy buffers read by pyarrow::PyBytesReader must retain a reference to the parent PyBytes to avoid premature garbage collection issues
+* [ARROW-422](https://issues.apache.org/jira/browse/ARROW-422) - C++: IPC should depend on rapidjson_ep if RapidJSON is vendored
+* [ARROW-429](https://issues.apache.org/jira/browse/ARROW-429) - git-archive SHA-256 checksums are changing
+* [ARROW-433](https://issues.apache.org/jira/browse/ARROW-433) - [Python] Date conversion is locale-dependent
+* [ARROW-434](https://issues.apache.org/jira/browse/ARROW-434) - Segfaults and encoding issues in Python Parquet reads
+* [ARROW-435](https://issues.apache.org/jira/browse/ARROW-435) - C++: Spelling mistake in if(RAPIDJSON_VENDORED)
+* [ARROW-437](https://issues.apache.org/jira/browse/ARROW-437) - [C++] clang compiler warnings from overridden virtual functions
+* [ARROW-445](https://issues.apache.org/jira/browse/ARROW-445) - C++: arrow_ipc is built before arrow/ipc/Message_generated.h was generated
+* [ARROW-447](https://issues.apache.org/jira/browse/ARROW-447) - Python: Align scalar/pylist string encoding with pandas' one.
+* [ARROW-455](https://issues.apache.org/jira/browse/ARROW-455) - [C++] BufferOutputStream dtor does not call Close()
+* [ARROW-469](https://issues.apache.org/jira/browse/ARROW-469) - C++: Add option so that resize doesn't decrease the capacity
+* [ARROW-481](https://issues.apache.org/jira/browse/ARROW-481) - [Python] Fix Python 2.7 regression in patch for PARQUET-472
+* [ARROW-486](https://issues.apache.org/jira/browse/ARROW-486) - [C++] arrow::io::MemoryMappedFile can't be casted to arrow::io::FileInterface
+* [ARROW-487](https://issues.apache.org/jira/browse/ARROW-487) - Python: ConvertTableToPandas segfaults if ObjectBlock::Write fails
+* [ARROW-494](https://issues.apache.org/jira/browse/ARROW-494) - [C++] When MemoryMappedFile is destructed, memory is unmapped even if buffer referecnes still exist
+* [ARROW-499](https://issues.apache.org/jira/browse/ARROW-499) - Update file serialization to use streaming serialization format
+* [ARROW-505](https://issues.apache.org/jira/browse/ARROW-505) - [C++] Fix compiler warnings in release mode
+* [ARROW-511](https://issues.apache.org/jira/browse/ARROW-511) - [Python] List[T] conversions not implemented for single arrays
+* [ARROW-513](https://issues.apache.org/jira/browse/ARROW-513) - [C++] Fix Appveyor build
+* [ARROW-519](https://issues.apache.org/jira/browse/ARROW-519) - [C++] Missing vtable in libarrow.dylib on Xcode 6.4
+* [ARROW-523](https://issues.apache.org/jira/browse/ARROW-523) - Python: Account for changes in PARQUET-834
+* [ARROW-533](https://issues.apache.org/jira/browse/ARROW-533) - [C++] arrow::TimestampArray / TimeArray has a broken constructor
+* [ARROW-535](https://issues.apache.org/jira/browse/ARROW-535) - [Python] Add type mapping for NPY_LONGLONG
+* [ARROW-537](https://issues.apache.org/jira/browse/ARROW-537) - [C++] StringArray/BinaryArray comparisons may be incorrect when values with non-zero length are null
+* [ARROW-540](https://issues.apache.org/jira/browse/ARROW-540) - [C++] Fix build in aftermath of ARROW-33
+* [ARROW-543](https://issues.apache.org/jira/browse/ARROW-543) - C++: Lazily computed null_counts counts number of non-null entries
+* [ARROW-544](https://issues.apache.org/jira/browse/ARROW-544) - [C++] ArrayLoader::LoadBinary fails for length-0 arrays
+* [ARROW-545](https://issues.apache.org/jira/browse/ARROW-545) - [Python] Ignore files without .parq or .parquet prefix when reading directory of files
+* [ARROW-548](https://issues.apache.org/jira/browse/ARROW-548) - [Python] Add nthreads option to pyarrow.Filesystem.read_parquet
+* [ARROW-551](https://issues.apache.org/jira/browse/ARROW-551) - C++: Construction of Column with nullptr Array segfaults
+* [ARROW-556](https://issues.apache.org/jira/browse/ARROW-556) - [Integration] Can not run Integration tests if different cpp build path
+* [ARROW-561](https://issues.apache.org/jira/browse/ARROW-561) - Update java & python dependencies to improve downstream packaging experience
+
+## Improvement
+
+* [ARROW-189](https://issues.apache.org/jira/browse/ARROW-189) - C++: Use ExternalProject to build thirdparty dependencies
+* [ARROW-191](https://issues.apache.org/jira/browse/ARROW-191) - Python: Provide infrastructure for manylinux1 wheels
+* [ARROW-328](https://issues.apache.org/jira/browse/ARROW-328) - [C++] Return shared_ptr by value instead of const-ref?
+* [ARROW-330](https://issues.apache.org/jira/browse/ARROW-330) - [C++] CMake functions to simplify shared / static library configuration
+* [ARROW-333](https://issues.apache.org/jira/browse/ARROW-333) - Make writers update their internal schema even when no data is written.
+* [ARROW-335](https://issues.apache.org/jira/browse/ARROW-335) - Improve Type apis and toString() by encapsulating flatbuffers better
+* [ARROW-336](https://issues.apache.org/jira/browse/ARROW-336) - Run Apache Rat in Travis builds
+* [ARROW-338](https://issues.apache.org/jira/browse/ARROW-338) - [C++] Refactor IPC vector "loading" and "unloading" to be based on cleaner visitor pattern
+* [ARROW-350](https://issues.apache.org/jira/browse/ARROW-350) - Add Kerberos support to HDFS shim
+* [ARROW-355](https://issues.apache.org/jira/browse/ARROW-355) - Add tests for serialising arrays of empty strings to Parquet
+* [ARROW-356](https://issues.apache.org/jira/browse/ARROW-356) - Add documentation about reading Parquet
+* [ARROW-360](https://issues.apache.org/jira/browse/ARROW-360) - C++: Add method to shrink PoolBuffer using realloc
+* [ARROW-361](https://issues.apache.org/jira/browse/ARROW-361) - Python: Support reading a column-selection from Parquet files
+* [ARROW-365](https://issues.apache.org/jira/browse/ARROW-365) - Python: Provide Array.to_pandas()
+* [ARROW-366](https://issues.apache.org/jira/browse/ARROW-366) - [java] implement Dictionary vector
+* [ARROW-374](https://issues.apache.org/jira/browse/ARROW-374) - Python: clarify unicode vs. binary in API
+* [ARROW-379](https://issues.apache.org/jira/browse/ARROW-379) - Python: Use setuptools_scm/setuptools_scm_git_archive to provide the version number
+* [ARROW-380](https://issues.apache.org/jira/browse/ARROW-380) - [Java] optimize null count when serializing vectors.
+* [ARROW-382](https://issues.apache.org/jira/browse/ARROW-382) - Python: Extend API documentation
+* [ARROW-396](https://issues.apache.org/jira/browse/ARROW-396) - Python: Add pyarrow.schema.Schema.equals
+* [ARROW-409](https://issues.apache.org/jira/browse/ARROW-409) - Python: Change pyarrow.Table.dataframe_from_batches API to create Table instead
+* [ARROW-411](https://issues.apache.org/jira/browse/ARROW-411) - [Java] Move Intergration.compare and Intergration.compareSchemas to a public utils class
+* [ARROW-423](https://issues.apache.org/jira/browse/ARROW-423) - C++: Define BUILD_BYPRODUCTS in external project to support non-make CMake generators
+* [ARROW-425](https://issues.apache.org/jira/browse/ARROW-425) - Python: Expose a C function to convert arrow::Table to pyarrow.Table
+* [ARROW-426](https://issues.apache.org/jira/browse/ARROW-426) - Python: Conversion from pyarrow.Array to a Python list
+* [ARROW-430](https://issues.apache.org/jira/browse/ARROW-430) - Python: Better version handling
+* [ARROW-432](https://issues.apache.org/jira/browse/ARROW-432) - [Python] Avoid unnecessary memory copy in to_pandas conversion by using low-level pandas internals APIs
+* [ARROW-450](https://issues.apache.org/jira/browse/ARROW-450) - Python: Fixes for PARQUET-818
+* [ARROW-457](https://issues.apache.org/jira/browse/ARROW-457) - Python: Better control over memory pool
+* [ARROW-458](https://issues.apache.org/jira/browse/ARROW-458) - Python: Expose jemalloc MemoryPool
+* [ARROW-463](https://issues.apache.org/jira/browse/ARROW-463) - C++: Support jemalloc 4.x
+* [ARROW-466](https://issues.apache.org/jira/browse/ARROW-466) - C++: ExternalProject for jemalloc
+* [ARROW-468](https://issues.apache.org/jira/browse/ARROW-468) - Python: Conversion of nested data in pd.DataFrames to/from Arrow structures
+* [ARROW-474](https://issues.apache.org/jira/browse/ARROW-474) - Create an Arrow streaming file fomat
+* [ARROW-479](https://issues.apache.org/jira/browse/ARROW-479) - Python: Test for expected schema in Pandas conversion
+* [ARROW-485](https://issues.apache.org/jira/browse/ARROW-485) - [Java] Users are required to initialize VariableLengthVectors.offsetVector before calling VariableLengthVectors.mutator.getSafe
+* [ARROW-490](https://issues.apache.org/jira/browse/ARROW-490) - Python: Update manylinux1 build scripts
+* [ARROW-524](https://issues.apache.org/jira/browse/ARROW-524) - [java] provide apis to access nested vectors and buffers
+* [ARROW-525](https://issues.apache.org/jira/browse/ARROW-525) - Python: Add more documentation to the package
+* [ARROW-529](https://issues.apache.org/jira/browse/ARROW-529) - Python: Add jemalloc and Python 3.6 to manylinux1 build
+* [ARROW-546](https://issues.apache.org/jira/browse/ARROW-546) - Python: Account for changes in PARQUET-867
+* [ARROW-553](https://issues.apache.org/jira/browse/ARROW-553) - C++: Faster valid bitmap building
+
+## New Feature
+
+* [ARROW-108](https://issues.apache.org/jira/browse/ARROW-108) - [C++] Add IPC round trip for union types
+* [ARROW-221](https://issues.apache.org/jira/browse/ARROW-221) - Add switch for writing Parquet 1.0 compatible logical types
+* [ARROW-227](https://issues.apache.org/jira/browse/ARROW-227) - [C++/Python] Hook arrow_io generic reader / writer interface into arrow_parquet
+* [ARROW-228](https://issues.apache.org/jira/browse/ARROW-228) - [Python] Create an Arrow-cpp-compatible interface for reading bytes from Python file-like objects
+* [ARROW-243](https://issues.apache.org/jira/browse/ARROW-243) - [C++] Add "driver" option to HdfsClient to choose between libhdfs and libhdfs3 at runtime
+* [ARROW-303](https://issues.apache.org/jira/browse/ARROW-303) - [C++] Also build static libraries for leaf libraries
+* [ARROW-312](https://issues.apache.org/jira/browse/ARROW-312) - [Python] Provide Python API to read/write the Arrow IPC file format
+* [ARROW-317](https://issues.apache.org/jira/browse/ARROW-317) - [C++] Implement zero-copy Slice method on arrow::Buffer that retains reference to parent
+* [ARROW-33](https://issues.apache.org/jira/browse/ARROW-33) - C++: Implement zero-copy array slicing
+* [ARROW-332](https://issues.apache.org/jira/browse/ARROW-332) - [Python] Add helper function to convert RecordBatch to pandas.DataFrame
+* [ARROW-363](https://issues.apache.org/jira/browse/ARROW-363) - Set up Java/C++ integration test harness
+* [ARROW-369](https://issues.apache.org/jira/browse/ARROW-369) - [Python] Add ability to convert multiple record batches at once to pandas
+* [ARROW-373](https://issues.apache.org/jira/browse/ARROW-373) - [C++] Implement C++ version of JSON file format for testing
+* [ARROW-377](https://issues.apache.org/jira/browse/ARROW-377) - Python: Add support for conversion of Pandas.Categorical
+* [ARROW-381](https://issues.apache.org/jira/browse/ARROW-381) - [C++] Simplify primitive array type builders to use a default type singleton
+* [ARROW-383](https://issues.apache.org/jira/browse/ARROW-383) - [C++] Implement C++ version of ARROW-367 integration test validator
+* [ARROW-389](https://issues.apache.org/jira/browse/ARROW-389) - Python: Write Parquet files to pyarrow.io.NativeFile objects
+* [ARROW-394](https://issues.apache.org/jira/browse/ARROW-394) - Add integration tests for boolean, list, struct, and other basic types
+* [ARROW-410](https://issues.apache.org/jira/browse/ARROW-410) - [C++] Add Flush method to arrow::io::OutputStream
+* [ARROW-415](https://issues.apache.org/jira/browse/ARROW-415) - C++: Add Equals implementation to compare Tables
+* [ARROW-416](https://issues.apache.org/jira/browse/ARROW-416) - C++: Add Equals implementation to compare Columns
+* [ARROW-417](https://issues.apache.org/jira/browse/ARROW-417) - C++: Add Equals implementation to compare ChunkedArrays
+* [ARROW-418](https://issues.apache.org/jira/browse/ARROW-418) - [C++] Consolidate array container and builder code, remove arrow/types
+* [ARROW-419](https://issues.apache.org/jira/browse/ARROW-419) - [C++] Promote util/{status.h, buffer.h, memory-pool.h} to top level of arrow/ source directory
+* [ARROW-427](https://issues.apache.org/jira/browse/ARROW-427) - [C++] Implement dictionary-encoded array container
+* [ARROW-428](https://issues.apache.org/jira/browse/ARROW-428) - [Python] Deserialize from Arrow record batches to pandas in parallel using a thread pool
+* [ARROW-438](https://issues.apache.org/jira/browse/ARROW-438) - [Python] Concatenate Table instances with equal schemas
+* [ARROW-440](https://issues.apache.org/jira/browse/ARROW-440) - [C++] Support pkg-config
+* [ARROW-441](https://issues.apache.org/jira/browse/ARROW-441) - [Python] Expose Arrow's file and memory map classes as NativeFile subclasses
+* [ARROW-442](https://issues.apache.org/jira/browse/ARROW-442) - [Python] Add public Python API to inspect Parquet file metadata
+* [ARROW-444](https://issues.apache.org/jira/browse/ARROW-444) - [Python] Avoid unnecessary memory copies from use of PyBytes_* C APIs
+* [ARROW-449](https://issues.apache.org/jira/browse/ARROW-449) - Python: Conversion from pyarrow.{Table,RecordBatch} to a Python dict
+* [ARROW-456](https://issues.apache.org/jira/browse/ARROW-456) - C++: Add jemalloc based MemoryPool
+* [ARROW-461](https://issues.apache.org/jira/browse/ARROW-461) - [Python] Implement conversion between arrow::DictionaryArray and pandas.Categorical
+* [ARROW-467](https://issues.apache.org/jira/browse/ARROW-467) - [Python] Run parquet-cpp unit tests in Travis CI
+* [ARROW-470](https://issues.apache.org/jira/browse/ARROW-470) - [Python] Add "FileSystem" abstraction to access directories of files in a uniform way
+* [ARROW-471](https://issues.apache.org/jira/browse/ARROW-471) - [Python] Enable ParquetFile to pass down separately-obtained file metadata
+* [ARROW-472](https://issues.apache.org/jira/browse/ARROW-472) - [Python] Expose parquet::{SchemaDescriptor, ColumnDescriptor}::Equals
+* [ARROW-475](https://issues.apache.org/jira/browse/ARROW-475) - [Python] High level support for reading directories of Parquet files (as a single Arrow table) from supported file system interfaces
+* [ARROW-476](https://issues.apache.org/jira/browse/ARROW-476) - [Integration] Add integration tests for Binary / Varbytes type
+* [ARROW-477](https://issues.apache.org/jira/browse/ARROW-477) - [Java] Add support for second/microsecond/nanosecond timestamps in-memory and in IPC/JSON layer
+* [ARROW-478](https://issues.apache.org/jira/browse/ARROW-478) - [Python] Accept a PyBytes object in the pyarrow.io.BufferReader ctor
+* [ARROW-484](https://issues.apache.org/jira/browse/ARROW-484) - Add more detail about what of technology can be found in the Arrow implementations to README
+* [ARROW-495](https://issues.apache.org/jira/browse/ARROW-495) - [C++] Add C++ implementation of streaming serialized format
+* [ARROW-497](https://issues.apache.org/jira/browse/ARROW-497) - [Java] Integration test harness for streaming format
+* [ARROW-498](https://issues.apache.org/jira/browse/ARROW-498) - [C++] Integration test harness for streaming format
+* [ARROW-503](https://issues.apache.org/jira/browse/ARROW-503) - [Python] Interface to streaming binary format
+* [ARROW-508](https://issues.apache.org/jira/browse/ARROW-508) - [C++] Make file/memory-mapped file interfaces threadsafe
+* [ARROW-509](https://issues.apache.org/jira/browse/ARROW-509) - [Python] Add support for PARQUET-835 (parallel column reads)
+* [ARROW-512](https://issues.apache.org/jira/browse/ARROW-512) - C++: Add method to check for primitive types
+* [ARROW-514](https://issues.apache.org/jira/browse/ARROW-514) - [Python] Accept pyarrow.io.Buffer as input to StreamReader, FileReader classes
+* [ARROW-515](https://issues.apache.org/jira/browse/ARROW-515) - [Python] Add StreamReader/FileReader methods that read all record batches as a Table
+* [ARROW-521](https://issues.apache.org/jira/browse/ARROW-521) - [C++/Python] Track peak memory use in default MemoryPool
+* [ARROW-531](https://issues.apache.org/jira/browse/ARROW-531) - Python: Document jemalloc, extend Pandas section, add Getting Involved
+* [ARROW-538](https://issues.apache.org/jira/browse/ARROW-538) - [C++] Set up AddressSanitizer (ASAN) builds
+* [ARROW-547](https://issues.apache.org/jira/browse/ARROW-547) - [Python] Expose Array::Slice and RecordBatch::Slice
+* [ARROW-81](https://issues.apache.org/jira/browse/ARROW-81) - [Format] Add a Category logical type (distinct from dictionary-encoding)
+
+## Task
+
+* [ARROW-268](https://issues.apache.org/jira/browse/ARROW-268) - [C++] Flesh out union implementation to have all required methods for IPC
+* [ARROW-327](https://issues.apache.org/jira/browse/ARROW-327) - [Python] Remove conda builds from Travis CI processes
+* [ARROW-353](https://issues.apache.org/jira/browse/ARROW-353) - Arrow release 0.2
+* [ARROW-359](https://issues.apache.org/jira/browse/ARROW-359) - Need to document ARROW_LIBHDFS_DIR
+* [ARROW-367](https://issues.apache.org/jira/browse/ARROW-367) - [java] converter csv/json <=> Arrow file format for Integration tests
+* [ARROW-368](https://issues.apache.org/jira/browse/ARROW-368) - Document use of LD_LIBRARY_PATH when using Python
+* [ARROW-372](https://issues.apache.org/jira/browse/ARROW-372) - Create JSON arrow file format for integration tests
+* [ARROW-506](https://issues.apache.org/jira/browse/ARROW-506) - Implement Arrow Echo server for integration testing
+* [ARROW-527](https://issues.apache.org/jira/browse/ARROW-527) - clean drill-module.conf file
+* [ARROW-558](https://issues.apache.org/jira/browse/ARROW-558) - Add KEYS files
+* [ARROW-96](https://issues.apache.org/jira/browse/ARROW-96) - C++: API documentation using Doxygen
+* [ARROW-97](https://issues.apache.org/jira/browse/ARROW-97) - Python: API documentation via sphinx-apidoc
+
+[2]: https://github.com/apache/arrow/releases/tag/apache-arrow-0.2.0
+[3]: https://dist.apache.org/repos/dist/release/arrow/arrow-0.2.0/apache-arrow-0.2.0.tar.gz.md5
+[6]: https://dist.apache.org/repos/dist/release/arrow/arrow-0.2.0/apache-arrow-0.2.0.tar.gz
+[7]: https://dist.apache.org/repos/dist/release/arrow/arrow-0.2.0/apache-arrow-0.2.0.tar.gz.asc


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